Apparatus for repeatable adjustment of tire pressure

Details Apparatus for repeatable adjustment of tire pressure Apparatus for repeatable adjustment of tire pressure

1991-12-17

1994-05-10

Ball, Michael W.

Resilient tires and wheels

Tires, resilient

Inflating devices

1372245, B60C 2300

Patent

active

053099699

ABSTRACT:
An apparatus for adjusting the air pressure in a vehicle tire is provided. The apparatus includes an air source, a manifold, a transducer, a valve, and a controller. The valve includes a valve seat with a first and a second chamber and a piston which is movable reciprocally with the valve body between the two chambers. The valve also includes a poppet that is movable between the two chambers relative to the piston with a wobbling action. The piston is connected to the valve body by a deformable diaphragm.

REFERENCES:
patent: 3878376 (1975-04-01), Sholes, Jr. et al.
patent: 4583566 (1986-04-01), Kalavitz et al.
patent: 4705090 (1987-11-01), Bartos
patent: 4862938 (1989-09-01), Mittal

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