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| Number | Title | Issue Date |
| 7726330 | Air core filling system The invention relates to an air core filling system for reclining or seating furniture, for example, for a mattress, an armchair, a car seat, a piece of camping furniture or similar, comprising an air core and an integrated air core filling system, reacting to a loa... | 06/01/2010 |
| 7336162 | Double mold shot pull to seat universal TPMS sensor A tire pressure sensor assembly is provided for use with a wheel rim including a valve hole. The sensor assembly including a metal valve stem element having a stem base, a stem body, a stem cap end, and an inner stem chamber. A lower sensor housing is rigidly over-m... | 02/26/2008 |
| 7331221 | Precision inflation control device A method and apparatus to regulate the inflation of objects. To start inflation, the apparatus couples a fluid source to the object via a plenum. Concurrent with inflation, the apparatus substantially continuously measures pressure within the plenum using a sensor s... | 02/19/2008 |
| 7265659 | Tire pressure management system valve integrity verification method A method of verifying the integrity of a valve in service in a tire pressure management system is disclosed. The method of verifying valve integrity of a valve interposed between a tire and conduit assemblies for conducting fluid to and/or from the tire in a tire ma... | 09/04/2007 |
| 7196616 | Tire pressure warning device with adjustable tire pressure setting A tire pressure warning device with adjustable pressure setting includes a case divided into a lower and an upper chamber and having a shoulder portion formed near a top thereof; a valve structure mounted in the lower chamber of the case; a membrane, a bushing, a pu... | 03/27/2007 |
| 7188638 | Damage resistant valve assembly A tire air pressure valve assembly is described that has an air sealing surface disposed toward or inside the metal wheel of a vehicle, and a protective housing surrounding a portion of the valve. The valve has an external stem with a built in break away feature whi... | 03/13/2007 |
| 7168445 | Intra-cylinder tubular pressure regulator A fluid control system for use with toxic or corrosive gases (for example) has been provided that includes a fluid pressure regulator comprising a fluid inlet; a fluid outlet; a first fluid flow path between the fluid inlet and the fluid outlet; a valve seat positio... | 01/30/2007 |
| 7161476 | Electronic tire management system An electronic tire maintenance system is provided for measuring a parameter of a device at a first location. The system includes a sensor for measuring the device parameter and generating a data signal representing the measured parameter. The system also includes a ... | 01/09/2007 |
| 7104274 | Fluid control apparatus There is an apparatus for regulating air flow into a rim mounted pneumatic vehicle tire. The apparatus has an elongated valve housing 1′ with an inlet end 1A′, an outlet end 2′ and a central portion between the outlet and inlet. The outlet... | 09/12/2006 |
| 7089953 | Controlled pneumatic device for automatic inflating/deflating of a confinement capacity of a gas fluid under relative pressure The invention concerns a controlled pneumatic valve (1), for remote inflating and deflating of a capacity (2), comprising a membrane (17) maintained between a valve body (18), including orifices (24) and a cover (19); and de... | 08/15/2006 |
| 7082958 | Air valve for inflatable bladder An air valve includes a valve member for attaching to a bladder, and having a bore, and a greater space communicating with the bore for receiving a plug. The plug includes a needle passage to receive an air inflating needle. A protective bonnet is engaged onto the v... | 08/01/2006 |
| 7032611 | Pressure regulator and method of use A pressure regulating device for connecting a pressure source to an inflatable object comprises: a hollow casing; a valve system positioned inside the hollow casing; a fluid inlet connected to the valve system; a fluid outlet; a fluid conduit positioned inside the h... | 04/25/2006 |
| 7013833 | Valve stem pressure poppet A valve stem pressure poppet incorporated into a tire valve cap for monitoring tire air pressure. The indicator assembly is screw attached by a connector onto an existing valve stem. The assembly includes a hollow outer tube for housing a slideably disposed indicato... | 03/21/2006 |
| 6918403 | Tire valve for the rim of a pneumatic tire on a vehicle In a tire valve for the rim (10) of a pneumatic tire on a vehicle comprising a valve body (14) of a rigid material and a valve insert (60) and an air outlet (51), which is disposed at a spacing in relation thereto, of a flow path (48, ... | 07/19/2005 |
| 6901944 | Fluid control apparatus There is an apparatus for regulating air flow into a rim mounted pneumatic vehicle tire. The apparatus has an elongated valve housing 1 with an inlet end 1A, an outlet end 2 and a central portion between the outlet and inlet. The outlet end incl... | 06/07/2005 |
| 6894607 | Tire pressure management system valve integrity verification method A method of verifying the integrity of a valve in service in a tire pressure management system is disclosed. The method of verifying valve integrity of a valve interposed between a tire and conduit assemblies for conducting fluid to and/or from the tire in a tire ma... | 05/17/2005 |
| 6799513 | Method and device for supplying hydraulic fluid Deformable hollow bodies are placed in cylinders of printing presses to actuate retaining and clamping devices. The hollow bodies require a sealed supply channel for supply of a pressure medium. A sealing surface and a dividing surface between the cylinder and the h... | 10/05/2004 |
| 6797063 | Dispensing apparatus Described are dispensing apparatuses and methods of their use, the dispensing apparatuses having one or more process chamber inside of a control chamber, and the volume of the process chamber increases or decreases by adding or removing control fluid from the contro... | 09/28/2004 |
| 6427714 | Fluid flow valve with variable flow rate An improved fluid flow valve (10) for a fluid flow control system. The flow valve (10) includes a flow-regulating assembly (40) having a housing (44) having a piston bore (15) within which is slideably disposed a piston-like member (42). The piston-like m... | 08/06/2002 |
| 6250327 | Fluid flow valve with variable flow rate An improved fluid flow valve (10) for a fluid flow control system. The flow valve (10) includes a flow-regulating assembly (40) having a housing (44) having a piston bore (15) within which is slideably disposed a piston-like member (42). The piston-like m... | 06/26/2001 |
| 5957151 | Automatic pressure regulating valve A simple and frictionless pressure limiting valve assembly for use in pneumatic tire valves wherein a snap diaphragm is movable into and out of a sealing relationship with a valve member by means of the snap action of a snap action diaphragm. The snap act... | 09/28/1999 |
| 5645101 | Device for inflating pneumatic tires The device for inflating pneumatic tires comprises an inlet of pressurized air and an outlet for sending the air into a pneumatic tire. A first circuit of the device is divided into an initial tract and a final tract, which connects the inlet with the out... | 07/08/1997 |
| 5558131 | Apparatus for blocking fluid flow through a conduit responsive to an emergency condition Fluid flow through a conduit is selectively blocked upon the occurrence of an alarm condition by an inflatable member normally folded when not in use to occupy as small a volume as is practicable. The small size volume together with securement of the infl... | 09/24/1996 |
| 5411051 | Bistable valve A self-regulating tire pressure system and method employs a bistable valve (10) that allows air from a high pressure reservoir (6) to replenish the pressure within a tire (4) when it has fallen below an actuating pressure, and discontinues its operation o... | 05/02/1995 |
| 5398743 | Tire inflating and deflating system A normally closed wheel valve for maintaining an existing air pressure in a tire of a vehicle having a system for inflating and deflating the tire is mounted on the outer end of the wheel hub for rotation therewith and is connected in communication with a... | 03/21/1995 |
| 5293919 | Self-regulating tire pressure system and method A self-regulating tire pressure system and method employs a bistable valve (10) that allows air from a high pressure reservoir (6) to replenish the pressure within a tire (4) when it has fallen below an actuating pressure, and discontinues its operation o... | 03/15/1994 |
| 5273064 | Vehicle central tire inflation system A tire pressure control system (10) for wheels (28) of a vehicle. The system includes an air control circuit (40) having a positive pressure air source (42), a vacuum pressure air source (44), a central control unit (46), a vehicle speed sensor (47), and ... | 12/28/1993 |
| 4991618 | Air pressure indication and control system for a tire stem air valve A tire valve incorporates a visual gauge, an element for setting different air pressures. The valve cannot overinflate, as the valve locks at a maximum pressure. Further, an indicator actuates when underinflated, and the valve is designed to keep pressure... | 02/12/1991 |
| 4938272 | Valve actuator for tire pressure management A pneumatic check valve actuator assembly for a tire pressure management system uses a snap action disk to provide quick and positive on-off response.... | 07/03/1990 |
| 4922946 | Remote inflation and deflation system and valve therefor A piloted pneumatic valve for controlling pressure at a distance. The valve includes a cavity divided into two chambers by a membrane. One chamber is the pilot chamber, and the other the escape chamber, connected to a pressurization and depressurization c... | 05/08/1990 |
| 4887633 | Fluid fill valve for fluid inflatable chambers and toilet tanks An elongated valve assembly is provided including inlet and outlet ends. The inlet end includes structure for fluid-tight sealed engagement with and support from the wall portions of a chamber defining a fluid inlet port with the outlet end of the valve a... | 12/19/1989 |
| 4877048 | Wheel end valve for central tire inflation system An improved wheel end valve assembly (11A) for a central tire inflation system (10) having a single connection (68) to a tire chamber (74) and a single supply connection (62) to a source ( 142) of pressurized fluid, which requires no venting other than th... | 10/31/1989 |
| 4782878 | Tire inflating and deflating system and apparatus A system for inflating and deflating pneumatic tires of a vehicle through pneumatically actuated tire isolating valves which isolate air under pressure in the tires from the system comprises electronically controlled valves for achieving opening of the ti... | 11/08/1988 |
| 4782879 | Hydraulic or pneumatic pressure control device and its application in devices regulating the pressure of tires of vehicles in motion The device comprises, in a housing formed from two parts (102,103), disposed on opposite sides of a diaphragm (104), three orifices, namely an orifice (105) capable of receiving the low and high pressure and ensuring the purge, the second (107) connected ... | 11/08/1988 |
| 4742857 | Tire pressure sensor and air supply to maintain desired tire pressure A system for detecting the air pressure in each wheel and for effecting inflation or deflation in each wheel while the vehicle is operating including a controller (30) and a high pressure reservoir (34) mounted on each wheel. Each controller includes a ma... | 05/10/1988 |
| 4735232 | Device to regulate the pressure of a tire on a moving vehicle A device for regulating the pressure of a tire on a moving vehicle includes an inlet channel to be linked to an exterior pressure supply, an outlet channel on the tire and normally closed by a valve head, as well as a mechanism which, responding to the pr... | 04/05/1988 |
| 4678017 | Wheel end valve for central tire inflation system A modular tire valve assembly (11) for a central tire inflation system (10) comprising a valve body (212) having only a first (66) and a second (72) fluid connection from the exterior to the interior thereof is provided. The first fluid connection compris... | 07/07/1987 |
| 4671518 | Inflatable reactor vessel stud hole plug An expandable inflatable circular plug for sealing one of the blind bore holes which are located in a reactor vessel body flange of a nuclear reactor and which are used to fasten the reactor vessel head to the reactor vessel body by means of bolts passing... | 06/09/1987 |
| 4598750 | Tire inflation/deflation system An automatic tire inflation/deflation system for a vehicle with pneumatic tires. The system may be incorporated into existing vehicles without modification of the axles, wheels or tires. A pressure-responsive bellows is utilized at each wheel to open or c... | 07/08/1986 |
| 4410000 | Pressure control apparatus for at least two pressure vessels Every pressure vessel is connected by the agency of a connection channel to a control chamber. In both connection channels a shut-off valve is provided. The control chamber comprises a spring bellows whereby a spring counteracts a pressure force acting on... | 10/18/1983 |
