Communications: electrical – Land vehicle alarms or indicators – Internal alarm or indicator responsive to a condition of the...
Patent
1989-09-21
1991-03-05
Crosland, Donnie L.
Communications: electrical
Land vehicle alarms or indicators
Internal alarm or indicator responsive to a condition of the...
340442, 340448, 731465, 731468, 200 6122, 116 34R, B60C 2300
Patent
active
049980920
ABSTRACT:
In a tire valve suitable for detecting the pressure and temperature in a tire, the strain of the tire wheel and the like, a conductive core body of a valve core is electrically insulated from a conductive shaft, and, to a pedestal having a 1st electrode electrically shaft and a 2nd electrode electrically connected to a conductive valve stem via a core spring, a sensor having two sensor electrodes connected with the 1st and 2nd electrodes respectively is fixed.
REFERENCES:
patent: 4308520 (1981-12-01), Darlington
patent: 4425558 (1984-01-01), McConchie
patent: 4557308 (1985-12-01), Kuypers
patent: 4788525 (1988-11-01), Lichtenstein
Iinuma Kazuki
Nakao Makoto
Ohno Kiyoshi
Takenaka Kazuo
Bridgestone Corporation
Crosland Donnie L.
Pacific Industrial Co. Ltd.
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