Air-leak indicator for vehicle tire

Details Air-leak indicator for vehicle tire Air-leak indicator for vehicle tire

1990-01-17

1991-04-16

Cuchlinski, Jr., William A.

Signals and indicators

Vehicle

Tire inflation or deflation

731468, 116272, B60C 2304, G01L 1912

Patent

active

050073656

ABSTRACT:
An air-leak indicator, comprising a tubular body which includes all assembly members, is partly transparent and can be screwedly mounted to a tire's air valve; a tire value actuator projection which acts to operate and open the associated valve when tubular body is screwed to a tire valve; a visual indicator piston which has bands of green, yellow and red fluorescent colors graduated in its outer periphery and can reveal that color graduation through tubular body's transparent section in dependence upon the associated tire's internal air pressure movement; a spring or any other suitable resilient body with one end connected to the indicator piston lower end; and and end cap which covers the tubular body top and is provided with at least one breather in the center or other suitable places thereof. If screwed to each tire valve of a vehicle, it can indicate each tire's internal air pressure situation for user to make eye-inspection anytime even in night.

REFERENCES:
patent: 2579120 (1951-12-01), Mercer

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