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| Number | Title | Issue Date |
| 8122927 | Inner-tube assembly for bicycle wheel An inner-tube assembly that includes an inner-tube and a valve assembly. The valve assembly is configured to facilitate the inflation of the inner-tube, and the valve assembly includes a valve core and a valve housing. The valve housing has a lower portion coupled t... | 02/28/2012 |
| 7404412 | Inflation stem with blow-off valve to prevent overinflation An inflation stem having an inflation valve combined with a blow-off valve to prevent overinflation. The valves are forced open during inflation when the actuating pin is depressed by the compressor chuck head, opening a fill chamber through which fluid flows into a... | 07/29/2008 |
| 7314072 | Integral pressure regulation system for tires and other vessels containing compressible fluids An inflation and pressure regulation system for inflatable vessels, such as tires, has a main chamber containing a volume of compressible fluid, such as air, and a pump chamber which acts to maintain the fluid in the vessel at a desired pressure. The pump chamber ha... | 01/01/2008 |
| 7234485 | Tire valve Hollow particle can be charged into a tire when a second stem is disconnected from a first stem in a tire valve of the present invention. When the second stem is fitted in the first stem, the hollow particle is sealed in the tire by a filter provided on the second s... | 06/26/2007 |
| 7165505 | Integrated accessory for an inflatable apparatus Apparatus including an inflatable enclosure delimited by a flexible wall to which an accessory is secured. The wall has an opening defined by an edge to which a protruding reinforcement is secured; two rigid frames straddle the edge of the opening on each side of th... | 01/23/2007 |
| 7125084 | Environment protector-pressurized wheel hub A hub cap for a wheel hub having a cylindrical housing with a closed first end and an open second end adapted for attachment in an air-tight sealing arrangement to the outer end of a wheel hub to form a closed air system in the interior of the wheel hub. An air pres... | 10/24/2006 |
| 6948516 | Excess tire air pressure relief valve An excess tire air pressure relief valve positioned on an automobile tire for relieving the pressure within the tire caused by heat or over inflation. The valve has a main tube that extends through the tire rim, to selectively communicate air from the tire interior ... | 09/27/2005 |
| 6772812 | Dual-function tire inlet valve A dual-function tire inlet valve mountable on a tire in communication with a compressor in a tire pressure maintenance system is disclosed. The inlet valve has a conduit extending from an ambient air supply to an interior chamber of the tire. A first check valve and... | 08/10/2004 |
| 6722409 | Snap in valve stem A snap in valve stem 10 with a two piece insert 24, 26 design is capable of supporting a radio frequency transmitter 12 within a rim hole 28. Elastomeric body 16 includes a cylindrical portion 32 with an annular bead 36 | 04/20/2004 |
| 6354348 | Valve for tire and rim assembly equipped with a pneumatic support membrane A valve for a tire and rim assembly equipped with a pneumatic support membrane designed to be deployed when the pressure difference between the cavity of the membrane and that of the tire exceeds a given threshold, so that every operation of inflation or ... | 03/12/2002 |
| 6247513 | Pressure indicating tire inflation valve A tire inflation valve stem comprises a stationary, radially outer stem part (3); a movable, radially inner stem part (4) slidable axially within the outer part; a compression reaction spring (20) extending between the core parts; and a flexible barrier (... | 06/19/2001 |
| 6155313 | Tire evacuation and inflation apparatus and method A tire inflation apparatus and method involves first evacuating a seated pneumatic tire using a vacuum pump and then inflating the tire with a dried inert gas under pressure without allowing any ambient air to reenter the evacuated tire. The apparatus inc... | 12/05/2000 |
| 6152165 | Valve core mounting and dismounting tool A tire air valve (core) mounting and dismounting tool 20 includes a tool head portion 21, a shank portion 22 and a grip portion 23. The tool head portion 21 has a slot 32 for seizing and holding a valve core head portion 16, an axial bore 33 for accepting... | 11/28/2000 |
| 6035885 | Sealing valve for controlling fluid flow through a passage A sealing valve for controlling the flow of fluid through a passage defined by the interior surface of a tubular casing comprises a valve body having a longitudinal axis and a longitudinal bore therethrough. The valve body is formed for releasable connect... | 03/14/2000 |
| 5988245 | Vehicle wheel assemblies including protection against excessive tire pressure A vehicle wheel assembly includes a tire, a rim, an air valve and a relief valve. The relief valve can be installed in the rim, in the tire, or incorporated into the housing of the air valve to communicate directly with the interior of the tire; or as an ... | 11/23/1999 |
| 5803108 | Tool and method for inserting a filter element into the valve stem of a wheel assembly This invention is directed to a method for inhibiting particulate material in a pneumatic tire from adversely affecting operation of a tire valve assembly The method involves inserting a filter element into a valve stem passage of the valve assembly while... | 09/08/1998 |
| 5693161 | No-flat tire and no flat tire insert A no-flat tire and no-flat tire insert for use in vehicle wheels, which includes a plurality of chambers connected to a single valve system. The single valve inflates or deflates the plurality of chambers simultaneously during charging or discharging. Aft... | 12/02/1997 |
| 5679184 | Pneumatic mountain bicycle or motorcycle tire having an inner tube compression puncture prevention device A device for preventing a pinch puncture of an inner tube of a pneumatic tire, which is disposed within a tire casing fitted over a wheel rim, includes a resiliently deformable ring disposed between the inner tube and the rim. The ring includes a flat bas... | 10/21/1997 |
| 5558117 | Pneumatic valve assembly with dynamic annular seal flange A pneumatic valve assembly includes a valve body having an interior outer central passageway and an interior inner central cavity larger in diameter than the outer central passageway, a valve stem disposed within the outer central passageway and extending... | 09/24/1996 |
| 5538061 | Dual chamber safety tire A dual chamber inflatable safety tire mounted on a rim, said tire having an outer tire with an inner tire disposed within the outer tire forming an outer chamber and inner chamber, a one way valve means extending through the inner tire to enable air flow ... | 07/23/1996 |
| 5479975 | Tire valve stem The present invention relates generally to a valve stem for a pneumatic tire and more specifically to a valve stem which is capable of allowing for the introduction of pulverulent matter into the tire directly through the valve while at the same time also... | 01/02/1996 |
| 5398744 | Tire pressure regulating apparatus Apparatus for use in co-operation with a conventional tire inflation valve which enables the pressure in a tire to be reduced to a pre-determined value in a one step process. A movable pressure regulator member, comprising a pin and slot arrangement, co-o... | 03/21/1995 |
| 5301729 | Dual chamber safety tire A safety tire is provided having an outer tire with treads and a puncture resistant inner tire defining inner and outer chambers, a first inflation/deflation valve extending through the sidewall of the outer tire into the outer chamber, a one-way valve to... | 04/12/1994 |
| 5181977 | Tire inflation valve having overpressure and flow control A tire fill valve having pressure relief and tire fill fluid gas flow limiting characteristics for use in filling tires to a predetermined pressure form a large flow capacity gas source delivering fill gas at a substantially greater pressure. Gases utiliz... | 01/26/1993 |
| 4883107 | Air inlet and automatic pressure adjustment device for a tire A dual valve assembly with calibrated or adjustable spring loading that may be attached to a valve stem on a tire to allow slightly over pressuring the tire with air and which then automatically adjusts the pressure in the tire to match a spring loading c... | 11/28/1989 |
| 4869306 | Air inlet and automatic pressure adjustment device for a tire An air inlet and automatic pressure adjustment assembly comprising a smaller closed ended inner cylinder with a partially common wall with a larger outer cylinder with there being a vent hole in the common cylinder wall and an adjustable spring loaded to ... | 09/26/1989 |
| 4793395 | Tire shock absorber A tire shock absorber for attachment to a pneumatic tube tire or pneumatic tubeless tire for improving the smoothness of ride and decreasing road vibrations, the tire shock absorber comprising a chamber having at least one valve means which permits the un... | 12/27/1988 |
| 4735248 | Detachable tire anti-skid device A detachable anti-skid device for a vehicle wheel tire comprises a support bearing a series of anti-skid components extending transversely over the tread of the tire and at least one pneumatic jack fed from the air valve of the tire and making it possible... | 04/05/1988 |
| 4682640 | Circumferential conduit means for inflating a closed torus tire A closed torus tire may be inflated by means of a circumferential conduit located at the interface of the tire and a rim. The closed inflation chamber of the closed torus tire communicates with the circumferential conduit via an air inlet passageway throu... | 07/28/1987 |
| 4466472 | Web or sheet fastened to an article If articles are to be fastened to a web of elastomeric material and one does not want to apply the disadvantageous ways of providing holes in the web, or clamping a thickened portion of the web, or glueing, or vulcanizing, then very good results can be ob... | 08/21/1984 |
| 4453992 | Method of making a pneumatic tire having a lubricant-containing pocket integrally formed therein A pneumatic tire having a pocket filled with lubricant attached to the inner sidewall of the tire having a puncture sealant surrounded by an O-ring built into the inside wall of the pocket. The puncture sealant allows lubricant to be injected into the poc... | 06/12/1984 |
| 4404985 | Air-liquid valves for off-the-road vehicle tires A valve structure for heavy duty applications in connection with off-the-road or agricultural vehicle tires. Such applications involve a substantial increase in the weight of tires so that the vehicles will acquire stability in maneuvering; e.g. in the ca... | 09/20/1983 |
| 4364427 | Tire valves for tubeless and tube tires The periphery of the portion of the valve body of a tire valve which is located on the outside of the wheel rim is composed of elements which are elastic in transverse direction and rigid in longitudinal direction. Tightness is assured by a sealing joint.... | 12/21/1982 |
| 4337814 | Air valve conduit in the track wall of a tire Tires are typically inflated through an air conduit mounted on the tire carcass and extending through a hole in the metal rim on which the tire is mounted. Now and then relative slipping between the tire and rim has caused the air conduit to be sheared of... | 07/06/1982 |
| 4324280 | Inner air-tube of tire for bicycle An inner air-tube of a tire for bicycle, particular for racing cycle substantially composed of a thermoplastic urethane resin of a specific type. The urethane resin is comprised of a bifunctional polyol, a diisocyanate and a diol serving as a chain-propag... | 04/13/1982 |
| 4269252 | Tire pressure maintenance device An air pump mechanism which automatically pumps a small quantity of air into an automobile tire upon each rotation of the wheel in order to keep the tire from slowly deflating; the mechanism including an air pump inside the tire which is operated each tim... | 05/26/1981 |
| 4236565 | Valve for pneumatic tires A valve for pneumatic tires comprising a stem made of plastics and having at least one longitudinal groove on its inner surface and a plunger having a flange, which has at least one protuberance, and arranged so that the plunger is inserted to the stem by... | 12/02/1980 |
| 4153096 | Apparatus for introducing pressurized gas into a tire An apparatus including a stem is provided for introducing gas under pressure from a source of pressurized gas into a container. The stem defines a main passageway and has at least one aperture for bleeding gas from the passageway directly to the atmospher... | 05/08/1979 |
| 4043370 | Seal arrangement for an oval tire and rim A seal arrangement for an oval tire and rim is disclosed including an oval tire having an annular base with a radially inner mounting surface and an air inlet passage therethrough, a supporting rim having a radially outer mounting surface disposed in faci... | 08/23/1977 |
| 4010052 | Molding valve stems to rubber article A method of bonding a valve stem assembly adapted to a rubber sheet which includes the steps of inserting the stem in a concave mold, surrounding one end of the stem with an uncured rubber ring, inserting a removable plug in the core of the stem, placing ... | 03/01/1977 |
