Pressure gauge

Details Pressure gauge Pressure gauge

1990-06-08

1991-07-23

Woodien, Donald O.

Measuring and testing

Tire, tread or roadway

Tire inflation testing installation

73744, B60C 2302, G01L 716

Patent

active

050332945

ABSTRACT:
A pressure gauge for measuring the pressure of a tire, which can also measure the depth of grooves in the tread of a tire includes a housing, which has a face with indicating scales and a side with an opening, the side being perpendicularly connected to the face of the same. It also has tube member with two open ends, the first open end extending outward from the housing and the second open end extending inward into the same. An elongated rod with two ends, the first end being retractably disposed in the tube member and the second end protruding from the opening in the housing and a neck portion is integrally formed and connected with the opening in the housing. An outer member is fitted over the neck portion.

REFERENCES:
patent: 3696668 (1972-10-01), Patrick
patent: 4884175 (1989-11-01), Weng
patent: 4916944 (1990-04-01), Ho-Chuan

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