| Patents for F04C 14 - Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations (3,663) |
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| 04/22/1980 | US4199305 Hydraulic Gerotor motor with balancing grooves and seal pressure relief |
| 04/22/1980 | US4199304 Positive displacement compact slipper pump |
| 04/03/1980 | WO1980000591A1 Gear machine |
| 03/18/1980 | US4193747 Reversing pump eccentric member |
| 03/18/1980 | US4193746 Reversible gerotor pump |
| 03/18/1980 | CA1073739A1 Hydraulic pump control system |
| 02/07/1980 | WO1980000174A1 Gear pump having fluid deaeration capability |
| 01/15/1980 | US4183723 Rotary vane pump having multi-independent outputs due to stator surfaces of different contour |
| 11/27/1979 | CA1066950A1 Power steering pump |
| 11/06/1979 | US4173438 Rotary piston device which displaces fluid in inner and outer variable volume chambers simultaneously |
| 11/06/1979 | US4173152 Continuously variable speed converter for cooperative use with a fluid pump |
| 10/16/1979 | US4171192 Eccentric positioning means for a reversible pump |
| 10/09/1979 | US4170438 Fluid pump with a continuously variable speed converter |
| 09/19/1979 | EP0004041A1 Apparatus for limiting the fluid volume output in a rotary pump |
| 08/28/1979 | CA1061183A1 Rotary gear pump |
| 08/14/1979 | US4164240 Device for low-loss variation of flow from a positive displacement pump by periodic interruption of the flow |
| 07/03/1979 | CA1057579A1 Fluid pump |
| 05/15/1979 | CA1054444A1 Oil pump with a flow-limiter valve |
| 02/06/1979 | US4138204 Gear pump |
| 01/30/1979 | CA1047314A1 Rotary sliding vane pump |
| 01/16/1979 | CA1046343A1 Gear pump |
| 12/19/1978 | US4129986 Method of and means for preventing thermal shock to a hydraulic motor in an open-loop hydraulic system |
| 11/14/1978 | CA1042370A1 Reversible lubricant pump |
| 10/17/1978 | CA1040510A1 Hydraulic motor brake |
| 09/26/1978 | US4116588 Fluid pump |
| 09/26/1978 | CA1039110A1 Inlet and outlet ports and sealing means for a fluid driven motor |
| 07/25/1978 | US4102606 Multiple displacement pump system having control sequence for unloading valve |
| 07/11/1978 | US4099893 Pump with electrically actuated flow control |
| 06/27/1978 | US4097204 Variable displacement gear pump |
| 04/18/1978 | US4084926 Rotary gear pump |
| 02/28/1978 | US4076466 Fluid pump for use in explosive bore holes |
| 02/14/1978 | US4073605 Rotary pump construction with cleaning feature |
| 02/07/1978 | US4072450 Pump assembly |
| 12/27/1977 | US4065235 Gear pump |
| 10/25/1977 | USRE29456 Pumps with servo-type actuation for cheek plate unloading |
| 09/13/1977 | US4047846 Power-steering pump |
| 07/12/1977 | US4035105 Variable-output pump control arrangement |
| 06/28/1977 | US4032049 Food product stuffing pump with vacuum line |
| 06/21/1977 | US4030861 Variable displacement rotary piston expansible chamber device |
| 05/10/1977 | US4022551 Variable capacity type gear pump |
| 03/29/1977 | US4014630 Power steering pump |
| 03/15/1977 | US4011722 Variable displacement hydraulic pump apparatus |
| 02/15/1977 | US4008002 Vane pump with speed responsive check plate deflection |
| 02/08/1977 | US4006804 Electromagnetically-actuatable rotary vane pump for use as a hydraulic brake |
| 11/30/1976 | US3994634 Reversible lubricant pump |
| 11/02/1976 | US3989418 Fluid pump for use in explosive bore holes |
| 11/02/1976 | US3989414 Pump for servo steering |
| 10/19/1976 | US3987473 Electromagnetic focal plane shutter |
| 10/12/1976 | US3985473 Rotary pump |
| 08/03/1976 | US3972351 Viscosity compensating oil burner control system |
| 07/13/1976 | US3969038 Pressure regulator for an adjustable pump |
| 06/29/1976 | US3966369 Inlet and outlet ports and sealing means for a fluid driven motor |
| 06/29/1976 | US3966367 Hydraulic motor or pump with movable wedge |
| 06/22/1976 | US3964844 Vane pump |
| 06/01/1976 | US3960470 Hydraulic motor brake |
| 06/01/1976 | US3960469 Reversible pump |
| 05/25/1976 | US3958494 Multiple displacement hydraulic motor drive apparatus |
| 04/27/1976 | US3953153 Multiple displacement pump system and method |
| 04/20/1976 | US3951575 Controlled output gear pump and motor |
| 03/02/1976 | US3941505 Method and apparatus for pumping fuel |
| 02/03/1976 | US3935917 Hydraulic pump control system |
| 01/06/1976 | US3930760 Hydraulic pump incorporating means for limiting volume of flow |
| 01/06/1976 | US3930759 Integral housing pump with servo controlled cheek plate |