Expansible chamber devices – Plural flexible wall working members
Patent
1974-04-04
1976-08-24
Schwadron, Martin P.
Expansible chamber devices
Plural flexible wall working members
92 64, 92 91, 92 99, F01B 1902
Patent
active
039759890
ABSTRACT:
Pressure responsive force transmission apparatus such as may be used in automatic controls and for hydraulic and pneumatic lift or force mechanisms comprises a pair of substantially rigid lift elements each having a base plate, at least two guide arms projecting from the base plate, and at least two guide surfaces at the sides of the base plate. The pair of lift elements is mated together each with its guide arms engaging the guide surfaces of the other. A flexible inflatable bladder is disposed between the base plates of the mated lift elements. One of the lift elements is formed with a fluid transmission passage communicating with the interior of the bladder. By delivering fluid under pressure through said passage, the bladder is inflated and causes the lift elements to move apart.
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Hershkovitz Abraham
Homberger Rudolf Felix
Schwadron Martin P.
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