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Class Information
Number: 200/61.25
Name: Electricity: circuit makers and breakers > Special application > Pneumatic tire inflation responsive > Fluid pressure actuated
Description: Devices wherein the control means is operated by the pressurized fluid within the tire casing. Included are such means as bellows, Bourdon tubes, pistons and diaphragms.










Sub-classes under this class:

Class Number Class Name Patents
200/61.26 Biased tube engaging member 3


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
7404427 Vehicle tire changer with integrated detector for tire pressure sensors Jul. 29, 2008
7342190 Pressure actuated switching device and method and system for making same Mar. 11, 2008
7256702 Gas supply pressure alarm device Aug. 14, 2007
7068158 Tire pressure monitoring system Jun. 27, 2006
6917002 Pressure actuated switching device and method and system for making same Jul. 12, 2005
6812417 Actuator, method of manufacture and application of use Nov. 2, 2004
6633229 Method for assigning identifying elements in signals emitted by transmitters in a tire pressure indicating system to the wheels on which the transmitters are mounted Oct. 14, 2003
6016102 Pressure sensor housing Jan. 18, 2000
5945908 Data logging tire monitor with condition predictive capabilities and integrity checking Aug. 31, 1999
5822173 Condition responsive electrical apparatus having improved low cost housing Oct. 13, 1998
5699041 Pneumatic pressure sensor device Dec. 16, 1997
5635691 Pneumatic pressure sensor switch device for a vehicle tire Jun. 3, 1997
5612671 Method of learning tire pressure transmitter ID Mar. 18, 1997
5559484 Data logging tire monitor with condition predictive capabilities and integrity checking Sep. 24, 1996
5542293 Pressure detecting apparatus for detecting vehicle tire air pressure Aug. 6, 1996
5525960 Remote tire and shock absorber monitor Jun. 11, 1996
5513524 System for monitoring air pressure in a spare tire May. 7, 1996
5469136 Tire inflation pressure monitoring apparatus Nov. 21, 1995
5325901 Vehicle wheel incorporating tire air pressure sensor Jul. 5, 1994
5226315 Device for surveillance of a gas-filled chamber to monitor leaks Jul. 13, 1993
5134880 Tire-pressure monitor for vehicles Aug. 4, 1992
5119066 Pressure sensor system Jun. 2, 1992
5063774 Tire pressure sensor for motor vehicles Nov. 12, 1991
5065134 Tire pressure sensor for motor vehicles Nov. 12, 1991
5055826 Pressure sensor system Oct. 8, 1991
5035137 Tire pressure sensor for motor vehicles Jul. 30, 1991
5028749 Pressure switch Jul. 2, 1991
5003162 Heater with alert indicator Mar. 26, 1991
4975679 Pressure sensor system Dec. 4, 1990
4954677 Tire pressure sensor for motor vehicles Sep. 4, 1990
4951501 Tire valve having dual electric conducting paths Aug. 28, 1990
4909074 Method of determining a variable air pressure value of a pneumatic vehicle tire and indicating a pressure value Mar. 20, 1990
4890090 Pressure alarm system for motor vehicle tires Dec. 26, 1989
4814745 Signal device for pneumatic tire Mar. 21, 1989
4804808 Pressure sensing device for tires of motor vehicles Feb. 14, 1989
4793277 Detector of the inflation pressure of motor vehicle tires Dec. 27, 1988
4788525 Electric pneumatic pressure sensor Nov. 29, 1988
4777978 Pressure regulator with cam mechanism for spring tension adjustment Oct. 18, 1988
4742857 Tire pressure sensor and air supply to maintain desired tire pressure May. 10, 1988
4734674 Tire pressure warning system Mar. 29, 1988
4717905 Warning system including means for remotely energizing condition sensing device Jan. 5, 1988
4701742 Pneumatic pressure switch for tire pressure monitor Oct. 20, 1987
4696334 Deflating device for pneumatic tires of vehicles Sep. 29, 1987
4694273 Device for indicating abnormal pressure conditions in a tire on a motor vehicle in motion Sep. 15, 1987
4644317 Low tire pressure warning devices Feb. 17, 1987
4588978 Remote switch-sensing system May. 13, 1986
4562874 Tire pressure control system Jan. 7, 1986
4543457 Microminiature force-sensitive switch Sep. 24, 1985
4507956 Circuit mounting apparatus Apr. 2, 1985
4479109 Tire deflation warning device Oct. 23, 1984

1 2 3










 
 
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