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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:
Patents under this class:
| 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 |
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