Oscillating hydraulic motor having compressible sealing means
United States Patent 3131610

Inventors:
Paulus, Edward F.
Publication Date:
05/05/1964
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Assignee:
ROTO ACTUATOR CORP
Primary Class:
92/125
Other Classes:
277/345
International Classes:
F15B15/12; F15B15/00
US Patent References:
2873132Fluid pressure seal ring
2902009Hydraulic motor with wide vane and duplicate exhaust ports and special seals