Combination gas cap and digital tire pressure gauge

Details Combination gas cap and digital tire pressure gauge Combination gas cap and digital tire pressure gauge

1998-10-20

1999-09-14

Noori, Max

Measuring and testing

Tire, tread or roadway

Tire inflation testing installation

B60C 2302

Patent

active

059525681

ABSTRACT:
A combination gas cap and digital tire pressure gauge with a hollow bodied gas cap, a liquid crystal display showing through an opening in the top of the gas cap, a printed circuit board and support electronics located within the gas cap, a battery and battery door, a pressure transducer, and a push button and associated delay circuit to allow pressure reading to remain readable for ten seconds. The hollow bodied gas cap has a removable threaded portion at its lower end. The threaded portion is designed to mate with standard female threads of vehicle gas inlets. An alternate embodiment includes wherein a bayonet type locking portion that is substituted for the threaded portion.

REFERENCES:
patent: 4033170 (1977-07-01), Kawamura et al.
patent: 5168751 (1992-12-01), Hwang
patent: 5451927 (1995-09-01), Thompson
patent: 5452819 (1995-09-01), Vance
patent: 5794559 (1998-08-01), Graham

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