Gauger for cars

Details Gauger for cars Gauger for cars

1988-07-29

1989-08-22

Woodiel, Donald O.

Measuring and testing

Tire, tread or roadway

Tire inflation testing installation

73714, 73744, 116 34R, 116272, 340455, B60C 2302, G01L 716

Patent

active

048584673

ABSTRACT:
A gauger for a car includes a housing having a tubular receiving room, a gauge head having an air inlet and an axial projection capable of being urged against a car air valve, a pressure-measuring plunger slidably received in the receiving room, a piston engaging with the plunger for being forced by an air pressure to protrude plunger from the receiving room, an elastic member mounted for returning the piston to rest against the gauge head when the projection is removed from the air valve, two conducting members respectively mounted on the gauge head, and a circuit device electrically connected to the conductive members and capable of showing an electrical power state of a car battery. Such gauger is also designed to detect the wearing degree of a tire tread.

REFERENCES:
patent: 3852839 (1974-12-01), Blessing
patent: 3967133 (1976-06-01), Bokern
patent: 4526030 (1985-07-01), Vecera, Jr.

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