Title:
Double acting actuator or pump having a pair of rolling diaphragms
United States Patent 3391644
US Patent References:
Bearing and fluid passage structure for flexible diaphragm fluid cylinders
- - 2702023
Diaphragm pump
- - 2851957
Hydraulically actuated pump
- - 3192865
Piston pump having rolling diaphragm and pressure equalization means
- - 3208394
Bearing and fluid passage structure for flexible diaphragm fluid cylinders
- - 2702023
Diaphragm pump
- - 2851957
Hydraulically actuated pump
- - 3192865
Piston pump having rolling diaphragm and pressure equalization means
- - 3208394
Inventors:
Taplin, John F.
Publication Date:
07/09/1968
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Export Citation:
Primary Class:
Other Classes:
92/98R, 74/18.200, 92/181R, 92/97
International Classes:
F04B39/04; F04B45/02; F04B45/00
Foreign References:
| GB292203A | ||||
| DE949213C |