Did You Know...
...When G.G. Hubbard learned of his future son-in-law's invention, he called it "only a toy." His daughter was engaged to a young man named Alexander Graham Bell.
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| Number | Title | Issue Date |
| 8186209 | Valve with radiating structure for a tire pressure monitoring system A valve for a tire pressure monitoring system in which the valve acts a coaxial conductor to transmit a signal to a receiver presented. A valve stem electrically isolated from a valve pin form the coaxial conductor. In a tire pressure monitoring system, a tire press... | 05/29/2012 |
| 8146413 | Two-port tire valve stem A two-port tire valve stem has a body, preferably of substantially rigid construction, with a first end portion adapted to be mounted to a wheel rim and a second end portion with at least two ports in a branched configuration, each supporting a valve. One of the val... | 04/03/2012 |
| 8096175 | Tire pressure sensor valve Provided is a tire pressure sensor valve that can be easily installed to a 2-piece or 3-piece inch-up wheel and protect a tire pressure sensor when removing a tire. The tire pressure sensor valve includes a sensor housing including a mounting space for receiving a P... | 01/17/2012 |
| 8074508 | Device for mechanically fastening a tyre sensor to a rim The invention relates to a device (D) for fastening an electronic detection unit (100) for tires to a rim (J), this unit being of the type which is fastened to the valve (200), which valve comprises a part (210) outside the rim and a part (22... | 12/13/2011 |
| 8037745 | Sensor for tire pressure and tire pressure monitoring system having the same Provided is a tire pressure monitoring system including: a tire pressure measurement sensor including a pressure detection means for detecting an air pressure in a tire, a connection pipe for connecting an air injection valve of the tire to the pressure detection me... | 10/18/2011 |
| 8015864 | Digital tire pressure gauge with bleed valve A digital tire pressure gauge has a housing having a first and a second end. A port at the first end of the housing is adapted to engage with and open a needle valve of a tire valve stem. The gauge also includes a pressure sensor and a processor in electronic commun... | 09/13/2011 |
| 7913551 | Tire pressure gauge with cap wrench A tire pressure gauge with a valve cap wrench is disclosed. A bore at one end of the tire pressure gauge may be used to grip and remove a valve cap mounted on a valve stem of a tire. A port at the other end of the tire pressure gauge may be used to measure air press... | 03/29/2011 |
| 7886589 | Electronic unit for measuring operating parameters of a vehicle wheel An electronic unit for measuring operating parameters of a vehicle wheel, including an electronic module (1) and an inflation valve (2) comprising a body (6, 7) designed to extend through an orifice arranged in a wheel rim, and an assembly head ... | 02/15/2011 |
| 7882733 | Tire-pressure control apparatus A tire-pressure control apparatus includes an air pump driven by a rotating wheel to supply compressed air to a tire air chamber, a mechanical control valve that permits and prohibits supply of compressed air from the air pump to the tire air chamber, a valve-state ... | 02/08/2011 |
| 7810390 | Push in tire valve stem A tire pressure monitoring assembly includes a sensor secured to a valve stem secured within a wheel rim. The sensor is secured to the valve stem with a push on clip. The valve stem includes two pieces that provide for installation from one side of the wheel rim. Th... | 10/12/2010 |
| 7784337 | Sensor of tire pressure monitoring system A tire pressure monitoring system sensor includes a body provided with an air inlet that provides fluid communication between the interior of the body and the interior of a tire. A pressure plate slides within the interior of the body by pressure in the tire, in a d... | 08/31/2010 |
| 7779681 | Saw based tire pressure sensor valve adaptor A SAW based tire pressure sensor assembly comprising a body having a tubular stud 1 formed on an end thereof which is engageable in an inflation tube formed in a tire inflation valve 3 so as to fasten the body to the valve 3. A through passage e... | 08/24/2010 |
| 7779682 | Dual purpose pressure sensor A pressure transducer, particularly adapted to measure the pressure in a tire and to enable the tire to be filled includes a first housing, having an internal hollow. Positioned in the hollow of the first housing is a second housing, also having an internal hollow. ... | 08/24/2010 |
| 7757550 | Valve stem with an adjustable tire pressure detector A valve stem with an adjustable tire pressure detector has a tire pressure detector, a valve stem body, a conducting member and a fastening assembly. The tire pressure detector has a guiding slot, a concave surface and a convex surface. The guiding slot is formed th... | 07/20/2010 |
| 7721592 | Tire pressure gauge with cap wrench A tire pressure gauge with a valve cap wrench is disclosed. A bore at one end of the tire pressure gauge may be used to grip and remove a valve cap mounted on a valve stem of a tire. A port at the other end of the tire pressure gauge may be used to measure air press... | 05/25/2010 |
| 7703316 | Valve stem assembly for tire pressure detecting systems A valve stem assembly for tire pressure detecting systems has a valve stem, a connector and a tire pressure detector. The valve stem is conductive. The connector is connected coaxially on the valve stem and is conductive and has a connecting section. The connecting ... | 04/27/2010 |
| 7694557 | Tire pressure monitoring sensor and mounting method A tire pressure monitoring sensor includes resilient spring members to support and resist movement during rotation of the wheel. ... | 04/13/2010 |
| 7669466 | Monitoring device attachment to rubber valve stems Tire sensor packaging capable of being installed on a standard snap-in tire valve stem is provided. The sensor package includes an attachment member capable of being disposed in the flexible bore of a snap-in tire valve stem, and of securely engaging with the inner ... | 03/02/2010 |
| 7669465 | Systems and methods for maintaining air pressure in tires A system for air injection into tires, comprising a rotary air chamber secured to a hub cap wherein the rotary air chamber is configured to inject air into at least one tire when tire pressure drops below a first adjustable preset value and to release air from the a... | 03/02/2010 |
| 7654136 | Tire pressure sensor capable of preventing pressure and moisture damage A tire pressure sensor including a body, a sealing member and a circuit and signal transmission apparatus is provided. The body includes a first casing, a first hole, a receiving portion and a second casing. The receiving portion connects with the first hole passing... | 02/02/2010 |
| 7621177 | Attached tire pressure sensor and air nozzle assembly An attached tire pressure sensor and air nozzle assembly includes an air nozzle for installation in the rim of a vehicle wheel, an attached tire pressure sensor threadedly coupled with the air nozzle for sensing the tire pressure of the vehicle wheel, and an anti-lo... | 11/24/2009 |
| 7607346 | Tire pressure indicator A tire pressure indicator (TPI) (10) that provides a method by which the air pressure in vehicle tires can be easily and reliably checked to determine if the tires are optimally inflated. The TPI (10) is comprised of a valve core (12) that repla... | 10/27/2009 |
| 7587935 | Electronic unit for measuring operating parameters of a vehicle wheel, comprising an electronic box and an inflation valve of the snap-in type An electronic unit for measuring operating parameters of a vehicle wheel, includes an electronic box (1), an inflation valve (2) of the snap-in type composed of a valve body (3) made of an elastomer material provided with an axial bore housing a... | 09/15/2009 |
| 7568386 | Tire pressure monitoring apparatus allowing for relative movement between a pressure transducer and a valve stem A tire pressure monitoring apparatus includes a pressure transducer and a valve stem. A spring member connects the pressure transducer to the valve stem. The spring member facilitates relative movement between the pressure transducer and the valve stem. ... | 08/04/2009 |
| 7565832 | Tire pressure monitor A tire pressure detector includes an electrically conductive housing having a housing body and a protruding annular body; a cover having a sleeve portion connected to the protruding annular body, an airtight chamber defined by the cover and the housing for receiving... | 07/28/2009 |
| 7549330 | Leak down device for tire pressure monitoring system A tire and wheel rim assembly includes a tire supporting rim having an outward facing mounting surface; a tire mounted to the rim positioning an internal tire cavity over the rim mounting surface; a passageway extending through the rim for communicating air pressure... | 06/23/2009 |
| 7536904 | Tire pressure detector and valve stem assembly The tire pressure detector and valve stem assembly has a valve stem, a wireless pressure detector and a fastener. The valve stem has an outer section and an inner section. The inner section is integrally and coaxially formed on the outer section and has a distal end... | 05/26/2009 |
| 7516653 | Tire pressure monitoring apparatus A tire pressure monitoring apparatus includes a pressure transducer having a housing and a valve stem secured to the housing. The valve stem projects through an opening in a wheel for holding the tire. A retention clip is secured to the valve stem. The retention cli... | 04/14/2009 |
| 7509850 | Vehicle protection device directly formed on inflation valve A vehicle protection device includes a wiper externally mounted on the wheel rim as fastened by an inflation valve fixed in the wheel rim, and a sensor holder engaged with the inflation valve and positioned inside the wheel rim for holding a tire pressure sensor wit... | 03/31/2009 |
| 7493808 | Fill-through tire pressure indicator A tire pressure indicator that is combined with a fill valve. The indicator and the fill valve are coaxial or concentric. The invention may be screwed onto a tire valve stem. The indicator has three bands or sections, each of which is a different color, for indicati... | 02/24/2009 |
| 7469581 | Tire valve unit A tire valve unit is secured to a securing hole provided in a rim of a wheel of a vehicle. The tire valve unit includes a tire valve and a tire sensor. The tire valve includes a valve stem and an elastic cylindrical member encompassing the valve stem. The elastic cy... | 12/30/2008 |
| 7458256 | Tire pressure monitoring device A tire pressure monitoring device includes a housing unit, a tire inflating unit, and a tire pressure monitoring unit. The housing unit includes: a tubular body confining an air chamber; a tire coupling seat adapted to couple the tubular body to a tire such that the... | 12/02/2008 |
| 7444860 | Tire sensor grommet tool and method A tire pressure monitoring system (TPMS) sensor grommet tool has a U-shaped portion adapted to be inserted between a grommet disposed on the stem of a TPMS sensor and a seat at the base of the stem in which the grommet resides to separate the grommet from the seat f... | 11/04/2008 |
| 7432801 | System and method for detecting a rapid leak from a tire A method of detecting a rapid leak of gas contained in an automobile tire based on periodic measurements of a pressure Pa and a temperature Ta of the gas. The method includes determining a reference pressure Pcref, calculating an alarm threshold pressure Sref from t... | 10/07/2008 |
| 7430901 | Pressure gauge assembly for bicycle tire A pressure gauge assembly for a bicycle tire includes a gauge portion having an indicator, a shaft, and a lower portion. The shaft includes a recess and a channel portion which is in communication with the recess and the gauge portion. A button is mounted in the rec... | 10/07/2008 |
| 7421891 | Tire monitor radio circuit and tire monitor system A tire monitor radio circuit includes a control circuit delivering a binary digital baseband signal, a modulation circuit having an oscillation circuit generating a carrier wave and switched between an oscillatory and a non-oscillatory states, an antenna resonance c... | 09/09/2008 |
| 7421889 | Tire pressure warning assembly having a biasing member A tire pressure warning assembly includes a tire valve with a switch received therein, which had a conductive member, a movable member and a biasing member. The movable member is located at a distance from the conductive member and one end of the movable member is e... | 09/09/2008 |
| 7412312 | System for automatically determining a public transport vehicle emergency braking characteristics, in particular of a railway vehicle A system for automatically determining a public transport vehicle emergency braking characteristics, in particular of a railway vehicle, includes elements (1) for measuring the vehicle speed, elements (2) for measuring the distance travelled by it, and... | 08/12/2008 |
| 7395702 | Step-adjustable tire pressure monitoring sensor signal housing assembly This present invention discloses a step-adjustable tire pressure monitoring sensor signal housing assembly including a valve and a valve core fixed on a rim, a sensor signal housing which consists of a housing holder and a connecting part, the connecting part has a ... | 07/08/2008 |
| 7373811 | Tire filler with pressure indicator A combination valve stem extension hose and pressure indicator is disclosed. The extension is threaded onto a standard valve stem. The extension tube is available in a variety of lengths to accommodate filling inside dually tires. The extension tube also is availabl... | 05/20/2008 |
