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| Number | Title | Issue Date |
| 8136561 | Method for operating a tire inflation system of a motor vehicle and tire inflation system A tire inflation system of a motor vehicle comprises a compression device, a pressure accumulator from which inflation lines lead via an inflation valve and control lines lead via a control valve to a wheel valve, and the tire inflation system has a control device. ... | 03/20/2012 |
| 8132607 | Tire pressure control system, tire pressure control device and tire pressure control method A tire pressure control system that controls the tire pressure in the tire at each wheel of a vehicle includes: a wheel-side tire pressure sensor; a transmitter that transmits the detected tire pressure; a receiver that receives the tire pressure information from th... | 03/13/2012 |
| 8042585 | Apparatus for controlling tire inflation pressure An apparatus for controlling tire inflation pressure includes an outlet side end portion of a supplying passageway provided in an axle hub that is opened on an outer end surface of a vehicle in a flange portion of the axle hub, and an inlet side end portion of an in... | 10/25/2011 |
| 8006731 | Apparatus and system for integration of a central tire inflation valve into a wheel This is an apparatus and system for integration of Central Tire Inflation (CTI) valve functionality directly into a wheel. The CTI valve may be attached to the wheel or integrated into the wheel. In addition, the CTI valve may have a valve body or the valve componen... | 08/30/2011 |
| 7967045 | Drive axle with air passage for tire inflation system A drive axle assembly includes a non-rotating spindle having a cylindrical body defining an internal cavity and an axle shaft assembly mounted within the internal cavity for rotation about an axis. A seal assembly is positioned within the internal cavity to provide ... | 06/28/2011 |
| 7963307 | Tire inflation system A tire inflation system comprising pneumatically controlled wheel valves that are situated in the wheels of a motor vehicle. An electrically actuated pilot valve that is fixed to the vehicle controls the respective wheel valves. To produce a small, low-cost, reliabl... | 06/21/2011 |
| 7909076 | Tire pressure control system A tire pressure control system for a tire mounted to a wheel of a vehicle is disclosed. The tire pressure control system comprises a servo system mounted to the wheel that includes a servo mechanically connected to a vent valve that is in fluid communication with a ... | 03/22/2011 |
| 7740036 | Pressurized wheel hub system A system for pressurizing wheel hub formed from an air-tight sealing arrangement located on each end of a wheel hub to form a closed air system in the interior of the wheel hub. The closed air system fluidly coupled to a DC power air compressor or pressurized air ta... | 06/22/2010 |
| 7690412 | Drive axle with air passage for tire inflation system A drive axle assembly includes a non-rotating spindle having a cylindrical body defining an internal cavity and an axle shaft assembly mounted within the internal cavity for rotation about an axis. A seal assembly is positioned within the internal cavity to provide ... | 04/06/2010 |
| 7367371 | Inflation circuit, in particular for a tire mounted on a wheel, and corresponding wheel An automatic inflation and deflation circuit for a tube (3) is produced with a single compressed fluid supply conduit (5). The inflation results from subjecting a non-return valve (VA) in series on the conduit to excess pressure. Deflation is provided ... | 05/06/2008 |
| 7357150 | Safety shut-off device A safety shut-off device for sections of fluid circuits, which in case of damage or the like, have to shut off from each other on safety considerations. The safety shut-off device includes at least two valves connected to each other via a control chamber. A first pr... | 04/15/2008 |
| 7339461 | Tire inflation pressure monitoring device and vehicle having the same A tire inflation pressure monitoring device and a vehicle having the same have a battery-driven unit provided on the tire side that can be reduced in size and power consumption. In a diagnosing unit, an ID comparing section outputs the result of detection of a tire ... | 03/04/2008 |
| 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 |
| 7287565 | Device and method for dealing with phenomena of loss of pressure and running flat with vehicle tires A centralized device for dealing with the phenomena of loss of pressure and running flat with a vehicle tire, including a means external to the mounted assembly, permanently fixed to the vehicle and able to inject or otherwise bring into the internal cavity of the t... | 10/30/2007 |
| 7277008 | Sensor unit, method, device and sensor system for determining a side of a vehicle on which a wheel with a sensor unit is disposed A sensor unit for recording the direction of rotation of a wheel is embodied to record a variable that is characteristic for a direction of flow of an air stream in a tire of the wheel. To determine a side of a vehicle on which a wheel is disposed, a variable is rec... | 10/02/2007 |
| 7273082 | Tire inflation system apparatus and method A tire inflation system includes an air supply source in selective fluid communication with a tire via a pneumatic conduit. A method of inflating the system includes providing a tire pressure retention valve in the pneumatic conduit adjacent to the tire. An inflatio... | 09/25/2007 |
| 7259663 | Wheel state adjustment system and method thereof A pressure detection sensor for detecting a tire internal air pressure and a wheel side communication device for transmitting a detection result of the pressure detection sensor using a preset transmission mode are provided on each wheel. The detection result from t... | 08/21/2007 |
| 7255481 | Roller bearing with air passage in a bore provided with flutes A roller bearing for the rotational guidance of a motor vehicle wheel, the bearing comprising a rotating inner member, a fixed outer member and rolling bodies allowing their relative rotation about an axis. The inner member includes a bore on the periphery of which ... | 08/14/2007 |
| 7249499 | Velocity sensitivity correction method of reduced pressure judging value in tire pressure drop alarming device A tire deflation warning system, including a device for detecting a rotational velocity of a wheel attached to a vehicle and a device for judging a tire pneumatic pressure drop by determining a reduced pressure judging value that judges the tire pneumatic pressure d... | 07/31/2007 |
| 7226133 | Environment protector air compressor pressurized wheel hub A pressurized wheel hub formed from an air-tight sealing arrangement located on each end of a wheel hub to form a closed air system in the interior of the wheel hub. The closed air system fluidly coupled to a DC power air compressor for receiving pressurized air. A ... | 06/05/2007 |
| 7225677 | Pressure gauge Disclosed is a pressure gauge including a body forming an inlet, an outlet, and a shunt hole. A pressure meter is provided to the shunt hole. An inlet duct in connection with an inflation device is provided to the inlet. A check valve is arranged in the inlet duct. ... | 06/05/2007 |
| 7219747 | Providing a local response to a local condition in an oil well A method and apparatus for providing a local response to a local condition in an oil well are disclosed. A sensor is provided to detect a local condition in a drill string. A controllable element is provided to modulate energy in the drill string. A controller is co... | 05/22/2007 |
| 7219540 | Tire pressure adjustment system The invention concerns a tire pressure adjusting system for setting the pressure in a tire mounted on a vehicle. A pressure source assigned to the vehicle and at least one connecting line are provided, with which the pressure source can be connected to a tire. The t... | 05/22/2007 |
| 7220058 | Bearing unit for the hub of a vehicle wheel equipped with a tire inflating system A bearing unit comprises a radially outer stationary race (1) and a pair of radially inner rotatable half-races (2a, 2b). An intermediate annular chamber (8) is defined between the outer race (1) and the inner half-ra... | 05/22/2007 |
| 7162917 | Device for removing excess air pressure from vehicle tire A device for removing excess air pressure from a valve stem of a tire of a vehicle having a body with a cavity, an intake port for forming a fluid-tight seal with, extracting compressed air through the valve stem, located near the input end of the body, and conveyin... | 01/16/2007 |
| 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 |
| 7156890 | Hubcap filter A hubcap breather assembly is provided for a hubcap housing lubricated wheel bearings in an automotive vehicle. The breather assembly includes a resilient, annular collar that fits into an access opening in a hubcap end wall, a filter cartridge cup, and a filter car... | 01/02/2007 |
| 7117909 | Expandable spindle plug assembly for use with automatic tire inflation systems An assembly to be mounted in an axle spindle for communicating pressurized air to a rotary union in a tire inflation system. The assembly includes an arbor having an air flow channel extending therethrough, a flange intermediary of the arbor ends and an axially incl... | 10/10/2006 |
| 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 |
| 7079364 | Overload status indicator for a refrigeration unit A compressor assembly comprises a compressor, a motor protector, and a signaling device. Upon an overload condition, the motor protector activates. The signaling device also activates to serve as an alert that the compressor is not malfunctioning but instead is in a... | 07/18/2006 |
| 7068157 | Tire information detecting system A tire information detecting system includes a plurality of tire information output units that sense and output tire information corresponding to respective tires at predetermined intervals and a tire information detecting unit that detects tire conditions based on ... | 06/27/2006 |
| 7051777 | Pressure transmitting axle assembly An axle assembly has a fixed axle housing, a rotating axle body rotatably mounted in said axle housing, and a first chamber which surrounds the axle body. The first chamber is partially bounded by a ring member which rotates with the axle body. An annular disc is mo... | 05/30/2006 |
| 7021348 | Device for sealing and inflating an inflatable object A device for inflating a tire having gone flat to a wanted pressure and for sealing and inflating a puncture tire. The device includes a compressed-air source, a tubular container filled with a sealing agent, and a first conduit having an adapter at its second end f... | 04/04/2006 |
| 6980925 | Real-time signal processing for vehicle tire load monitoring A system for real-time signal processing for vehicle monitoring, including a first device disposed in a tire of a vehicle and producing a signal that is a function of a tire contact time period, during which a point at the tire circumference stays in contact with th... | 12/27/2005 |
| 6976789 | Device for supplying pressurized air through the hub to the tire of a motor vehicle wheel The device (B) comprises a first non-rotatable ring (11) to be mounted adjacent to a non-rotatable race (1) of a bearing unit (A), and a second rotatable ring (12) to be coupled fast for rotation with a rotatable race (2,3) of the bearing... | 12/20/2005 |
| 6966220 | Device for automatic tire inflation and tire pressure display A device for automatic tire inflation and tire pressure display has a tire pressure measurement unit, a tire temperature sensor (a thermometer) and a gradienter for measuring the tire balance. The tire pressure measurement unit has a tire pressure measurement unit, ... | 11/22/2005 |
| 6955201 | System for supplying pressurized air to a vehicle tire through the hub of the wheel A hollow suspension standard (20) of a vehicle equipped with a system for supplying pressurized air to a tire through the hub of the wheel has an inner cavity (22) and a seat (21) for housing a wheel hub bearing unit (10). The standard ( | 10/18/2005 |
| 6941989 | Tire pressure control arrangement for a motor vehicle A tire pressure control arrangement for a motor vehicle monitors the air pressure of at least one pneumatic tire and a signal is outputted from the arrangement when, in at least one tire of the motor vehicle, the air pressure drops below a lower threshold value or e... | 09/13/2005 |
| 6938658 | Expandable spindle plug assembly for use with automatic tire inflation systems An assembly to be mounted in an axle spindle for communicating pressurized air from the axle to a rotary union in a tire inflation system. The assembly includes an arbor having an air flow channel extending therethrough, a flange intermediary of the arbor ends and a... | 09/06/2005 |
| 6921197 | Method and system for measuring temperature and monitoring vehicle tire operation, and vehicle tire and method for introducing a temperature sensor into a vehicle tire A vehicle tire is provided that contains at least one temperature sensor embedded in the tire in a critical location, and a transmission unit for transferring the output signal of the temperature sensor to a location externally of the vehicle tire. A method is also ... | 07/26/2005 |
