47th week of 2021 patent applcation highlights part 20 |
Patent application number | Title | Published |
20210362748 | SYSTEM AND METHOD FOR PROVIDING CUSTOMIZED RECOMMENDATION SERVICE USED FOR AUTONOMOUS VEHICLE - Provided are a system and a method for providing service to recommend customized exercise used for autonomous vehicle according to a situation of a user and a situation of autonomous control by determining that a user does an exercise safely and freely during autonomous control of the vehicle through a monitoring system in the vehicle. According to the present disclosure, it is possible to determine whether the user does the exercise safely and freely during autonomous control of the vehicle through the monitoring system in the autonomous vehicle and recommend the customized exercise used for the autonomous vehicle according to the situation of the user and the situation of the autonomous control. Further, according to the present disclosure, it is possible to determine whether the user does the exercise safely and freely during the autonomous control of the vehicle through the monitoring system in the autonomous vehicle and recommend the autonomous vehicle in which the user can do the recommended exercise according to the situation of the user and the situation of the autonomous control. | 2021-11-25 |
20210362749 | HARDWARE ACCELERATED NETWORK INTERFACE FOR AN AUTONOMOUS VEHICLE SWITCHED-NETWORK - The subject disclosure relates to features that reduce computational overhead needed to transport sensor data through an autonomous vehicle (AV) network. In some aspects, a process of the disclosed technology includes steps for receiving a plurality of sensor packets at an accelerated AV network pipeline, extracting frame information associated with the plurality of sensor packets, and extracting payload data from the plurality of sensor packets based on the associated frame information to produce a plurality of de-capsulated sensor packets. Systems and machine-readable media are also provided. | 2021-11-25 |
20210362750 | VEHICLE AND SAFE DRIVING ASSISTANCE METHOD THEREFOR - A vehicle includes a processing device that detects an authentication device approaching the vehicle, determines a user's impaired state based on user condition information acquired using at least one device mounted on the vehicle, and performs a safe driving assistance service. The safe driving assistance service can prevent an impaired user from operating the vehicle. | 2021-11-25 |
20210362751 | METHOD AND SYSTEM FOR VEHICLE TRACTION - Various methods and systems are provided for automatically applying tractive material during operation of a vehicle. In one embodiment, the application of tractive material for a vehicle is adjusted based on calculated and expected tractive effort for each powered truck, axle, or wheel of the vehicle. In this way, tractive material application is controlled on a per truck, axle, or wheel basis in order to reduce excessive use of tractive material during operation of the vehicle. | 2021-11-25 |
20210362752 | ASYMMETRIC HOPPER CARS - Railroad hopper cars and methods of increasing total volume capacity of a railroad hopper car having a car body with two or more hoppers. In one embodiment, the railroad hopper car includes a car body having a pair of opposed sides and a pair of opposed ends defining a length. The hopper car additionally includes a pair of wheeled trucks supporting the car body. The hopper car further includes two or more spaced bulkheads extending between the pair of opposed sides to define three or more separate hoppers arranged adjacent one another along the length of the car body and between the pair of side walls. The hoppers being longitudinally asymmetric such that total volume of the hoppers on one side of a transverse center plane of the car body is different from total volume of the hoppers on the other side of the transverse center plane. | 2021-11-25 |
20210362753 | MOUNTING SYSTEM AND DEVICE FOR INSTALLING AT LEAST ONE LINING ELEMENT IN A TRANSPORT VEHICLE, AND CORRESPONDING TRANSPORT VEHICLE - A mounting device includes a front part equipped with first connector for connecting directly to a liner suitable to be installed in a vehicle, or to an intermediate connection device connected to the liner, and a back part that extends from the front part, in the direction opposite the first connector, and includes second connector that are elastically deformable and are adapted to engage, in an adjustable position, along a support structure of the transport vehicle. The front part includes a first face that is substantially flat, onto which is fastened a first layer incorporating the first connector, and the back part comprises a first arm and a second arm, which extend from the two opposite ends of the first face and which converge toward one another. | 2021-11-25 |
20210362754 | METHOD FOR CLEANING AN AIR DUCT, AND AIR INTAKE SYSTEM - A method for cleaning an air duct, in particular an air duct of a rail vehicle. The need to cool at least one load connected to the air duct is determined, the need to clean the air duct is determined, and a cleaning process of the air duct is initiated if there is no or a low need to cool the at least one load connected to the air duct and if there is a need to clean the air duct. There is also described an air intake system. | 2021-11-25 |
20210362755 | RAILWAY TRUCK ASSEMBLY HAVING FORCE-DETECTING LOAD CELLS - A force analysis system and method include a truck assembly that is configured to travel along a track having rails. The truck assembly includes a first side frame, a second side frame, a bolster extending between the first side frame and the second side frame, a first wheel set coupled to the first side frame and the second side frame, a second wheel set coupled to the first side frame and the second side frame, and one or more load cells disposed within the first side frame and/or the second side frame. The load cell(s) are configured to detect forces exerted in relation to the first side frame, the second side frame, and/or the bolster. | 2021-11-25 |
20210362756 | TRAFFIC COMMUNICATION SYSTEM, BASE STATION, VEHICLE, MOBILE STATION, AND MESSAGE TRANSMISSION METHOD - A roadside unit | 2021-11-25 |
20210362757 | EXCLUSIVE TRACK RESOURCE SHARING SYSTEM - A system for exclusive track resource sharing is provided. Some embodiments provide an exclusive track resource sharing system including onboard control units and a resource manager. Onboard control unit is provided in each of trains and is configured to communicate with another onboard control unit in another train. The resource manager is configured to record ownership status information of track resources of the plurality of trains, to provide the ownership status information of the track resources to the onboard control unit, and to generate and deliver a resource entitlement or resource authority to the onboard control unit. The resource authority is configured to be owned by a single onboard control unit. The onboard control unit possessing the resource authority is configured to seize or release the track resources corresponding to the resource authority and to control the track resources corresponding to the resource authority. | 2021-11-25 |
20210362758 | RETENTION AND LOADING AND UNLOADING IN HIGH SPEED TRANSPORTATION SYSTEMS - Techniques for injecting a vehicle into a high speed transportation system are described. A travel request is received from a user. The user is determined to be authorized to travel using the high speed transportation system, based on a profile associated with the user. An injection portal for the user to enter the transportation system is identified. One or more instructions for the user are provided, relating to the injection portal. A vehicle associated with the user is identified at the injection portal. Characteristics of the vehicle are sensed at the injection portal, including a center of gravity of the vehicle. The characteristics are determined to satisfy threshold values, and the vehicle is authorized for travel in the transportation system. A vehicle profile is generated. The vehicle profile is transmitted to a second controller associated with the transportation system. The vehicle is injected into the transportation system. | 2021-11-25 |
20210362759 | AUTONOMOUS RAIL OR OFF RAIL VEHICLE MOVEMENT AND SYSTEM AMONG A GROUP OF VEHICLES - In an example, the autonomous vehicle (“AV”) can be configured among the other vehicles and railway to communicate with a rider on a peer to peer basis to pick up the rider on demand from a location on a track, like a railway, tram or other track, rather than the rider being held hostage to -a fixed, railway schedule. The rider can have an application on his/her cell phone, which tracks each of the AVs. and contact them using the application on the cell phone. In an example, the AV is configured for both on-track and off track operation with different operating parameters for on-track and off track, including speed, degree of autonomy, sensors used etc. | 2021-11-25 |
20210362760 | Controlling a Level Crossing and Railway Control Arrangement - Various embodiments include a method for controlling a level crossing having barriers and signals comprising establishing a duration of a level crossing closure based at least in part on first signals caused by a first ultrasonic wave conducted in a first rail running over the level crossing and second signals caused by an ultrasonic wave conducted in a second rail running over the level crossing. | 2021-11-25 |
20210362761 | CABIN CARGO COMPARTMENTS - A cargo compartment for use in a transport vehicle, the cargo compartment comprising a cargo compartment housing configured and adapted to comply with at least one regulatory requirement of the transport vehicle. The cargo compartment includes wheels attached to the cargo compartment housing. A cargo compartment system for use in a transport vehicle includes a cargo compartment. The cargo compartment includes a cargo compartment housing configured and adapted to comply with at least one regulatory requirement of the transport vehicle, and wheels attached to the cargo compartment housing. The cargo compartment system includes a seat track having at least one fastener. The cargo compartment housing is configured and adapted to couple to the seat track and be secured to the seat track via the at least one fastener. | 2021-11-25 |
20210362762 | UTILITY CART - A utility cart is an apparatus that allows a user to easily carry and access items which are placed inside of the utility car. The utility cart includes a carriage, a base, and a wheel assembly. The carriage further includes a plurality of elongated supports and a closed-shape frame. The plurality of elongated supports and the closed-shape frame define a funnel-like structural shape of the carriage which allows a user to easily access items which are placed inside of the utility cart. The base provides a structural foundation for the utility cart and the wheel assembly is integrated into the base. The wheel assembly provides a conveyance means which allows the utility cart to be translated along the ground or other surface. | 2021-11-25 |
20210362763 | Vehicle, Trailer, and Cart Control Systems - Multi-level delivery systems and various apparatus associated therewith are presented. Multi-level delivery systems include a number of integrated, modular and interchangeable compactible elements that may work either alone or in conjunction with other such elements to allow for the deployment of a delivery system having a smaller overall spatial footprint when compared to comparable conventional delivery systems. Apparatus combining to form a delivery system may include one or more of: a compactible container cart, a compactible cart hauler or trailer, a propulsion means, and/or a maneuverability means. These elements or apparatus may be deployed in any combination, either together as an integrated system or with compatible conventional apparatus. In combination, delivery systems maximize space efficiency, and allow for adaption to any environment and scale. | 2021-11-25 |
20210362764 | BABY CARRIAGE WITH IMPROVED EASE OF USE - Proposed is a baby carriage with improved ease of use in which the overall frame structure of the baby carriage is minimized while durability of the baby carriage is maintained, such that it is possible to easily couple a canopy in a state of being separable, it is possible to easily switch between an unfolding mode and a folding mode even in the state in which the canopy is not detached, it is possible to greatly reduce the overall size of the baby carriage in the folding mode, it is possible to easily adjust the angle of a seat back in the form of a chair, and in which a safety bar is located between legs of a baby in the baby carriage, and a tray is easily coupled in a state of being separable such that the baby can eat a light snack. | 2021-11-25 |
20210362765 | ACCOMMODATION DEVICE FOR STROLLER AND STROLLER HAVING THE SAME - An accommodation device includes a seat assembly, at least one flexible adjustment strap and an accommodating cavity having a bearing portion and a flexible circumferential surrounding portion. The accommodating cavity is rotatable between a lying state and a sitting state. When in the sitting state, a side of the circumferential surrounding portion reaching a topmost point is a first side portion, and a side opposite to the first side portion is a second side portion. The bearing portion has at least two foldable portions forming a first portion close to the first side portion and a second portion far from the first side portion. The adjusting strap is tensioned by the seat assembly and the first side portion when in the sitting state. The second portion is moved to form a seat portion during rotation to the sitting state, and the first portion is supported by the adjusting strap to form a backrest portion. | 2021-11-25 |
20210362766 | PORTABLE DEVICE FOR ROCKING A STROLLER IN ORDER TO PACIFY THE CHILD WITHOUT CONDITIONING IT - Rocking device for a stroller ( | 2021-11-25 |
20210362767 | CAPACITIVE COUPLING SENSOR - A capacitive coupling sensor ( | 2021-11-25 |
20210362768 | ADJUSTING DRIVE FOR A STEERING COLUMN AND STEERING COLUMN FOR A MOTOR VEHICLE - An adjusting drive for a steering column for a motor vehicle may include a threaded spindle that by way of an external thread engages in a spindle nut. The adjusting drive may also include a drive motor that is coupled to the threaded spindle or the spindle nut such that driving at least one of the threaded spindle or the spindle nut with the drive motor causes the threaded spindle and the spindle nut to rotate relative to one another. To reduce production complexity and improve functionality, the threaded spindle may have a core element that at least in portions is coaxially surrounded in a fixed manner by a threaded element that is configured from plastic and comprises the external thread. | 2021-11-25 |
20210362769 | Steering Column and Steering Device - The outer column has a press-fitted portion into which the inner column is press-fitted on the inner-diameter side, and an adjacent large diameter portion arranged in a location adjacent to the press-fitted portion in the axial direction and having an inner-diameter dimension larger than an inner-diameter dimension of the press-fitted portion. The inner-circumferential surface of the press-fitted portion and the outer-circumferential surface of the inner column come in contact with each other with an interference directly or via another member at only a plurality of contact locations separated in the circumferential direction. The column-side bracket is welded to an outer-circumferential surface of the adjacent large diameter portion with at least a part of the column-side bracket located on the outer-diameter side of the press-fitted portion. | 2021-11-25 |
20210362770 | HUB UNIT HAVING STEERING FUNCTION, AND VEHICLE EQUIPPED WITH SAME - Provided is a steering function-equipped hub unit including: a hub unit body including a hub bearing; a unit support member configured to be provided to a chassis frame component, the unit support member supporting the hub unit body such that the hub unit body is rotatable about a turning axis extending in a vertical direction; and a steering actuator configured to rotationally drive the hub unit body about the turning axis, wherein the hub bearing includes an outer race integrally provided with turning shaft parts protruding upward and downward in the vertical direction on an outer peripheral surface of the outer race, each of the turning shaft parts having an axis coinciding with the turning axis, and the hub unit body is rotatably supported by the unit support member through the turning shaft parts. | 2021-11-25 |
20210362771 | ELECTRIC POWER STEERING DEVICE - In an electric power steering, a control unit includes a first power module configured to supply current to first motor windings, a first control board configured to output a control signal to the first power module, a second power module configured to supply current to second motor windings, a second control board configured to output a control signal to the second power module, and a heat sink. The heat sink includes a column portion having a plurality of mounting portions defined by flat surfaces parallel to the axial direction of the output shaft. The first control board and the second control board are each mounted along a corresponding one of one pair of opposing mounting portions, and the first power module and the second power module are each mounted along a corresponding one of another pair of opposing mounting portions. | 2021-11-25 |
20210362772 | Steering System - A steering system has a steering rod longitudinally displaceable in a housing and a steering motor acting on the steering rod via a ball screw drive. The steering rod has a recirculating ball thread interacting via spherical transmission elements with a transmission nut driven by the steering motor and that is rotatably mounted by a bearing arrangement with a pivot bearing having an inner ring to which a mechanism wheel is fixedly attached. The transmission nut is pivotably mounted on the mechanism wheel about a pivot axis oriented perpendicularly to the longitudinal axis of the steering rod, and has a curved joint section which interacts with a curved joint section of the mechanism wheel to form a pivoting bearing. An elastically deformed spring ring arranged between the joint sections provides freedom from play of the pivoting joint. | 2021-11-25 |
20210362773 | Steering System - A steering system has a steering rod longitudinally displaceable in a housing and a steering motor acting on the steering rod via a ball screw drive. The steering rod has a recirculating ball thread interacting via spherical transmission elements with a transmission nut driven by the steering motor and that is rotatably mounted by a bearing arrangement with a pivot bearing having an inner ring to which a mechanism wheel is fixedly attached. The transmission nut is pivotably mounted on the mechanism wheel about a pivot axis oriented perpendicularly to the longitudinal axis of the steering rod, and has a curved joint section which interacts with a curved joint section of the mechanism wheel to form a pivoting bearing. In order to realize low-friction movement capability of the pivoting bearing, at least one of the joint sections has a sliding coating, and/or a lubricant is arranged between the joint sections. | 2021-11-25 |
20210362774 | VEHICLE STEERING DEVICE - A vehicle steering device includes an electric motor applying a steering force to a vehicle turning mechanism, a first setting portion setting a target assist torque in accordance with a steering torque, a second setting portion setting an angle controlling target torque for bringing an angular deviation between a target steering angle and an actual steering angle close to zero, a restriction processing portion restricting the angle controlling target torque set by the second setting portion, a first calculating portion calculating a target automatic steering torque using the angle controlling target torque after the restriction process by the restriction processing portion, and second calculating portions performing weighted addition of the target automatic steering torque and the target assist torque in accordance with a value that changes in accordance with a driver input to calculate a target motor torque that is a electric motor target motor torque value. | 2021-11-25 |
20210362775 | MOTOR CONTROL DEVICE AND STEERING SYSTEM - A motor control device controls an electric motor in a steering system including a hydraulic mechanism that applies a part of a turning force to a turning mechanism and the electric motor that applies the other part of the turning force. The motor control device includes: an actual turning angle acquiring unit configured to acquire an actual turning angle of turning wheels; a target turning angle acquiring unit configured to acquire a target turning angle which is a target value of a turning angle; a control value generating unit configured to generate a motor control value for controlling the electric motor such that the actual turning angle reaches the target turning angle; and an instruction value calculating unit configured to generate an instruction value which is obtained by filtering a natural frequency of the steering system in response to the motor control value. | 2021-11-25 |
20210362776 | STEERING DEVICE - A steering device is connected to a turning mechanism to which a part of a turning force is applied by a hydraulic mechanism. The steering device includes an electric motor, a rotation angle detector, and a steering control device. The steering control device is configured to acquire a target turning angle which is a target value of a turning angle of turning wheels, to control the electric motor such that a turning angle of the turning wheels reaches the target turning angle, to estimate a delay of an actual turning angle of the turning wheels with respect to the target turning angle based on a delay model with the detected rotation angle as an input, to output delay information, and to correct the target turning angle based on the delay information. | 2021-11-25 |
20210362777 | BACKUP CONTROL OF ELECTRIC POWER STEERING SYSTEM WHEN SENSOR FAILURE OCCURS - Systems and methods for controlling an electric power steering system. The system includes an electric motor configured to provide a torque to a steering mechanism of a vehicle, a torsion bar torque sensor, a vehicle speed sensor, and a steering angle sensor. The system also includes an electronic controller configured to determine a failure of the torsion bar torque sensor, receive a vehicle speed from the vehicle speed sensor and a steering angle from the steering angle sensor, calculate a steering assistance torque based on the vehicle speed and the steering angle, calculate a hysteresis torque based on the steering angle, sum the steering assistance torque and the hysteresis torque to determine a turning torque, calculate a return torque and sum the turning torque and return torque to obtain an output torque, and generate a command for the electric motor to provide the output torque to the steering mechanism. | 2021-11-25 |
20210362778 | METHOD FOR DIAGNOSING A FUNCTIONALITY USING DISCRETE VALUES OR DISCRETE CLASSES OF VALUES ON THE INPUT OR OUTPUT SIDE - A method for diagnosing a functionality having an input or output signal with discrete values or discrete classes of values which are observable quantities of a diagnosis functionality. The signal to be diagnosed is the input or output signal, where the values or classes of values have a cardinality N, where N error counters are provided. The method includes providing a sum signal from the sum of the signals of the error counters. When a value or a class of values is erroneous, the method includes incrementing the signal of the error counter assigned to the erroneous value or the erroneous class. When the value or the class is correct, the method includes decrementing the signal of the error counter assigned to the value or the class and when the sum signal exceeds a pre-established limit value, the method includes outputting an error message of the functionality. | 2021-11-25 |
20210362779 | METHODS AND APPARATUS TO REDUCE NOISE AND VIBRATION IN A HYBRID HYDRAULIC POWER STEERING SYSTEM - Methods and apparatus to reduce noise and vibration in a hybrid hydraulic power steering system are disclosed. A method includes receiving sensor data from sensors of a vehicle and mapping the sensor data to filter coefficients. The method further includes generating a torque demand based on an input of the filter coefficients into a polynomial filter and tuning at least one of a torque assistance or a steering damping of an assisted steering system of the vehicle based on the torque demand. | 2021-11-25 |
20210362780 | DRIVING ASSISTANCE APPARATUS - A driving assistance apparatus predicts an appropriate operation amount which is an operation amount performed by a driver in correspondence with the external environment, and sets the appropriate operation amount range including the appropriate operation amount, an appropriate operation amount range including the appropriate operation amount, and changes the reaction force characteristics of the operation device when it is determined that the operation amount of the driver corresponding to the prediction time point of the appropriate operation amount is not included in the appropriate operation amount range. | 2021-11-25 |
20210362781 | SYSTEM AND METHOD FOR ACTIVE STEERING CONTROL WITH AUTOMATIC TORQUE COMPENSATION - A system and a method for active steering control with automatic torque compensation are disclosed with a processor that generates a targeted torque signal after receiving a steering assistance signal generated by an active driver assistance device, overlays the targeted torque signal on a driver's torque signal after receiving the driver's torque signal sensed by a torque sensor to generate a steering torque signal, and performs an assistance logic algorithm according to the steering torque signal. As the assistance logic algorithm is performed based on both the steering assistance signal and the driver's torque signal, the steering assistance effect provided by the system and the method will not resist against the way of driver's steering, allowing the driver to easily and stably control the vehicle. | 2021-11-25 |
20210362782 | STEERING CONTROL DEVICE AND STEERING CONTROL METHOD - Provided is a steering control device and a steering control method that can suppress the deterioration of the turning responsiveness at the initial stage of steering that may occur in a four-wheel steering vehicle and improve the steering stability when the front and rear wheels of the four-wheel steering vehicle are controlled in the same phase. A steering control device | 2021-11-25 |
20210362783 | Universal Axle-Hub Assembly - A universal axle-hub assembly is provided for an off-road vehicle. The universal axle-hub assembly comprises a wheel hub that receives a constant velocity (CV) axle snout into an opening extending through an axle support of the wheel hub. An outboard-most portion of the opening is a splined portion that engages with similar splines disposed on an outboard-most portion of the CV axle snout. An inboard-most portion of the opening is a smooth portion that receives a smooth portion of the CV axle snout. The axle support extends through an entirety of the width of a bearing that supports the wheel hub, such that the bearing supports the smooth portion of the CV axle snout and substantially eliminates shear forces acting on the splined portion of the CV axle snout. A bearing carrier supports the bearing and may be fastened onto a trailing arm or a spindle of the off-road vehicle. | 2021-11-25 |
20210362784 | CRANE WITH WHEELS HAVING VARIABLE CAMBER ANGLE - A crane for lifting and transporting loads includes a base frame for transferring the loads of the crane onto a support surface by a plurality of wheels. The wheels are capable of rotating relative to the base frame so as to change the camber angle of the wheels. | 2021-11-25 |
20210362785 | VEHICLE STRUCTURE - On both sides under a floor of an electric vehicle, side members are provided, each in a closed cross sectional shape. Collars and the like are provided in the side members. On a lower side of a lower wall of each of the side members, cross members which are fixed by using the collars or the like are provided. Between the side members on both sides, a main battery is provided and supported by the cross members. In the vicinity of a lower side of a doorway of the electric vehicle, a cutout part is formed such that a height of a portion of an upper wall of the side member is relatively lowered. On an upper surface of the cutout part, a reinforcing member is provided. A ramp passes through a space on an upper side of the cutout part. | 2021-11-25 |
20210362786 | VEHICLE BODY FOR ELECTRICAL VEHICLE - A vehicle body for an electrical vehicle includes: side sills, which are coupled to side surfaces of a floor panel, rear side members, front end portions of which overlap rear end portions of the side sills and which are coupled the side surfaces of the floor panel, a battery, which is positioned at a lower portion of the floor panel and is mounted to portions of the side sills in front of the rear side members and to portions at which the side sills overlap the rear side members, and rear extension members having a strength lower than any of the side sills and the rear side members, the rear extension members being connected at front ends thereof to rear ends of the rear side members, and the rear extension members being coupled to the side surfaces of the floor panel. | 2021-11-25 |
20210362787 | BODYWORK PART COMPRISING A BACKLIT ZONE - It is provided a bodywork part made of painted plastic material consisting of a single plastic material, and in one piece, comprising a first zone having a first thickness and a second zone having a second thickness, the first thickness being greater than the second thickness so that the second zone has a higher transmittance than that of the first zone. | 2021-11-25 |
20210362788 | MEGA ELONGATOR - A replacement tailgate for the purpose of elongating the pick up truck may be installed on a truck bed wherein the replacement tailgate can be unfolded in order to elongate a length of the truck bed. The replacement tailgate may have front and rear shells that are used to support objects placed in the truck bed as well as act as the new tailgate when the truck bed length is elongated. Various panels may be unfolded in order to trap objects within the truck bed when the replacement tailgate is unfolded in order to elongate the truck bed length. | 2021-11-25 |
20210362789 | SYSTEM FOR REDUCING THE DRAG OF A VEHICLE | 2021-11-25 |
20210362790 | COMMODITY CART WITH IMPROVED LOADING POSITIONING - A commodity cart includes at least one storage tank and a transfer arm having a product chute, a tube portion coupled to the product chute. The tube portion ends in a product outlet. A hydraulic system is coupled to the transfer arm and configured to move the transfer arm to a product loading position wherein the product chute is positioned at a location on the ground. A controller is configured to determine a desired fill vehicle position and generate an indication of the desired fill vehicle position. | 2021-11-25 |
20210362791 | TRACK TENSION MANAGEMENT SYSTEM AND METHOD - A work machine may include an electric motor, an idler wheel, a drivable track engaged with the idler wheel, and an actuator that is electrically powered by the electric motor and configured to move the idler wheel to adjust the tension in the drivable track based on the torque output of the electric motor. The work machine also includes a controller configured to automatically control the electrical current input to the electric motor based on one or more monitored control factors associated with the work machine. | 2021-11-25 |
20210362792 | ACTIVE TENSION SYSTEM AND METHOD - A work machine may include an idler wheel, a drivable track engaged with the idler wheel, and an actuator configured to move the idler wheel to adjust the tension in the drivable track. A controller may actively instruct the actuator to adjust the tension in the drivable track based on the pressure in the actuator and variables associated with the drivable track and the work machine. | 2021-11-25 |
20210362793 | Process for making seats with additional gel padding, seat obtained therewith and equipment for implementing said process - A process is disclosed for making seats, for example bicycle seats, which include at least one shell, at least one covering sheet or covering, and at least one gel padding element, which adheres to at least one intermediate adhesion sheet made of a material having micro holes or holes or a woven fabric, which in turn adheres to a surface of the at least one covering. Equipment configured to implement such process is also disclosed. | 2021-11-25 |
20210362794 | Bicycle Saddle, Saddle Pad, and Method for Producing a Bicycle Saddle or Saddle Pad - The invention relates to a bicycle saddle having a saddle shell, on the underside of which a frame is arranged. A saddle pad is arranged on the upper side of the saddle shell. According to the invention, the saddle pad has two padding elements for improved comfort, wherein in a preferred embodiment the inner padding element is made of TPU (thermoplastic polyurethane). | 2021-11-25 |
20210362795 | Spacer for spacing a headset from a stem of a bicycle - Spacer for spacing a headset from a stem of a bicycle. The spacer comprises a cable guide, in particular for brake cables and gear shift cables. The cable guide is provided with a cable guide opening and a cable guide wall enclosing the cable guide opening. The cable guide wall is interrupted by a cable insertion gap, allowing lateral insertion of a cable. Optionally, the cable guide comprises cable retaining means for retaining an inserted cable within the cable guide opening. | 2021-11-25 |
20210362796 | Bike Warning System - Bicycles and automobiles share the roads and it is imperative that a collision between a car and a bicycle be avoided. A warning system that can be placed on the back of a bicycle that extends upward to alert the general traffic in the area. The top portion of the pole will be equipped with a flag or other warning device and will also be illuminated for greater visibility. The warning system can also be extended outward to alert oncoming traffic to a bicycle in the area. When the arm is extended outward it can also rotate backwards if the warning device is struck by an obstacle. | 2021-11-25 |
20210362797 | Recumbent Vehicle - The present invention relates to a recumbent vehicle ( | 2021-11-25 |
20210362798 | ADJUSTABLE HEAD ANGLE BICYCLES - An adjustable head angle bicycle assembly includes a steerer tube; a head tube that includes a first annular surface protruding radially inward from an inner wall at the upper end, and a second annular surface protruding radially inward from the inner wall at the lower end; an upper cup that includes a third annular surface engaged with the first annular surface of the head tube; and a lower cup that includes a fourth annular surface engaged with the second annular surface of the head tube. | 2021-11-25 |
20210362799 | QUICKLY DETACHABLE AND ROTATABLE BICYCLE HANDLEBAR STEM - The invention relates to a handlebar stem, which permits simple and quick loosening and twisting, as well as simple and safe resetting and fastening of said stem with the handlebar attached thereto. The problem of the invention is to provide a particularly simple, theft-proof and versatile alternative involving low manufacturing costs, and which can also easily be retrofitted. A stem set according to the invention comprises a stem and at least one locking device, which can be fixedly clamped to the steerer tube. According to the invention, the stem set is arranged, such that when mounted on the steerer tube, the locking device fixedly connected to the steerer tube prevents the stem from being pulled off the steerer tube. However, this can also be achieved, for example, by the stem engaging around and/or behind the locking device and/or the locking device engaging around and/or behind the stem. | 2021-11-25 |
20210362800 | Retractable Towing Device - In another embodiment, a towing system for a pair of bicycles is described. The towing device includes a towing device comprising a tow rope retractably contained within a canister and a mounting surface proximate a top of the canister. The towing device also includes at least one fastener positioned to affix the mounting surface to an underside of a bicycle seat and a towing latching coupled to the free end of the tow rope. The towing system also includes a towee device. The towee device includes a second tow rope with a first end and a second end and a first ring attached to the first end of the second tow rope and a second ring attached to the second end of the second tow rope. The first and second ring are coupled to a connecting tow rope at a first end and a second towing latch couple to the rigid tow rope at a second end, wherein the towing latch of the towee device removably couples to the towing latch. | 2021-11-25 |
20210362801 | PISTON ASSEMBLY FOR HUMAN-POWERED VEHICLE - A piston assembly is provided for a human-powered vehicle. The piston assembly includes a main body and a primary seal. The main body is configured to be movable from a rest position to an actuated position along an actuation direction in a cylinder bore. The primary seal includes a primary seal body arranged on the main body. The primary seal body is made of a resin material. The main body includes a first part and a second part. The first part is at least partly arranged upstream of the primary seal with respect to the actuation direction. The second part is coupled to the first part to be at least partly arranged downstream of the primary seal with respect to the actuation direction. The at least one of the first part and the second part includes a support portion supporting the primary seal. | 2021-11-25 |
20210362802 | PISTON ASSEMBLY FOR HUMAN-POWERED VEHICLE - A piston assembly is provided for a human-powered vehicle. The piston assembly includes a main body, a primary seal and a secondary seal. The main body is configured to be movable from a rest position to an actuated position along an actuation direction in a cylinder bore. The primary seal includes a primary seal body arranged on the main body, the primary seal body being made of the first seal material. The secondary seal includes a secondary seal body arranged on the main body at upstream of the primary seal with respect to the actuation direction. The secondary seal body is made of a second seal material that is more elastic than the first seal material. | 2021-11-25 |
20210362803 | PISTON ASSEMBLY FOR HUMAN-POWERED VEHICLE - A piston assembly is provided for a human-powered vehicle. The piston assembly includes a main body and a primary seal. The main body is configured to be movable from a rest position to an actuated position along an actuation direction in a cylinder bore. The primary seal includes a primary seal body arranged on the main body. The primary seal body is made of a resin material. The primary seal body has a primary lip portion configured to be in contact with the cylinder bore in an arranged state where the piston assembly is arranged in the cylinder bore. The primary seal further includes a biasing part configured to be in contact with an outer circumferential surface of the main body to outwardly bias the primary lip portion of the primary seal body in the arranged state. | 2021-11-25 |
20210362804 | AUTOMATIC LOCKING/UNLOCKING SYSTEM FOR TRACTION SYSTEMS, ACTUATED BY PEDAL LEVERS - A locking/unlocking system for traction systems actuated by pedal levers, which includes: a blocking element ( | 2021-11-25 |
20210362805 | REAR DERAILLEUR DAMPENING ASSEMBLY - A rear derailleur assembly for mounting to a bicycle, wherein the bicycle includes a frame, includes an upper body for operationally engaging the rear derailleur assembly to the frame. The rear derailleur assembly also include a chain cage for engaging a chain of the bicycle; a controller pivotally connected to the upper body; and a lower body operationally connected to the chain cage, pivotally connected to the controller, and pivotally connected to the chain cage. The lower body includes a damper assembly for providing rotational resistance as the chain cage rotates in a first direction about the pivot axis. | 2021-11-25 |
20210362806 | SYSTEMS AND METHODS OF ADJUSTABLE SUSPENSIONS FOR OFF-ROAD RECREATIONAL VEHICLES - A damping control system is provided for an off-road recreational vehicles having a suspension located between a ground engaging member and a vehicle frame and including at least one adjustable shock absorber having an adjustable damping characteristic based on an input from a sensor. | 2021-11-25 |
20210362807 | SNOWMOBILE - A snowmobile comprises a chassis with a front portion and a tunnel, and a power train unit supported by the chassis. The snowmobile further includes a plurality of ground-engaging members cooperating with the power train unit to operate the snowmobile. The plurality of ground-engaging members includes a pair of front skis and an endless track assembly. The track includes a wide track belt and the snowmobile body portions and chassis are adapted to fit the wide track belt. A rear rack assembly is positioned on a rear of the snowmobile frame and can support a passenger seat. | 2021-11-25 |
20210362808 | ANCHOR ROPE SYSTEM FOR AN OFFSHORE DEVICE - An anchor rope system for an offshore device for fixing an offshore device to a subsea floor. The anchor rope system includes at least one anchor rope surrounded by at least one sheathing. The anchor rope system includes at least one condition sensor formed by at least one fiber optic cable. | 2021-11-25 |
20210362809 | VARIABLE WEIGHT BOAT ANCHOR - A variable weight boat anchor having an added weight storage capacity for submerged unloading of added weight is presented. Remote signal from a boat triggers the release of added matter in the anchor for a lighter pulling. | 2021-11-25 |
20210362810 | HYBRID DYNAMICALLY INSTALLED ANCHOR WITH A FOLDING SHANK AND CONTROL METHOD FOR KEEP ANCHOR VERTICALITY DURING FREE FALL IN WATER - The present invention relates to a hybrid dynamically installed anchor with a folding shank and a control method to keep the verticality of the hybrid anchor during free fall in the seawater, which can be applied to the field of offshore engineering. The hybrid anchor comprises a folding-shank plate anchor, a ballast shaft, an extension rod, a plurality of rear fins, and a recovery hole from the front to the tail. The folding shank is not only useful in reducing the water and soil resistance during installation, but also beneficial in improving the directional stability of the hybrid anchor during free fall in the seawater. The re-used shaft can significantly increase the penetration depth of the folding-shank plate anchor and reduce the installation cost at the same time. The control method keeping the verticality of the hybrid anchor can improve the success rate during anchor installation. | 2021-11-25 |
20210362811 | AFT-FACING TRANSOM SEATING FOR A BOAT - A boat including one or more seats, which may be aft-facing. The seat includes a seat bottom, which may be movable between a first position and a second position. The second position is a position in which the seat bottom is pivoted upwardly relative to the position of the seat bottom in the first position to allow access to a hidden compartment. The seat may also include a leg rest. The leg rest may extend aft of the transom, and may extend in a direction that is at a downward angle relative to the seat bottom. The leg rest may also have a length such that a gap is present between the leg rest and a surface beneath the leg rest. | 2021-11-25 |
20210362812 | Bracket and System for Support and Security of Elongated Items - An apparatus for mounting an item on a horizontal rail is disclosed. The apparatus may include a bracket having a hanger portion, a support portion, an elongated body extending from the hanger portion to the support portion, and a retaining strap that runs from the hanger portion to the support portion. Also disclosed is a system for mounting an item on a horizontal rail. The system may include a bracket having a hanger portion, a support portion, an elongated body extending from the hanger portion to the support portion, a retaining strap, and the item. | 2021-11-25 |
20210362813 | Surfboard Hanger - This paper is directed to a system for the storage and display of large objects, such as surfboards. The system disclosed herein holds a surfboard vertically via the leash plug. The system may use hook on a hanger to hold a leash attached to the leash plug. A variant of the system uses a bumper, either above or below the hook, to hold help hold the surfboard in place. An additional variant of the system may use a hook directly attached to the leash plug. | 2021-11-25 |
20210362814 | SHALLOW DRAFT CONTAINER CARRIER - A long, wide, and low-profile mono-hull vessel able to meet the requirements for an efficient, rapid, and reliable inland waterway container transport system. A shallow draft container carrier may comprise a self-propelled semi-monocoque mono-hull vessel having a double radius ogive bow and octet truss space frame structure. Additional features such as a forward bridge, full beam stern, and distributed electric propulsion system elements may be included. The design provides a vessel that is large, strong, ridged, and fast, able to operate in shallow water, resistant to debris accumulation, with large cargo capacity and low wind load, and potentially with zero-turn radius capability. The aspect ratio provides high capacity with high speed, low drag and fuel-efficient hull form. Integral bow and stern thrusters may provide enhanced safety, control, speed, maneuverability, and zero-turn radius capability. An electric propulsion system combined with traction motors and full beam stern layout may provide greater power while maintaining shallow draft operating capability and flexibility in cargo hold design. | 2021-11-25 |
20210362815 | SYSTEM FOR ATTACHING A DEVICE TO AN OBJECT, AND ASSOCIATED SYSTEM FOR DEPLOYING THE DEVICE - The present invention relates to a system for attaching a device to an object, comprising: an attachment device for attaching the device to an object, the attachment device having a trigger for triggering activation of the attachment device; a releasable coupling device for releasably coupling the attachment device to a deployment system. The releasable coupling device comprising: a housing; a trigger system, configured to trigger the attachment device trigger; and a retaining system, configured to releasably retain the attachment device. The releasable coupling device is configured such that: in a first configuration, the trigger system is in a disarmed state; in a second configuration, the trigger system is in an armed state, such that movement of the attachment device relative to the housing of the releasable coupling device activates the trigger of the attachment device; and in a third configuration, the retaining system releases the attachment device. The invention is particular of use in attaching an ordnance clearance charge to underwater ordnance. The invention further relates to an unmanned underwater vehicle comprising such an attaching system. | 2021-11-25 |
20210362816 | WORKING METHOD USING AUTONOMOUS UNDERWATER VEHICLE - A working method using an AUV includes a step of working on a work object with a work device included in the AUV while causing the AUV to sail along the work object, a step of dropping and sinking a transponder to the bottom of water, a step of causing the AUV to sail toward a return destination, and a step of resuming work on the work object by causing the AUV to sail from a return destination to the vicinity of a work suspended position, at which work on the work object is suspended, based on information obtained by acoustic positioning using the transponder that is sunk to the bottom of water. | 2021-11-25 |
20210362817 | SQUARE-RIG WING SAIL FOR UNMANNED SURFACE VEHICLES - Techniques are provided for an unmanned surface vehicle including a vehicle body and a rigid square-rig wing coupled with the primary vehicle body. The rigid square-rig wing includes a first surface configured to interact with wind to generate a force that propels the primary vehicle body in a direction of travel that is primarily composed of drag, and a second surface configured to interact with the wind to generate a force that propels the primary vehicle body in a direction of travel that is primarily composed of lift. The unmanned surface vehicle further includes a rudder and a control system comprising a controller, the control system configured to determine a rudder position and generate a signal to position the rudder to the rudder position. | 2021-11-25 |
20210362818 | MOTORIZED ROTATING TRANSDUCER MOUNT - A transducer mount assembly includes a housing and a motor coupled to and disposed within the housing. An elongated rod extends from the housing and is operably coupled to the motor. The motor is configured to rotate the elongated rod about a longitudinal axis of the elongated rod in a first direction and a second direction opposite the first direction. A controller is in communication with the motor and is configured to selectively direct the motor to rotate the elongated rod in the first direction and the second direction. A boat mount bracket is configured to couple the transducer mount assembly to portion of a boat. A transducer mount bracket is configured to couple a transducer to the elongated rod. | 2021-11-25 |
20210362819 | WATERCRAFT WITH ELECTRIC DRIVE SYSTEM - A watercraft includes a hull having a lengthwise-extending keel and a transom extending perpendicularly to the keel about an aft end of the hull. An electrically-powered propulsion pod is engaged with the hull on opposite sides of the keel. A single control unit is in communication with the propulsion pods, wherein the single control unit is arranged to interact with the propulsion pods to control steering, direction, and velocity of the hull. An associated method of forming a watercraft is also provided. | 2021-11-25 |
20210362820 | PROPULSION RUDDER FOR A WATER DRONE - A propulsion rudder for use with a water vessel, preferably an unmanned surface water vessel. The propulsion rudder includes a rotating base, a rudder assembly, and a thrust assembly. In one embodiment, the rudder assembly may comprise two vertical mast rudders connected by an upper horizontal wing, with the thrust assembly mounted on the horizontal wing. In a second embodiment, the rudder assembly may comprise an annular airfoil with the thrust assembly mounted on a mast and positioned in the center of the annular airfoil. The thrust assembly may be a propeller, a turbine, a ramjet, or a rocket. | 2021-11-25 |
20210362821 | METHOD AND APPARATUS FOR CONTROLLING A MARINE VESSEL - One embodiment of the invention comprises a method for controlling a marine vessel having a first steerable propulsor, a corresponding first reversing device, a second steerable propulsor and a corresponding second reversing device. The method comprises receiving a first vessel control signal corresponding to a rotational movement and no translational movement command, generating at least a first actuator control signal and a second actuator control signal in response to the first vessel control signal, coupling the first actuator control signal to and controlling the first steerable propulsor and the second steerable propulsor, and coupling the second actuator control signal to and controlling the first reversing device and to the second reversing device. The method creates rotational forces on the marine vessel with substantially no translational forces on the marine vessel. | 2021-11-25 |
20210362822 | TAIL ROOT POSITIONED AT THE BACK AND BEHIND THE BACK OF AIRCRAFT AND SPACECRAFT RELATED VEHICLES OR PROPELLED/PROJECTILE OBJECTS TO REDUCE DRAG - Repositioning the tail provides a methodology in reducing drag on multiple types of vehicles and objects. When the tail's root chord trailing edge is positioned further towards the back of the fuselage, it produces less drag. Therefore, aerospace vehicles or objects may benefit from this in reducing fuel consumption. | 2021-11-25 |
20210362823 | PANEL SYSTEMS AND METHODS FOR HELICOPTERS - A method of fabricating a panel for a helicopter airframe configurable in a plurality of helicopter configurations comprises the following steps. Operational characteristics of the helicopter airframe are defined. A skin panel is provided, where the skin panel is configured according to the operational characteristics of the helicopter airframe. A brace region is defined relative to the skin panel based on the operational characteristics of the helicopter airframe and the plurality of helicopter configurations. A brace assembly is operatively connected to the skin panel within the brace region to form a blank panel assembly. Accessories are arranged relative to the blank panel assembly according on one of the helicopter configurations to obtain a configured panel assembly. | 2021-11-25 |
20210362824 | WING, FLYING OBJECT, AND METHOD FOR MANUFACTURING A WING - A wing includes: a main structural member; a leading-edge member formed of material with a coefficient of linear thermal expansion different from that of material of the main structural member; an eccentric bushing that has a circular through-hole and is shaped in a cylindrical shape; and a coupling member. The leading-edge member has a first hole prolonged in a specific direction. The main structural member has a second hole. The center axis of the eccentric bushing and the center axis of the through-hole are parallel to and offset from each other. The eccentric bushing is inserted to the first hole. The first coupling member is inserted to the through-hole and the second hole to couple the main structural member and the leading-edge member. | 2021-11-25 |
20210362825 | COMPOSITE MATERIAL STRUCTURE AND MANUFACTURING METHOD OF COMPOSITE MATERIAL STRUCTURE - According to one implementation, a composite material structure includes a corrugated stringer and a panel. The corrugated stringer has a corrugated structure including portions each having hat-shaped cross section. The corrugated stringer is made of a composite material. The panel is integrated with the corrugated stringer. The panel is made of a composite material. Further, according to one implementation, a manufacturing method of a composite material structure includes: setting a textile on a laminated body of prepregs; and producing the composite material structure by covering the laminated body with a bagging film, forming a vacuum state in a space covered with the bagging film, impregnating the textile with the resin, and thermal curing of the laminated body of the prepregs. The laminated body is a panel before curing. The textile has a structure corresponding to a corrugated stringer. | 2021-11-25 |
20210362826 | STRUCTURAL COMPOSITE AIRFOILS WITH A SINGLE SPAR, AND RELATED METHODS - Structural composite airfoils include a primary structural element, a secondary structural element defining the trailing edge of the structural composite airfoil, and a discrete leading edge structure defining the leading edge of the structural composite airfoil. The primary structural element includes an upper skin panel, a lower skin panel, and a middle C-channel spar that is coupled to the upper skin panel and the lower skin panel. The discrete leading edge structure is coupled to the upper leading edge end of the upper skin panel and to the lower leading edge end of the lower skin panel. The upper skin panel may include a first panel bend adjacent the discrete leading edge structure, and the lower skin panel may include a second panel bend adjacent the discrete leading edge structure. | 2021-11-25 |
20210362827 | STRUCTURAL COMPOSITE AIRFOILS WITH A SINGLE SPAR, AND RELATED METHODS - Structural composite airfoils include a primary structural element and a secondary structural element defining a trailing edge of the structural composite airfoil. The primary structural element includes an upper skin panel, a lower skin panel, and a middle C-channel spar that is coupled to the upper skin panel and the lower skin panel. An upper flange of the middle C-channel spar is coupled to the upper skin panel, while a lower flange of the middle C-channel spar is coupled to the upper skin panel and the lower skin panel. An internal volume is defined by the upper skin panel and the lower skin panel aft of the middle C-channel spar, and is defined by the upper skin panel forward of the middle C-channel spar. The leading edge region of the primary structural element defines the leading edge of the structural composite airfoil. | 2021-11-25 |
20210362828 | STRUCTURAL COMPOSITE AIRFOILS WITH DIRECTLY COUPLED FRONT SPARS, AND RELATED METHODS - Structural composite airfoils include a primary structural element, a secondary structural element defining the trailing edge of the structural composite airfoil, and a leading edge skin panel defining the leading edge of the structural composite airfoil. The primary structural element includes an upper skin panel, a lower skin panel, and a front C-channel spar. A first channel of the front C-channel spar faces the leading edge of the structural composite airfoil, and an upper flange of the front C-channel spar forms an acute angle with an elongated span of the front C-channel spar. The leading edge skin panel is positioned adjacent the leading edge region of the primary structural element, with a first end region of the leading edge skin panel being coupled to the upper flange of the front C-channel spar, and a second end region being coupled to the lower flange of the front C-channel spar. | 2021-11-25 |
20210362829 | STRUCTURAL COMPOSITE AIRFOILS WITH A SINGLE SPAR, AND RELATED METHODS - Structural composite airfoils include a primary structural element and a secondary structural element defining the trailing edge of the structural composite airfoil. The primary structural element includes an upper skin panel, a lower skin panel, and a middle C-channel spar that is coupled to the upper skin panel and the lower skin panel. The upper skin panel extends from an upper leading edge end to an upper trailing edge end, and the lower skin panel extends from a lower leading edge end to a lower trailing edge end. The lower leading edge end of the lower skin panel is coupled to the upper leading edge end of the upper skin panel within the leading edge region of the primary structural element. | 2021-11-25 |
20210362830 | STRUCTURAL COMPOSITE AIRFOILS WITH AN IMPROVED LEADING EDGE, AND RELATED METHODS - Structural composite airfoils include a front C-channel spar having an upper flange coupled to an upper skin panel, and a lower flange coupled to a lower skin panel. The upper skin panel includes a joggle adjacent an upper leading edge end, with the joggle being positioned forward of the front C-channel spar. A lower skin surface of the upper leading edge end faces an internal volume defined between the upper skin panel and the lower skin panel. An upper skin surface of the upper leading edge end faces an internal surface of the lower leading edge end of the lower skin panel, and the upper leading edge end of the upper skin panel is coupled to the lower leading edge end of the lower skin panel forward of the front C-channel spar. The leading edge has a bullnose shape defined by the lower skin panel. | 2021-11-25 |
20210362831 | STRUCTURAL COMPOSITE AIRFOILS WITH AN IMPROVED LEADING EDGE, AND RELATED METHODS - Structural composite airfoils include a front C-channel spar having an upper flange coupled to an upper skin panel, and a lower flange coupled to a lower skin panel. The lower skin panel includes a joggle adjacent a lower leading edge end, with the joggle being positioned forward of the front C-channel spar. An upper skin surface of the lower leading edge end faces an internal volume defined between the upper skin panel and the lower skin panel. A lower skin surface of the lower leading edge end faces an internal surface of the upper leading edge end of the upper skin panel, and the lower leading edge end of the lower skin panel is coupled to the upper leading edge end of the upper skin panel forward of the front C-channel spar. The leading edge has a bullnose shape defined by the upper skin panel. | 2021-11-25 |
20210362832 | STRUCTURAL COMPOSITE AIRFOILS WITH AN IMPROVED LEADING EDGE, AND RELATED METHODS - A structural composite airfoil includes a primary structural element, and a secondary structural element defining a trailing edge of the structural composite airfoil. The primary structural element includes an upper skin panel extending from an upper leading edge end to an upper trailing edge end, a lower skin panel extending from a lower leading edge end to a lower trailing edge end, and a bracket coupled to the upper skin panel. The leading edge region of the primary structural element has a bullnose shape defined by the upper skin panel. The lower skin panel includes an integrally formed front C-channel spar having an upper flange coupled to the upper skin panel. The upper flange is adjacent the lower leading edge end, and the integrally formed front C-channel spar is coupled to the bracket, thereby coupling the upper skin panel to the integrally formed front C-channel spar. | 2021-11-25 |
20210362833 | STRUCTURAL COMPOSITE AIRFOILS WITH A MULTI-SPAR PIECE, AND RELATED METHODS - Structural composite airfoils include a primary structural element, and a secondary structural element defining a trailing edge of the structural composite airfoil. The primary structural element extends from a leading edge region to a trailing edge region, with the leading edge region of the primary structural element forming a leading edge of the structural composite airfoil. The primary structural element includes an upper skin panel, a lower skin panel, and a spar. The spar includes a plurality of upper flanges coupled to the upper skin panel and a plurality of lower flanges coupled to the lower skin panel. The spar extends spanwise across the structural composite airfoil. The spar also extends along a chord length of the structural composite airfoil. The spar may be a unitary, monolithic body, with an elongated span extending between each adjacent upper flange and lower flange. | 2021-11-25 |
20210362834 | STRUCTURAL COMPOSITE AIRFOILS WITH AN IMPROVED LEADING EDGE, AND RELATED METHODS - A structural composite airfoil includes a primary structural element, and a secondary structural element defining a trailing edge of the structural composite airfoil. The primary structural element includes an upper skin panel extending from an upper leading edge end to an upper trailing edge end, a lower skin panel extending from a lower leading edge end to a lower trailing edge end, and a bracket coupled to the lower skin panel. The leading edge region of the primary structural element has a bullnose shape defined by the lower skin panel. The upper skin panel includes an integrally formed front C-channel spar having a lower flange coupled to the lower skin panel. The lower flange is adjacent the upper leading edge end, and the integrally formed front C-channel spar is coupled to the bracket, thereby further coupling the lower skin panel to the integrally formed front C-channel spar. | 2021-11-25 |
20210362835 | DISTRIBUTED ACTIVE BRAKES FOR AIRCRAFT HIGH-LIFT DEVICES - Aircraft high-lift device brake apparatus, distributed high-lift device brake systems, and methods of actuating such distributed high-lift device brake systems, where each high-lift device brake apparatus includes an extendable high-lift device, an actuator coupled to the high-lift device that can extend or retract the extendable high-lift device, a torque tube coupled to a remote drive unit so that rotation of the torque tube activates the actuator, and a high-lift device brake that includes, in turn, a brake assembly capable of locking the associated high-lift device in its current position, a torque-based brake activator configured to activate the brake assembly when an applied torque exceeds a predetermined threshold, and a flight control brake activator configured to activate the brake assembly when the flight control brake activator receives an activation signal from the flight control system of the aircraft. | 2021-11-25 |
20210362836 | UPPER SURFACE LOUVERS FOR LIFT FANS - A fan apparatus is disclosed, including a duct having an inlet opening, a fan mounted in the duct, and a plurality of louver devices positioned at the inlet opening. Each louver device has an open position and a closed position, and adjacent louver devices define a plurality of airflow channels. Each airflow channel has a curvature profile that changes as the louver devices move between open and closed positions. | 2021-11-25 |
20210362837 | PITCH-FOLD LOCK - Embodiments are directed to a blade lock comprising a fold lock adapted to prevent folding of a rotor blade in a fold-lock position and to allow folding of the rotor blade in a pitch-lock position. The blade lock further comprises a pitch lock adapted to allow pitch movement of a rotor blade in a fold-lock position and to prevent pitch movement of the rotor blade in the pitch-lock position. A spring-loaded link pivotally connects both the fold lock and the pitch lock and is adapted to provide passive, overcenter locking in the fold-lock position. An actuator is coupled to the pitch lock and is adapted to move the pitch lock and the fold lock between the fold-lock and pitch-lock positions. | 2021-11-25 |
20210362838 | CONTROL SYSTEM AND METHOD FOR AN ELECTRO-HYDRAULIC SERVO-ACTUATOR, IN PARTICULAR OF A TURBOPROPELLER ENGINE - A control system ( | 2021-11-25 |
20210362839 | CONTROL DEVICE AND CONTROL METHOD FOR CONTROLLING FLIGHT OF AERIAL VEHICLE - A first attitude estimation unit | 2021-11-25 |
20210362840 | ACTIVE FLOW CONTROL SYSTEMS AND METHODS FOR AIRCRAFT - Example active flow control systems and methods for aircraft are described herein. An example an active flow control system includes a plenum, a plurality of nozzles fluidly coupled to the plenum, configured to eject high pressure air across a control surface, a compressor to supply pressurized air to the plenum, an electric motor to drive the compressor, and a control system to determine an amount of power input to the electric motor, determine a current speed of the electric motor, and determine a fault has occurred in the active flow control system based on the current speed of the electric motor. | 2021-11-25 |
20210362841 | NOSE LANDING GEAR ASSEMBLY FOR USE WITH AN AIRCRAFT - A nose landing gear assembly includes an oleo strut, a forward brace including a forward brace first end and a forward brace second end. The forward brace first end is pivotably coupled to the nose gear bay of a high wing aircraft about a first pivot axis. The assembly also includes an aft brace including an aft brace first end and an aft brace second end. The aft brace first end is pivotably coupled to the nose gear bay about a second pivot axis, and the aft brace second end is pivotably coupled to the oleo strut. An actuator includes an actuator first end and an actuator second end. The actuator second end is coupled to the nose gear bay and the actuator first end coupled to the forward brace. The actuator is configured to move the nose landing gear assembly between a retracted position and an extended position. | 2021-11-25 |
20210362842 | ROTOR HUB VIBRATION ATTENUATOR - A vibration attenuation system as shown and described. | 2021-11-25 |
20210362843 | TURBINE ENGINE SECONDARY EJECTOR SYSTEM - According to an aspect, an ejector member includes an annular member; a vent arranged at the annular member, the vent having an inlet at a first surface of the annular member, the vent further having an outlet arranged radially inward from a second surface of the annular member; and a vane extending radially inward from the second surface of the annular member. | 2021-11-25 |
20210362844 | ROTORCRAFT HAVING AN ELECTRIC DRIVE FOR DRIVING A MAIN AND/OR TAIL ROTOR OF THE ROTORCRAFT - A rotorcraft having an electric drive for driving a main rotor of a rotorcraft, more particularly a helicopter, the electric drive comprising: a coupler for coupling the electric drive to a rotor mast, which can be coupled for conjoint rotation with a drive unit of a helicopter rotor transmission, for coupling for conjoint rotation with the main rotor or tail rotor. A rotorcraft with an electric drive is provided with which the space requirement is reduced, the construction is simplified and the maintenance requirement is reduced. This problem is solved in that the electric drive is designed as an electric ring motor, with the electric ring motor being arranged and attached coaxially with the rotor mast. | 2021-11-25 |
20210362845 | Low-Drag Blade Tip - Embodiments are directed to a rotor blade comprising a blade tip attached to the outboard end of the rotor blade. The blade tip has at least two sides that are tapered together to an edge. The length of the blade tip extending away from the outboard end to the edge is a distance that is greater than half the thickness of the outboard end. When the rotor blade is operating in a folded configuration, air flows over the sides in a direction generally parallel to a longitudinal axis of the rotor blade. The sides have profiles that minimize or prevent separation of the air flow from the blade tip. | 2021-11-25 |
20210362846 | METHOD AND DEVICE FOR DETERMINING A STATE OF A ROTORCRAFT ROTOR - A device for determining a state of a rotor of a rotorcraft. The rotorcraft comprises a fuselage and a main rotor provided with a hub rotating about a mast of the rotor and with a plurality of blades whose second ends describe a trajectory defining a tip path plane. The device includes a sensor for measuring an angular velocity of a blade about a pitch axis. The device thus makes it possible to determine a state of the rotor, comprising, for example, estimates of a longitudinal cyclic pitch and of a lateral cyclic pitch of the blade with respect to the tip path plane. | 2021-11-25 |
20210362847 | ONLINE OPTIMIZATION-BASED FLIGHT CONTROL SYSTEM - Techniques to control flight of an aircraft are disclosed. In various embodiments, a set of inputs associated with a requested set of forces and moments to be applied to the aircraft is received. An optimal mix of actuators and associated actuator parameters to achieve to an extent practical the requested forces and moments is determined. | 2021-11-25 |