| Patents for F04B 49 - Control of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for in, or of interest apart from, groups (22,036) |
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| 10/29/1985 | US4549855 Compression capacity control apparatus for swash plate compressor |
| 10/29/1985 | US4549853 Positive displacement pump output monitor |
| 10/29/1985 | CA1196074A1 Compressor drive system |
| 10/24/1985 | WO1985004690A1 Piston pump |
| 10/23/1985 | EP0159152A1 Protection for hydraulic machines |
| 10/23/1985 | EP0158683A1 Device for the intermittent delivery of medicaments |
| 10/22/1985 | US4548549 Micro-processor control of compression ratio at full load in a helical screw rotary compressor responsive to compressor drive motor current |
| 10/16/1985 | EP0157794A1 Ram air turbine hydraulic power system |
| 10/15/1985 | US4547680 Fluid flow machine with an electromagnetically operated diaphragm pump |
| 10/15/1985 | US4547133 Variable capacity compressor |
| 10/10/1985 | WO1985004455A1 Hydraulic system for vehicles |
| 10/09/1985 | EP0157723A2 Refrigeration unit compressor control |
| 10/08/1985 | US4545740 Automatic operating system for pump driven by internal combustion engine |
| 10/08/1985 | US4545736 Apparatus for automatically processing slurry |
| 10/08/1985 | US4545201 Control arrangements for regulating the speed of a hydrostatic energy consumer |
| 10/02/1985 | EP0156399A2 Fluid operated pump displacement control system |
| 10/01/1985 | US4544333 Capability control apparatus for a compressor |
| 10/01/1985 | US4544330 Control apparatus for several drive assemblies consisting of hydrostatic drive units |
| 10/01/1985 | US4544328 Sold-out device for syrup pump |
| 10/01/1985 | US4543789 Multiple displacement hydraulic pump system with automatic displacement control for brake boosters and the like |
| 10/01/1985 | CA1194579A1 Lubricant monitoring system on a reciprocating compressor |
| 09/24/1985 | US4543043 Variable displacement compressor |
| 09/18/1985 | EP0154681A1 Peristaltic pump control |
| 09/17/1985 | US4541365 Method and apparatus for supplying feedwater to a forced flow boiler |
| 09/17/1985 | CA1193693A1 Dry battery driven liquid pump |
| 09/10/1985 | US4540347 Gerotor pump |
| 08/29/1985 | WO1985003744A1 Load responsive system |
| 08/28/1985 | EP0153065A1 Variable displacement pump system |
| 08/28/1985 | EP0153064A1 Variable displacement pump system |
| 08/21/1985 | EP0151657A1 Vane pump, especially for power steering |
| 08/20/1985 | US4536133 For a hydraulic power system |
| 08/13/1985 | US4534707 Hydrostatic vehicle control |
| 08/13/1985 | US4534706 Self-compensating oscillatory pump control |
| 08/07/1985 | EP0150379A2 Control device with expansible chamber actuator |
| 07/31/1985 | EP0149787A2 Feed controlling device for a variable hydropump |
| 07/31/1985 | EP0149667A1 Plural hydraulic pump system with automatic displacement control. |
| 07/16/1985 | US4529359 Sewerage pumping means for lift station |
| 07/16/1985 | US4528814 Hydrostatic drive systems |
| 07/09/1985 | US4527958 Control valving for a variable capacity pump |
| 07/09/1985 | US4527954 Pumping apparatus |
| 07/09/1985 | US4527953 Pump unit for sampling air |
| 07/04/1985 | WO1985002893A1 Compression relief |
| 07/04/1985 | WO1985002888A1 Method of and apparatus for controlling gas pressure |
| 07/03/1985 | EP0147063A1 Compressor - clutch assembly |
| 07/03/1985 | EP0146993A2 Refrigerating or heat-pump system |
| 07/02/1985 | US4526513 Method and apparatus for control of pipeline compressors |
| 06/26/1985 | EP0145841A2 Torque control apparatus for enclosed compressors |
| 06/25/1985 | US4525125 Pressure responsive pump control system having an alarm lamp |
| 06/19/1985 | EP0144788A1 Control mechanism for a variable delivery hydraulic transmission |
| 06/18/1985 | US4524312 Control for pumping devices used in vehicles |
| 06/18/1985 | US4524311 Control for pumping devices used in vehicles |
| 06/18/1985 | US4523892 Hydrostatic vehicle control |
| 06/18/1985 | US4523431 Load responsive system |
| 06/12/1985 | EP0144169A2 Scroll type compressor with displacement adjusting mechanism |
| 06/12/1985 | EP0144047A2 A device in or for high-pressure cleaning units for heating the water by circulation |
| 06/11/1985 | US4522568 Compressor apparatus |
| 06/11/1985 | US4522567 Swash plate compressor |
| 06/11/1985 | US4522566 Adjustable axial piston pumps with reglating units and regulating units for the same |
| 06/11/1985 | US4522565 Steering gear control valve for variable displacement pump |
| 06/11/1985 | US4522038 Refrigerating cycle apparatus |
| 06/05/1985 | EP0143439A2 A high-pressure cleaning unit with a bypass valve |
| 06/04/1985 | US4521162 Pumping system |
| 06/04/1985 | US4520837 Cover retainer |
| 06/04/1985 | CA1188392A1 Apparatus for dispensing enteral alimentation |
| 06/04/1985 | CA1188279A1 Compressor |
| 06/04/1985 | CA1188152A1 Variable volume hydraulic pump |
| 05/28/1985 | US4519752 Control system for a variable displacement pump |
| 05/28/1985 | US4519750 Variable-delivery refrigerant compressor |
| 05/28/1985 | US4519748 Micro-processor control of compression ratio at full load in a helical screw rotary compressor responsive to compressor drive motor current |
| 05/28/1985 | US4519413 Pressure averager |
| 05/21/1985 | US4518903 Delayed turn-off control for vehicle pumping device |
| 05/21/1985 | US4518322 Arrangement for regulating a supply flow and for limiting a supply pressure of an adjustable pump |
| 05/21/1985 | US4518321 Power regulation device for a hydraulic pump |
| 05/21/1985 | US4518320 Variable displacement pump system |
| 05/21/1985 | US4518319 Variable displacement pump system |
| 05/21/1985 | US4518317 Fluid pumping system |
| 05/21/1985 | US4518316 Pressure sustaining apparatus |
| 05/15/1985 | EP0141216A1 Servo control device for a hydro machine |
| 05/15/1985 | EP0141172A2 Energy economizing device at compressors, particularly in motor vehicles |
| 05/14/1985 | US4516914 Micro-processor control of moveable slide stop and a moveable slide valve in a helical screw rotary compressor |
| 05/14/1985 | US4516912 Compressor arrangement for a heat pump installation |
| 05/14/1985 | US4516911 Solid state control system for oil well bailer pump |
| 05/09/1985 | WO1985001994A1 Hydromagnetic pressurization system |
| 05/09/1985 | WO1985001993A1 Metering device |
| 05/08/1985 | EP0140479A1 Hydraulically powered compressor and hydraulic control and power system therefor |
| 05/07/1985 | US4515589 Peristaltic pumping method and apparatus |
| 05/07/1985 | US4515530 Disabling arrangement for a reciprocating piston compressor |
| 05/07/1985 | US4515515 Compressor servomechanical regulator |
| 04/30/1985 | US4514150 Scroll type compressor with displacement adjusting mechanism |
| 04/23/1985 | US4512723 Pressure limiter |
| 04/23/1985 | US4512358 Compact long-life by-pass and pressure unloader valve |
| 04/23/1985 | CA1186030A1 Variable load motor efficiency correlating arrangement |
| 04/16/1985 | US4511313 Compression capacity control apparatus for swash plate compressor |
| 04/16/1985 | US4511312 Method of driving the impeller of a liquid pump by means of a brushless a.c. motor; and a liquid pump for carrying out the method |
| 04/16/1985 | US4511311 Fluid system control apparatus and method |
| 04/16/1985 | US4510962 Precise pressure regulator for a variable output pump |
| 04/09/1985 | US4510425 Control device for pump apparatus for vehicular use |
| 04/09/1985 | US4509902 Power regulating device for a hydrostatic pump |
| 04/09/1985 | US4509365 Detecting and analyzing faults in downhole equipment |
| 04/02/1985 | US4508491 Modular unload slide valve control assembly for a helical screw rotary compressor |