Pneumatic lift jack

Details Pneumatic lift jack Pneumatic lift jack

1987-02-06

1988-05-03

Rosenbaum, Mark

Metal working

Method of mechanical manufacture

Utilizing transitory attached element or associated separate...

264248, 264316, B23P 1700

Patent

active

047410868

ABSTRACT:
A pneumatic jack comprising flat sheets of an elastomeric material with no cords therein peripherally held in place by rigid framing members. The jack also includes a valve for communicating with the interior of the sheets. A source of aeroform fluid is utilized for inflating the jack to an enlarged shape to lift a car sufficiently for changing a tire.

REFERENCES:
patent: 2610824 (1952-09-01), Grier

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