Entries |
Document | Title | Date |
20080223454 | Two handle pull-out faucet - A dual-handle control faucet that includes a pull-out head and a faucet base. The pull-out head is switchable between a first water discharge pattern and a second water discharge pattern. The pull-out head switches from the first water discharge pattern to the second water discharge pattern upon disengagement with the faucet base, which provides for hands-free switching between to two spray patterns. | 09-18-2008 |
20080236677 | SCRUBBER SYSTEM IN SEMICONDUCTOR - A scrubber system in semiconductor includes a local scrubber, a plurality of pipelines connecting at least a process equipment to the local scrubber, and a flow balancing piping. The flow balancing piping includes a connecting duct, a plurality of flow balancing manifolds connecting the pipelines to the connecting duct, a plurality of first flow balancing valve respectively positioned on the flow balancing manifolds, and at least a second flow balancing valve positioned on the connecting duct. | 10-02-2008 |
20080257419 | FLUID PRESSURE REGULATING DEVICE | 10-23-2008 |
20090277514 | SYSTEM AND METHOD TO CONTROL CATALYST MIGRATION - In a fluid catalytic cracking process, catalyst migration through the vapor line from a reactor to a distillation column is controlled. Catalyst migration is controlled by detection, isolation, and removal of catalyst from the vapor line before entering the distillation column. Upon detection of a predetermined amount of catalyst in the vapor line, a signal is generated to close the valves in the vapor line, the catalyst feedstock line, and the regenerator/reactor line substantially simultaneously. Further, the distillation column can be isolated from the reactor for blind installation. | 11-12-2009 |
20100078080 | Shutoff device, implemented as a ball cock, for use in a line for media - A shutoff device is implemented as a ball cock for insertion into a line for media, and has a housing insertable into the course of the line, a shutoff ball rotatably disposed in the housing, and a pivot drive for the shutoff ball. The pivot drive is removably connected to the housing. The shutoff ball has a passage in an area facing toward the pivot drive, and a chamber extends through the passage from the pivot drive into the interior of the shutoff ball. A sensor embedded in the chamber. | 04-01-2010 |
20100170581 | FLOW- AND PRESSURE-CONTROL VALVE - The invention relates to a valve combination for regulating the rate of flow or the differential pressure in liquid-conveying heating and cooling systems, consisting of a housing ( | 07-08-2010 |
20100229965 | MASS FLOW METER, MASS FLOW CONTROLLER, MASS FLOW METER SYSTEM AND MASS FLOW CONTROL SYSTEM CONTAINING THE MASS FLOW METER AND THE MASS FLOW CONTROLLER - An object of this invention is to provide a superior mass flow meter or the like that can flexibly cope with a change of a sample fluid such as a gas kind without requiring a special troublesome labor and that can measure a flow rate with high accuracy. The mass flow meter comprises a sensor section that detects a flow rate of a sample fluid flowing in a flow channel, a setting section that sets a flow rate characteristic function that is intrinsic to each fluid to determine a flow rate based on a flow rate detected value output by the sensor section and an instrumental error correction parameter that is independent from the flow rate characteristic function and common to multiple sample fluids to correct an instrumental error of each mass flow meter, and a flow rate calculating section that calculates a flow rate measurement value of the sample fluid by applying the flow rate characteristic function and the instrumental error correction parameter to the flow rate detected value. | 09-16-2010 |
20100243076 | FLOW CONTROL VALVE - A flow control valve is disclosed that includes a valve body member having a seating surface that is seated on a valve seated surface. Multiple inflow orifices and multiple outflow orifices may be formed on the valve seated surface or the seating surface, and may be formed so as not to overlap each other in a state in which the seating surface is seated on the valve seated surface. An inside inflow channel that is in communication with the inflow channel and the inflow orifice may be formed inside a member where the inflow orifices are formed and an inside outflow channel that is in communication with the outflow channel and the outflow orifice is formed inside a member where the outflow orifices are formed. | 09-30-2010 |
20100307611 | DISTRIBUTION VALVE WITH INTEGRATED FLOW METERING UNIT - The invention relates to a distribution valve with integrated flow metering unit, in particular for warm water heating systems, for use in a pipe, wherein a closable valve seat in the distribution valve and an axially movable sealing part thereto are provided, wherein one section of the sealing part is held and guided in an attachment element which is arranged externally against an opening in the pipe and said section of the sealing part has a handle wherein a stroke limiter limiting the axial displacement of the sealing part is allocated to the sealing part and slash all to the controlling attachment element. | 12-09-2010 |
20100307612 | AUTOMATIC PRESSURE REDUCING VALVE - Disclosed is an automatic pressure reducing valve. A body includes a hollow portion, an inlet portion and an outlet portion for flow of a fluid and has an internal space. A cylinder is installed inside the hollow portion and has at least two holes formed in its wall. An piston is movable along the inner side of the cylinder and adjusts opening rate of the holes according to a fluid pressure difference between an inlet portion and an outlet portion. | 12-09-2010 |
20100319791 | AUTOMOTIVE AIR BLEED VALVE FOR A CLOSED HYDRAULIC SYSTEM - An auto bleed valve and method of bleeding a hydraulic system of an aircraft is accomplished by illuminating a plenum of a bleed valve using an LED oriented to illuminate a phototransistor when air is present in the plenum. A comparator circuit is used on an output of the phototransistor such that a predetermined voltage output corresponds to air detected in the plenum. An integrating circuit and a second comparator in series with the first comparator circuit is used to determine when a predetermined time period is met in which air is continuously detected in the plenum. Thereafter an air bleed solenoid can be used to vent the air upon a signal from the aircraft computer logic system. | 12-23-2010 |
20110005615 | FLUID BACKUP PREVENTING SYSTEM, AND METHOD OF USE THEREOF - An apparatus for continuously controlling fluid flow in a sewer conduit, comprising: a) moisture sensors detecting levels of fluid in this conduit; b) an inflatable bladder, mounted in the sewer conduit for releasably sealing in fluid tight fashion a section of this conduit; an air compressor, for inflating the bladder; and a control box including a CPU, sensitive to the moisture sensor and actuating the air compressor responsively to conduit fluid level conditions reaching beyond a preset threshold value. The performance of the apparatus is independent of the speed of fluid flow in the sewer conduit. | 01-13-2011 |
20110180160 | Control Device, And Valve Arrangement Having Such A Control Device - A control device has a control drive for operating a valve or some other apparatus, for example an adjustment device for the pitch angle of a wind rotor, by means of a control element. This control drive is associated with an emergency operating device, via which the control element can be reset in the event of a disturbance, essentially independently of the operation of the control drive. This emergency operating device has an energy store, whose stored energy can be released for resetting. The emergency operating device has a piston, on one side of which the energy store acts and on the other side of which a pressure in a pressure area acts, which pressure | 07-28-2011 |
20110226352 | FLOW CONTROL VALVE - A flow control valve includes a first passage portion having a seal portion formed at the rim of the opening of an outlet port of a first passage, a second passage portion having a second passage inflected from the first passage, and a valve plate. The valve plate has a valve body for opening and closing the outlet port, and a mounted portion formed at the outside peripheral end of the valve body and adapted for mounting to the mounting portion, and is adapted to open and close with mounted portion as the fulcrum point. The valve body includes a seat portion adapted to seat onto the seal portion, and an extension portion integrally formed with the seat portion and protruding towards the outflow side of the second passage from the seal portion. | 09-22-2011 |
20110247705 | System for Monitoring Propane or Other Consumable Liquid in Remotely Located Storage Tanks - An improved apparatus and method for monitoring the levels of propane or other consumable liquid in remotely located storage tanks and coordinating delivery of liquid to those tanks, including an improved method of using the remote monitoring data to identify out-of-ordinary conditions at remote tanks, optimally schedule purchases or deliveries, improve safety, and more efficiently operate a propane dealership. More accurate and timely information concerning the status of customer tanks serves to improve operational efficiencies and increase safety. Data received from remote sensors can be collected and organized so that it is easily understood and utilized through the implementation of a user interface accessible via the Internet that allows the information to be presented in an efficient graphical and contextual fashion. Operational efficiencies can also be improved by calculating site-specific Degree-days and K-factors for each tank and by taking historical propane usage for each tank, weather conditions, and projected fuel usage into account. | 10-13-2011 |
20110277854 | PRESSURE REDUCING VALVE - In a pressure reducing valve, a valve body is slidably fitted in a valve housing with an annular seal member disposed member disposed between the valve body and the valve housing; a black pressure chamber is formed within the valve housing with an end part, on a side opposite to a valve seat, of the valve body facing the back pressure chamber; and a pressure-receiving member that operates in response to fluid pressure on the downstream side of the valve seat is linked to the valve body. The valve housing is provided with a guide hole ( | 11-17-2011 |
20110308640 | FLUID CONTROL VALVE - A fluid control valve, which includes a body forming a fluid passage and including a sealing surface positioned in the fluid passage, a valve body configured to rotate between an open position and closed position within the fluid passage, an elastic sealing member provided at a rim portion of the valve body, and a lip portion extended from the elastic sealing member to be directed towards a center portion of the valve body. The lip portion contacts the sealing surface and a surface of the lip portion facing the sealing surface is exposed to the fluid passage. | 12-22-2011 |
20120000549 | APPARATUS, SYSTEMS AND METHOD FOR COLLECTING AND RECLAIMING ANAESTHETIC AGENTS AND FOR REMOVING NITROUS OXIDE FROM EXHAUST GASES - A system for collecting an anaesthetic agent, having at least one anaesthetic gas scavenging system (AGSS) for receiving exhaust gas from a plurality of sources, the exhaust gas including the anaesthetic agent to be collected, each AGSS comprising at least one power source for providing suction of the exhaust gas from the plurality of sources under negative pressure, and a central collection system for receiving the exhaust gas, the central collection system comprising at least one collector for collecting the anaesthetic agent from the exhaust gas, wherein the at least one collector is configured to adsorb the anaesthetic agent from the exhaust gas. The central collection system may be configured to received the exhaust gases from the at least one AGSS, with the central collection system being located downstream of the at least one AGSS. | 01-05-2012 |
20120073677 | Water Actuated Pressurized Gas Release Device - Disclosed is a gas release device that is adapted to be secured to an inflatable article. The device includes an container, which can be a commercially available gas bottle, a salinity sensor, and an end cap. The salinity sensor operates an electrically fireable primer that serves to release an inflation gas from the container and inflate the article. The end cap includes a cylindrical through hole that accepts a rotatable D-ring. The D-ring is dimensioned to fit over the valve of the inflatable article. The D-ring includes a series of peripheral apertures that can be selectively aligned with a slot to create a fluid passage between the container and valve. The D-ring allows the device to be rotated between different angular positions while maintaining a pneumatic coupling between to the inflatable article and the container. | 03-29-2012 |
20120085434 | METHOD AND APPARATUS FOR FLOW DEVICE - An apparatus and method for controlling the flow of fluids such as liquids or gasses. The apparatus may include an input control valve, an input manifold, first, second, and third further control valves, first, second, and third flow meters, first, second, and third check valves, and an output manifold. The apparatus may further include a control central processing unit which controls the input control valve, the first, second, and third further control valves, and the output control valve. The control central processing unit may receive one or more signals concerning fluid flow through the first, second, and third flow meters and may control flow through the meters by controlling one or more valves. Each of the first, second, and third flow meters may be a coriolis flow meter. | 04-12-2012 |
20120192969 | Product Dispensing System - A flow sensor includes a fluid chamber configured to receive a fluid. A diaphragm assembly is configured to be displaced whenever the fluid within the fluid chamber is displaced. A transducer assembly is configured to monitor the displacement of the diaphragm assembly and generate a signal based, at least in part, upon the quantity of fluid displaced within the fluid chamber. | 08-02-2012 |
20120247581 | APPARATUS FOR DELIVERING A PROCESS GAS - A processing system for delivering a process gas to a reaction chamber using a recipe having a recipe flow rate is provided. The processing system includes a gas flow delivery system configured for delivering the process gas, wherein said gas flow delivery system controlled by a mass flow controller (MFC) to an orifice. The predicted flow rate is previously computed by pressurizing a gas. The predicted flow rate further being previously computed measuring a set of upstream pressure values of the gas via at least one sensor. The processing system also includes a programmed computing device configured for applying a calibration factor of a set of calibration factors to determine the predicted flow rate, the calibration factor being a ratio of an average of the set of upstream pressure values to an average of a set of golden upstream pressure values. | 10-04-2012 |
20120255630 | FLUID CONTROL VALVE - In order to provide a fluid control valve that can flow a large amount of fluid with a compact arrangement, ring-shaped bottom formed grooves that are in communication with an upstream side flow channel through a valve inner flow channel and ring-shaped bottom formed grooves that are in communication with a downstream side flow channel through a valve inner flow channel are arranged alternatively and plurally between a seating surface and a valve seat surface, and a communication bore, which is an opening in communication with the bottom formed groove of the valve inner flow channel, is formed at least on the side surface of the bottom formed groove. | 10-11-2012 |
20120273065 | FLUID FLOW CONTROL DEVICE - Disclosed therein is a fluid flow control device having a cylinder assembly, which includes cylinders overlapped with each other and fluid pathways for controlling flow rate and velocity of fluid, comprising: a first cylinder having a plurality of first fluid pathways of an elongated form horizontally permeating the cylinder from a central axis; a second cylinder disposed on the outer circumference of the first cylinder; and a third cylinder disposed on an outer circumference of the second cylinder. | 11-01-2012 |
20120291884 | OXYGEN CONCENTRATOR - The present invention provides an oxygen concentrator which allows the flow rate setting to be changed safely and securely by the patient using a remote control device, the oxygen concentrator comprising a control means which does not allow the operation of the flow rate setting change button unless the remote control device receives the information on the flow rate setting value of the oxygen-enriched gas supplied by the current oxygen concentrator main body. | 11-22-2012 |
20120298219 | SYSTEM AND METHOD FOR AIR CONTAINMENT ZONE PRESSURE DIFFERENTIAL DETECTION - An air pressure differential sensing system includes a conduit defining an air passage through which air flows upon application of an air pressure differential across different regions of the air passage, a flap pivotally connected to the conduit, and a sensing device mounted proximate to the air passage and separate from the flap. The flap is configured to move about a pivotal axis in response to the air flowing through the air passage. The sensing device is configured to sense an angular position of the flap about the pivotal axis, the angular position of the flap being a function of the air pressure differential. | 11-29-2012 |
20120318383 | FLOW RATE MEASURING DEVICE AND FLOW RATE CONTROLLER - A flow rate measuring device includes a fluid resistance member through which measurement target fluid flows; an upstream side pressure sensor configured to measure pressure on an upstream side of the fluid resistance member from a change of electrical resistance of a resistive element attached to a pressure sensitive surface onto which the target fluid is introduced, and also to measure a temperature of the pressure sensitive surface from a temperature-dependent change of the electrical resistance of the resistive element; a temperature sensor to measure a temperature of the target fluid flowing through the fluid resistance member; and a flow rate calculation part that calculates a flow rate of the target fluid based on the pressure measured by the upstream side pressure sensor, pressure-flow rate characteristics of the fluid resistance member, the upstream side pressure sensor temperature, and the target fluid temperature in the fluid resistance member. | 12-20-2012 |
20130000752 | SHUT-OFF VALVE FAULT DIAGNOSIS DEVICE AND FUEL SUPPLY SYSTEM - Provided is a shut-off valve fault diagnosis device that performs fault diagnosis of a first shut-off valve that is disposed immediately after a gaseous fuel tank and a second shut-off valve that is disposed immediately before a regulator in a gaseous fuel supply system. The shut-off valve fault diagnosis device includes a diagnosis processing unit that performs a valve-shutting control of the first shut-off valve, performs a valve-shutting control of the second shut-off valve after a predetermined time has passed since the valve-shutting control of the first shut-off valve, and performs fault diagnosis of the first shut-off valve and the second shut-off valve based on a variation tendency in a fuel pressure between the first shut-off valve and the second shut-off valve after performing the valve-shutting control of the second shut-off valve. | 01-03-2013 |
20130019964 | CONTROL AND SUPPLY UNIT - A control and supply unit for an actuating device of a choke, a valve, a blow-out preventer or some other device applied in the field of oil and natural gas production. The control and supply unit includes a vibration detection means to detect vibrations caused by a conveyed flow. The conveyed flow can be controlled by the actuating device. | 01-24-2013 |
20130087221 | ADJUSTABLE POWER STEERING FLUID PUMP VALVE - A power steering fluid pump valve may include a body and a metering plunger. The body may have an inlet, an outlet, and a passage extending between the inlet and the outlet for power steering fluid-flow therethrough. The metering plunger may be partly or more located in the passage. In use, the metering plunger may be adjusted to different positions in the passage to change the volumetric flow rate of power steering fluid-flow through the body's outlet. | 04-11-2013 |
20130220450 | SEALS FOR HYDRAULIC ASSEMBLIES - A sealing device for a hydraulic assembly wherein hydraulic fluid is contained in working chamber ( | 08-29-2013 |
20130255798 | Wireless Automated Shutoff Valve - A modular water leakage detector includes a housing which carries a plurality of water leakage sensors, an electrical water shutoff valve and circuitry coupled thereto. In response to sensing water leakage, the circuitry actuates the valve to shut off the water supply. Detectors can communicate alarm indicating signals directly with one another. The detectors can include a wireless transmitter and communicate with a displaced alarm monitoring system. | 10-03-2013 |
20140026985 | ELECTRO-PROPORTIONAL PILOT OPERATED POPPET VALVE WITH PRESSURE COMPENSATION - A normally closed, electrical solenoid actuated, pressure compensated, proportional, hydraulic flow control valve ( | 01-30-2014 |
20140109994 | Sanitary Automatic Water Leakage Detection and Shut-Off Apparatus - The present invention provides a sanitary automatic water leakage detection and shut-off apparatus installed between a water controlling unit and a water outgoing unit and comprising a water controller, an accumulating unit and a detecting unit; wherein the water controlling unit comprises an inlet, an outlet and a solenoid valve. The solenoid valve is a normally-open solenoid valve capable of closing the outlet to stop water from going out. The accumulating unit is mounted between the water controlling unit and the water outgoing unit and comprises an accumulating hole adjacent to a bottom thereof. The detecting unit is installed on the accumulating unit and electrically connected to the solenoid valve. The detecting unit activates the solenoid valve via an electronic communication method based on a leakage status of the accumulating unit to shut off the water outlet of the water controlling unit and to stop water supply thereof immediately. | 04-24-2014 |
20140124057 | Methods and Systems for Determining Flow Direction Using a Bidirectional Pressure Sensor - Computerized methods and systems for determining flow direction relative to a bidirectional pressure sensor are provided. The method includes receiving pressure information from the bidirectional pressure sensor. The method includes using the pressure information to evaluate, at a processing circuit, pressure at the bidirectional pressure sensor over time, The method includes assigning a flow direction to a current pressure of the bidirectional pressure sensor by comparing the current pressure to at least one past pressure. | 05-08-2014 |
20140174561 | METHOD OF PRODUCING ULTRASONIC FLOWMETER, ULTRASONIC FLOWMETER PRODUCED BY THE METHOD AND FLUID CONTROLLER HAVING THE ULTRASONIC FLOWMETER - An ultrasonic flowmeter includes a measurement pipe through which a fluid flows, and two ultrasonic transceivers provided on outer side portions of the measurement pipe so as to be spaced apart from each other in an axis direction. In the method of producing the ultrasonic flowmeter, fabricating the measurement pipe in advance is fabricated, and then is set in a mold as an insert. Two transmitting bodies are formed by insert molding on the outer side portions of the measurement pipe so as to be spaced apart from each other in the axis direction, so that the two transmitting bodies are integral with the measurement pipe. The two ultrasonic transceivers are mounted on the two transmitting bodies, respectively. | 06-26-2014 |
20140209191 | AIRTIGHT GASKET FOR PNEUMATIC TOOL - An airtight gasket for a pneumatic tool including an airflow regulation portion, an air intake passage to direct high pressure air into the airflow regulation portion and a pneumatic motor to receive the high pressure air from the airflow regulation portion and generate spinning. The airflow regulation portion includes a regulation valve which contains a flow directing vent corresponding to the air intake passage and a recess surrounding the flow directing vent. The airtight to gasket is clamped between the regulation valve and air intake passage, and includes a base located in the recess, a through-hole located on the base to channel the high pressure air into the flow directing vent, and an airtight convex ring surrounded the through-hole and extended integrally from the base towards to air intake passage. | 07-31-2014 |
20140261775 | PIPE VALVE CONTROL AND METHOD OF USE - The present invention applies to flowing wells. Within a flowing well, production tubing moves fluid upward under immense pressures and is greatly exposed to damage, either accidental, or intentional. Recently, there is increased concern in protecting our production wells from damage, either natural or man-made. The present invention is designed to address the problems of controlling hydrocarbon, and fluid flow, through production tubing after the production tubing is compromised by penetration or severance. | 09-18-2014 |
20140261776 | SAFETY ISOLATION PLUG FITTINGS AND METHODS OF USE - A safety isolation plug fitting for detecting pressurized fluid in a pipe may include a body defining an inlet adapted to be in fluid communication with the pipe, an outlet, and a passageway extending between the inlet and the outlet. A valve assembly may be seated in the passageway and movable between a closed position in which fluid communication between the inlet and the outlet is inhibited, and an open position in which a pressurized fluid in the pipe can flow between the inlet and the outlet. A flow deflector can be in fluid communication with said outlet that is configured to redirect at least a portion of the pressurized fluid exiting said outlet in direction away from a user. | 09-18-2014 |
20150136247 | SYSTEM AND METHOD TO MONITOR CHARACTERISTICS OF AN OPERATING FLUID IN A PROCESS LINE - A system that provides localized monitoring of characteristics of instrument gas that a valve assembly uses to modulate the flow of a working fluid. The system includes components that generate an output in response to, for example, particulates, humidity, temperature, and other characteristics of the instrument gas. Processing of data and information in the output can help to diagnose changes in the characteristics of the instrument gas. This diagnosis is useful to predict a time frame during which the valve assembly and components associated therewith might fail and/or require maintenance before the valve assembly manifests significant problem that are detrimental to a process line. | 05-21-2015 |
20160124440 | FLOW-RATE CONTROL DEVICE AND FLOW-RATE CONTROL PROGRAM - A flow-rate control unit is constituted by a sensor model storage unit, a flow-rate simulation value output unit that outputs a flow-rate simulation value which is a flow-rate value that the sensor model outputs when a flow-rate setting value is input, a feedback control unit that outputs a flow-rate feedback value based on a deviation between a flow-rate measurement value and the flow-rate simulation value, and a valve control unit that controls a valve application voltage that is applied to a valve based on the flow-rate feedback value and a flow-rate feedforward value that is calculated from the flow-rate setting value, and the flow-rate simulation value output unit is configured to output the flow-rate simulation value in a state where a predetermined time delay exists with respect to the flow-rate setting value. | 05-05-2016 |
20160139606 | FLOW-CONTROL VALVE - The invention relates to a flow regulating valve ( | 05-19-2016 |
20160153898 | DECOMPOSITION DETECTING UNIT, CONCENTRATION MEASURING UNIT, AND CONCENTRATION CONTROL APPARATUS | 06-02-2016 |
20160195042 | ADDITIVE SAFETY AND INJECTION SYSTEM | 07-07-2016 |