Piston pump
United States Patent 2842068
US Patent References:
Pump output regulator
- - 2454563
Hydraulic power unit
- - 2492688
Variable flow pump
- - 2540328
Variable displacement fluid apparatus
- - 2633802
Two-stage pumping system with automatic demand responsive control
- - 2709339
Pump output regulator
- - 2454563
Hydraulic power unit
- - 2492688
Variable flow pump
- - 2540328
Variable displacement fluid apparatus
- - 2633802
Two-stage pumping system with automatic demand responsive control
- - 2709339
Inventors:
Olov, Sundin Eric
Publication Date:
07/08/1958
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Assignee:
Olov, Sundin Eric
Primary Class:
Other Classes:
417/488, 91/501, 91/502
International Classes:
F04B1/16; F04B1/18; F04B1/12
US Patent References:
| 2722890 | Swash plate pump |