Digital air pressure gauge and inflation device

Details Digital air pressure gauge and inflation device Digital air pressure gauge and inflation device

1990-05-22

1991-03-12

Woodiel, Donald O.

Measuring and testing

Tire, tread or roadway

Tire inflation testing installation

137228, B60C 2300

Patent

active

049984381

ABSTRACT:
A tire pressure gauge having an electronic air pressure detector connected to a digital readout. The tire pressure gauge includes a pair of tubular members. One of the members having one end adapted to engage a tire valve stem while the other member includes an end having an inflation value therein. At the side of the casing is a pressure release valve for releasing pressure from the tire through the tire pressure gauge without removal of the gauge from the tire valve stem.

REFERENCES:
patent: 1369555 (1921-02-01), Schweinert et al.
patent: 1428502 (1922-09-01), Hansen
patent: 3303696 (1967-02-01), Capparelle
patent: 3999430 (1976-12-01), Parduhn
patent: 4250759 (1981-02-01), Vago et al.
patent: 4581925 (1986-04-01), Crutcher
patent: 4704901 (1987-11-01), Rocco et al.
patent: 4723445 (1988-02-01), Ripley et al.
patent: 4748845 (1988-06-01), Rocco et al.
patent: 4763517 (1988-08-01), Feinberg
patent: 4793177 (1988-12-01), Wu et al.

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