| 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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| 06/12/1996 | EP0716228A1 Piston type variable displacement compressor |
| 06/12/1996 | EP0715704A1 Pump arrangement for an oil burner and method for regulating the capacity of this oil burner |
| 06/12/1996 | EP0662057B1 Process and circuit arrangement for regulating the flow rate of an hydraulic pump |
| 06/12/1996 | EP0560953B1 Process for measuring the rotation speed of a rotating component |
| 06/11/1996 | US5525047 Sealing system for an unloader |
| 06/11/1996 | US5525046 High pressure cleaning device with leakage flow arrangement |
| 06/11/1996 | US5525045 For refrigeration systems |
| 06/11/1996 | US5525043 Hydraulic power control system |
| 06/11/1996 | US5525040 Controller for oil wells with a thermal dispersion probe |
| 06/06/1996 | WO1996017136A1 Tractive force control apparatus and method |
| 06/05/1996 | EP0715080A1 Fluid displacement apparatus with variable displacement mechanism |
| 06/05/1996 | EP0715077A2 Compressor for single or multi-stage operation |
| 05/30/1996 | WO1996016271A1 Method and control system of controlling a fluid compression system |
| 05/30/1996 | WO1996015927A1 Anti-lock braking providing pump motor duty cycle based on deceleration and motor voltage feedback |
| 05/30/1996 | DE19542653A1 Steuervorrichtung für die Fördermenge der Hydraulikpumpe eines Automatikgetriebes A control device for the delivery rate of the hydraulic pump of an automatic transmission |
| 05/30/1996 | CA2207014A1 Method and control system of controlling a fluid compression system |
| 05/28/1996 | US5520517 Motor control system for a constant flow vacuum pump |
| 05/24/1996 | CA2163572A1 System and methods for controlling rotary screw compressors |
| 05/22/1996 | EP0712467A1 Method of preventing cavitation in an axial piston pump during an aiding load and system and valve employing the same |
| 05/22/1996 | CN2227764Y Logarithm helical line teeth conical gear and logarithm helical line cam for processing the same |
| 05/22/1996 | CN1122878A Sliding beam type digital control electric equilibrium device for oil extraction pump |
| 05/21/1996 | US5518374 Variable capacity swash plate type compressor having pulsation suppressing chamber located capacity control valve |
| 05/21/1996 | US5518373 Compressor start-up controller |
| 05/21/1996 | US5518371 Automatic fluid pressure maintaining system from a well |
| 05/21/1996 | CA2066071C Variable displacement slant plate type compressor with improved dynamic bearings |
| 05/15/1996 | EP0711982A2 Dosing device for viscous materials |
| 05/15/1996 | EP0711920A1 Liquid flow apparatus |
| 05/15/1996 | EP0711918A2 Variable capacity type refrigerant compressor |
| 05/15/1996 | EP0711383A1 Improved bootstrap power steering systems |
| 05/14/1996 | US5516265 Interface apparatus for permitting microprocessor-based electronic control of non-electronically controlled air compressors |
| 05/14/1996 | US5515938 Hydraulic power steering apparatus |
| 05/14/1996 | US5515879 Load sensed multi-purpose pressure control valve |
| 05/14/1996 | US5515829 Pressure control system |
| 05/09/1996 | WO1996013665A1 Vane pump |
| 05/09/1996 | DE4439899A1 Variable output volume displacement hydraulic machine |
| 05/08/1996 | EP0710199A1 Testing and speed control of electric motors in vehicles having electronically controlled braking systems |
| 05/07/1996 | CA2086271C Slant plate type compressor with variable capacity control and safety valve mechanism |
| 05/02/1996 | DE4438696A1 Flügelzellenpumpe Vane pump |
| 05/02/1996 | DE19538334A1 Minimum-pressure servo pump e.g. for vehicle diesel engine |
| 05/01/1996 | EP0709607A2 Pump and over-center snap link |
| 05/01/1996 | EP0709575A1 Liquid supply system |
| 05/01/1996 | EP0709572A1 Pumping system with pistons displacing fluids at a constant flow rate |
| 05/01/1996 | EP0708666A1 Instantaneous volume measurement system and method for non-invasively measuring liquid parameters |
| 05/01/1996 | CN2226163Y Suspended rope protector for crushing load accident of chain pumping unit rod column |
| 04/30/1996 | CA2035080C Pump monitor |
| 04/25/1996 | WO1996011717A1 Portable drag compressor powered mechanical ventilator |
| 04/25/1996 | DE19538836A1 Nuclear reactor coolant circulation pump |
| 04/24/1996 | EP0708243A1 Pump for feeding fluids |
| 04/24/1996 | EP0505539B1 Brake pressure regulator for hydraulic motor vehicle braking systems |
| 04/23/1996 | US5509788 Method of regulating the flow of liquid cleaning chemicals |
| 04/23/1996 | US5509787 Hydraulic actuator for pressure switch of fluidic system |
| 04/23/1996 | US5509273 Gas actuated slide valve in a screw compressor |
| 04/18/1996 | WO1996011336A1 Hydraulic motor equipped with brake device |
| 04/18/1996 | DE19538494A1 Variable-displacement axial-piston hydraulic unit for pump or motor |
| 04/17/1996 | EP0707182A2 Control apparatus for variable displacement compressor |
| 04/17/1996 | EP0707147A2 Control device for a hydrostatic machine |
| 04/17/1996 | CN1120633A Pressure control switching device for air compressor |
| 04/16/1996 | US5507624 Sludge Pump |
| 04/10/1996 | CN2224300Y Pressure remote-controlled pressure-test pump |
| 04/03/1996 | EP0704784A1 A method and a system for producing and supplying compressed air |
| 04/03/1996 | EP0704623A1 Delivery control device for hydraulic pumps |
| 04/03/1996 | EP0704622A2 Valved suction mechanism of a refrigerant compressor |
| 04/03/1996 | CN1119715A Strok mechanism, especially used in piston pump |
| 04/03/1996 | CN1119707A Delivery control device for hydraulic pumps and hydraulic systems with such devices |
| 04/02/1996 | US5503537 Gas compressor |
| 04/02/1996 | US5503534 Automotive drive control for hydrostatic transmission |
| 04/02/1996 | CA2089316C System for monitoring oil well performance |
| 04/02/1996 | CA2062002C Two-cycle peristaltic pump with occlusion detector |
| 03/28/1996 | WO1996009475A1 Regulating device for displacement pumps |
| 03/28/1996 | WO1996009142A2 Portable tool with variable displacement hydraulic pump |
| 03/28/1996 | DE4433598A1 Regeleinrichtung für Verdrängerpumpen Control means for displacement |
| 03/28/1996 | CA2198609A1 Portable tool with variable displacement hydraulic pump |
| 03/27/1996 | EP0702755A1 Multi-stage regulator for lubricant pumps with continuously variable feed rate |
| 03/27/1996 | EP0617759B1 Reverse phase and high discharge temperature protection in a scroll compressor |
| 03/27/1996 | CN2223369Y Anti-idle running apparatus for mechanically-driven pump |
| 03/26/1996 | US5502365 Driving control apparatus of motor-driven compressor utilized for automobile |
| 03/26/1996 | CA2036339C Emergency light and sump pump operating device for dwelling |
| 03/21/1996 | WO1996008653A1 System for increasing flow uniformity |
| 03/21/1996 | WO1996008652A1 Capacity controller of variable capacity hydraulic pump |
| 03/21/1996 | WO1996008648A1 Metering pump control system |
| 03/20/1996 | EP0701660A1 Motor controlled constant flow pump |
| 03/20/1996 | EP0613528B1 Pump |
| 03/20/1996 | CN1118839A Portable pumping system with generator-powered clutch assembly |
| 03/14/1996 | DE4432263A1 Combination valve for suction side throttling of constant flow pump |
| 03/13/1996 | EP0437617B1 Method of and device for controlling induction motor for compressor |
| 03/07/1996 | WO1996007152A1 Bimodal liquid chromatography pump employing artificial intelligence logic feedback control |
| 03/07/1996 | DE4431512A1 Plate valve for compressor |
| 03/07/1996 | DE4431341A1 Fuzzy logic control of electrohydraulic sequence or slave system for vehicle hydrostatic pumps and motors |
| 03/06/1996 | EP0699448A1 Irrigation pump and system |
| 03/06/1996 | CN1118048A Device and a method for influencing of a valve |
| 03/05/1996 | US5496153 Method and apparatus for measuring piston position in a free piston compressor |
| 03/05/1996 | US5496152 Pump with internal valve between suction and pressure regions |
| 02/28/1996 | EP0698738A2 Suction control valve for rotary compressors |
| 02/28/1996 | EP0698184A1 Innovative pumping system for peristal pumps |
| 02/22/1996 | WO1996005430A1 Piston for gaseous media piston compressor |
| 02/22/1996 | WO1996005429A1 Piston compressor for gaseous media |
| 02/22/1996 | DE4429097A1 Kolbenverdichter für gasförmige Medien Piston compressor for gaseous media |
| 02/21/1996 | CN2220549Y Pneumatic portable brake device for beam-pumping unit |
| 02/21/1996 | CN1117307A Process for regulating the capacity of lubricant pumps and lubricant pump therefor |
| 02/20/1996 | US5492450 Control valve for variable capacity vane compressor |