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Class Information
Number: 200/61.22
Name: Electricity: circuit makers and breakers > Special application > Pneumatic tire inflation responsive
Description: Circuit makers and breakers associated with a pneumatic tire for a vehicle in use, whose actuation is controlled by means responsive to an increase and/or decrease above or below a normal operating pressure range of the air or other gas used to maintain the tire in its inflated condition.

Sub-classes under this class:

Class Number Class Name Patents
200/61.23 Casing deformation feeler 14
200/61.25 Fluid pressure actuated 120
200/61.24 Ground engaging feeler 7

Patents under this class:
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Patent Number Title Of Patent Date Issued
7831346 Method for detecting decompression of tires and device thereof, and program for judging decompression of tires Nov. 9, 2010
7696861 Tire inflation pressure detecting apparatus with function of identifying running and spare wheels Apr. 13, 2010
7551992 Detecting tire decompression based on wheel speed Jun. 23, 2009
7528707 Spare tire pressure monitoring system May. 5, 2009
7417561 Acoustic or pneumatic pulse transfer system for event counting Aug. 26, 2008
7309141 Air actuated decoration system and device Dec. 18, 2007
7298279 Open-ended device monitoring system Nov. 20, 2007
7022925 Acoustic pulse transfer system for event counting Apr. 4, 2006
6870471 Wheel unit and method for activating a wheel unit Mar. 22, 2005
6853297 Safety insert with incorporated transmission antenna Feb. 8, 2005
6745623 Method and system for identifying a tyre of a vehicle Jun. 8, 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
6609419 Signal transmission in a tire pressure sensing system Aug. 26, 2003
6604026 Method and system for recognizing driving-dynamic states of a vehicle Aug. 5, 2003
6525655 Diaphragm-type tire pressure indicator Feb. 25, 2003
6486771 Tire inflation gas temperature, pressure, and oxygen monitoring system Nov. 26, 2002
6259361 Tire monitoring system Jul. 10, 2001
6194999 Device fitted on vehicles for monitoring tyre pressure Feb. 27, 2001
6087930 Active integrated circuit transponder and sensor apparatus for transmitting vehicle tire parameter data Jul. 11, 2000
6037863 Low tire sensing and weight transfer system Mar. 14, 2000
6011462 Tire pressure monitor Jan. 4, 2000
6006600 Pressure alarm device Dec. 28, 1999
5900809 Method for processing pressure and temperature measurements in a tire monitoring system May. 4, 1999
5886624 Method for processing pressure and temperature measurements in a tire monitoring system Mar. 23, 1999
5825285 Portable transmitter for tire air pressure warning apparatus Oct. 20, 1998
5808190 Air pressure control system Sep. 15, 1998
5793285 Method and device for tire monitoring on a vehicle Aug. 11, 1998
5764138 RF identification system for providing static data and one bit of variable data representative of an external stimulus Jun. 9, 1998
5721528 Low tire warning system Feb. 24, 1998
5708411 Tire monitoring system, device and method Jan. 13, 1998
5675314 Tire pressure sensor Oct. 7, 1997
5637926 Battery powered electronic assembly for wheel attachment Jun. 10, 1997
5604481 Tire pressure detector Feb. 18, 1997
5602524 Device for monitoring the air-pressure in pneumatic tires fitted on vehicle wheels Feb. 11, 1997
5587698 Automatic tire pressure control system for a vehicle Dec. 24, 1996
5583482 Device for monitoring tires with transmission of electric signals through the wheel disks Dec. 10, 1996
5557256 Tire pressure loss indicating device Sep. 17, 1996
5537090 Truck tire underinflation detection and control system Jul. 16, 1996
5513524 System for monitoring air pressure in a spare tire May. 7, 1996
5505080 Tire pressure management system Apr. 9, 1996
5491465 Tire air pressure system Feb. 13, 1996
5349328 Dashboard mounted tire pressure indicator Sep. 20, 1994
5345217 Method of detecting a deflated tire on a vehicle Sep. 6, 1994
5325901 Vehicle wheel incorporating tire air pressure sensor Jul. 5, 1994
5289161 Tire pressure indicator Feb. 22, 1994
5285189 Abnormal tire condition warning system Feb. 8, 1994
5260683 Tire pressure detecting apparatus for vehicle Nov. 9, 1993
5134880 Tire-pressure monitor for vehicles Aug. 4, 1992
5119066 Pressure sensor system Jun. 2, 1992
5109213 Tire pressure monitor Apr. 28, 1992

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