Class / Patent application number | Description | Number of patent applications / Date published |
297284200 | Having adjustment means for seat surface tension | 18 |
20080303326 | Vehicle Seat with Variable Firmness - A vehicle seat includes a frame, a flexible cover, and a material that is sufficiently mounted with respect to the flexible cover such that the material resists displacement of at least part of the flexible cover with respect to the frame. The material is characterized by a first state in which the material is characterized by a first rigidity, and a second state in which the material is characterized by a second rigidity that is greater than the first rigidity. Thus, the firmness of the seat is selectively variable by causing the material to change between the first and second states. A corresponding method is also provided. | 12-11-2008 |
20090115234 | Support Assembly and Corresponding Seat Structure - A support assembly having a first support region with adjustable degree of support and a second support region with adjustable degree of support for use in a seat structure is provided. The support assembly comprises a support member for incorporation into a seat frame, a first adjustment arrangement for adjusting the degree of support in the first support region, and a second adjustment arrangement for adjusting the degree of support in the second support region. The support assembly further comprises an actuator coupled to the first adjustment arrangement and to the second adjustment arrangement), the actuator being configured to simultaneously act on the first adjustment arrangement and on the second adjustment arrangement in opposite directions. | 05-07-2009 |
20100033002 | ERGONOMIC SUPPORT DEVICE FOR THE BODY OF THE OCCUPANT, FOR CHAIRS OR SEATS, PARTICULARLY FOR MOTOR-VEHICLE SEATS - A chair or a seat, in particular a seat for motor vehicles, includes an ergonomic device for supporting the body of the occupant, comprising a supporting panel having supporting laths, set at a distance from one another, which can be arched towards the body of the occupant, each independently of the others, by a respective actuator, which includes an actuator element constituted by a shape-memory material, which undergoes a reduction in length following upon heating above a predetermined transition temperature, higher than ambient temperature. Associated to the panel are electrical-supply means for supply of the shape-memory actuators and electronic control means for activating the laths independently and/or in succession according to any predetermined logic, in particular according to successive waves of activation, for example from above downwards, or from below upwards, or alternately from above and from below, so as to obtain a massaging effect. | 02-11-2010 |
20100117421 | Backrest for a chair, and chair comprising the same - The invention relates to a backrest for a chair, comprising: an external backrest frame ( | 05-13-2010 |
20100207438 | CHAIR TYPE STRETCHING APPARATUS - The chair type stretching apparatus in this invention comprises a seat, a backrest, a flexible sheet, a tension means, and a controller. The backrest has a width. The flexible sheet is disposed in front of the backrest to be movable between a normal position and a projected position. The flexible sheet in the normal position lies in a close relation with a front surface of the backrest. The flexible sheet in the projected position is spaced away from the front surface of the backrest. The tension means is provided on the backrest in order to apply tensional force to the flexible sheet so as to move a center of the flexible sheet toward a front direction of the backrest. The tension means is provided on at least one width end of the backrest in order to apply tensional force along a width direction of the backrest to the flexible sheet. | 08-19-2010 |
20100244520 | CHAIR TYPE STRETCHING APPARATUS - A chair type stretching apparatus in this invention comprises a seat, a backrest, a flexible sheet, a tension means, and a controller. The flexible sheet is disposed on a top of the seat to extend an entire width of the seat. The tension means is provided on the seat and is configured to apply tensional force to the flexible sheet so as to move a center of the flexible sheet toward an upper direction of the seat. The controller is configured to control the tension means in order to move the center of the flexible sheet to a vertical direction. The tension means is provided on at least one width end of the seat in order to apply the tensional force along a width direction of the seat to the flexible sheet, whereby the tension means moves the center of the flexible sheet to the vertical direction. | 09-30-2010 |
20100264708 | BACK SUPPORT ADJUSTMENT SYSTEM - A back support adjustment system including a flexible suspension system having an adjustable and interchangeable flexing means positioned in between a frame and a support member. The back support adjustment system further includes an adjustable back support system having a housing integral with a back support surface and a tension assembly movable within the housing. Both the tension assembly and the adjustable back support system are adapted to engage the frame so that the movable tension assembly adjusts the tension of the adjustable back support system and the adjustable flexing means controls movement of the flexible suspension system. | 10-21-2010 |
20100301649 | VEHICLE SEAT - A motor vehicle seat comprises a seat component and a backrest. The backrest has a shell structure which is provided on an occupant side with an upholstered element. The shell structure has at least one depression for accommodating the upholstered element. The upholstered element is thickened at the location of the at least one depression. The shell structure may have a central part and side wings arranged in an elastically resilient manner on the central part. | 12-02-2010 |
20110121624 | CONTROLLABLE COMFORT SHELL FOR VEHICLE SEAT - A vehicle seat includes a seat back having a backrest, a backrest support, and a linkage arranged to interconnect the backrest and the backrest support. The linkage is configured to support the backrest for movement relative to the backrest support. | 05-26-2011 |
20120013161 | TENSION FABRIC LUMBAR SUPPORT SYSTEM - An occupant lumbar support system for a furniture member includes a belt member having a longitudinally elastically flexible first portion having opposite first and second ends and a longitudinally inelastic second portion. The first portion is connected to the second portion at the first and second ends. The second portion when spaced freely away from the first portion except at the first and second ends defines a belt member free state. The second portion has opposed first and second connecting ends extending freely away from the first and second ends. First and second tensioning members are each connected to one of the first and second connecting ends whereby operation of the first and second tensioning members longitudinally elastically stretches the first portion until the second portion moves into substantially continuous contact with the first portion between the first and second ends defining a belt member aggressive state. | 01-19-2012 |
20120119551 | COMPLIANT SHELL FOR VEHICLE SEAT - A vehicle seat includes a seat bottom and a seat back extending upwardly from the seat bottom. The seat back includes a backrest and a headrest. | 05-17-2012 |
20120286552 | WHEELCHAIR SEAT ASSEMBLY - A seat assembly includes a frame supporting an elastomeric seating surface such that there are no rigid points of contact at the front and rear regions of the seating surface. Tension across the front and rear regions of the seating surface are independently adjustable by altering the front and rear widths of the frame. The frame widths are adjusted by rotating front and rear threaded frame members. | 11-15-2012 |
20120299350 | APPARATUS AND SYSTEM FOR DYNAMICALLY CORRECTING POSTURE - An orthopedic device for improving posture while sitting, having a foundation member including a front portion for upper legs and a bowl portion for lower pelvic area. The bowl portion has a central portion and an upwardly inclined lateral portion. The lateral portion and the front portion collectively surround the central portion. A platform portion is connected with a concave recessed portion. An arm portion is connected to the platform portion. The central portion has plural regions of varying flexibility and the lateral portion has plural regions of varying flexibility. A seating apparatus is connected with the orthopedic seating device. | 11-29-2012 |
20140070582 | Seat Having A Flexible Connection - The invention concerns a seat forming a rigid sitting surface ( | 03-13-2014 |
20150076879 | SELF-ADJUSTING SEAT STIFFNESS SYSTEM - A self-adjusting seat stiffness system that uses a tension member and tensioning device to maintain or increase tension in a seat component during a perceived vehicle dynamic event. The system may use an inertial latching spool for the tensioning device as an example of a way to maintain tension at a target acceleration of the spool by locking up the tension member, or may have a controller to control the tensioning member to provide variable tensions depending on varying perceived vehicle parameters. The tensioning of the tension member helps to avoid submarining of an occupant under a seatbelt due to unacceptable seat compression during a vehicle dynamic event. | 03-19-2015 |
20150335502 | BACKREST - The disclosed adjustable backrest provides provides a plurality of generally horizontal straps arranged from the top to the bottom of the rigid back shell to provide anterior to posterior support and comfort for a patient. Generally speaking, the generally horizontal straps provide variably adjustable tension straps that allow for precise positioning of the patient to reduce or remove pressure points from the patient's thoracic to sacrum region. | 11-26-2015 |
20160046221 | VEHICLE SEAT WITH ADJUSTABLE BACKREST - The invention relates to a vehicle seat comprising a seat part and a backrest, the backrest comprising at least one left-hand backrest longitudinal support extending in the vertical direction of the backrest and at least one right-hand backrest longitudinal support extending in the vertical direction of the backrest, the backrest longitudinal supports being attached to the seat part and/or a seat-part frame in a lower end region and comprising at least one cushion element, wherein the length of a distance between the backrest longitudinal supports can be adjusted by means of at least one elongate backrest cross strut arranged in the upper region of the backrest. | 02-18-2016 |
20160066696 | MOLDABLE SEATING SYSTEM - A moldable seating system for use with a cushion comprising a moldable seat base and a moldable backrest. The moldable seat base comprises a central portion and a perimeter having a plurality of individually adjustable fingers extending there from. The moldable backrest comprises a moldable center backrest portion and a head support portion. The sides of the moldable center backrest portion comprise a plurality of individually adjustable fingers extending there from. Each of the individual fingers of the moldable seat base and the moldable backrest may be further divided into individually adjustable sections. | 03-10-2016 |