| 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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| 04/05/2001 | DE10028280A1 Pump- und Heizvorrichtung Pump and heater |
| 04/04/2001 | EP1088991A1 Variable displacement swash plate type clutchless compressor |
| 04/04/2001 | EP1088259A1 Electronic control system for installations which generate compressed air or vaccuums |
| 04/04/2001 | EP1005438A4 A condiment dispensing apparatus |
| 04/04/2001 | EP0778921B1 Pumping device |
| 04/04/2001 | CN2426026Y Upper catcher for oil pump |
| 04/04/2001 | CN1290328A Compressor system and method and control for same |
| 04/03/2001 | US6212451 Pneumatic suspension leveling system for vehicles |
| 04/03/2001 | US6210121 Method of calibrating a lost-motion metering pump |
| 04/03/2001 | US6210119 Reverse rotation detection compressors with a preferential direction of rotation |
| 04/03/2001 | US6209522 Variable delivery fuel supply device |
| 03/29/2001 | WO2001021959A1 Autonomous inverter driving hydraulic unit |
| 03/29/2001 | WO2001021424A1 Arrangement and method for controlling a compressor of an airconditioning arrangement in a motor vehicle |
| 03/29/2001 | DE10036248A1 Blocking/non-return valve system has sensor that determines piston position and controller that controls actuator so that it moves valve pin depending on sensed piston position |
| 03/28/2001 | EP1087259A1 Solution feeding apparatus and solution feeding method |
| 03/28/2001 | EP1087137A2 Control of a variable displacement type compressor |
| 03/28/2001 | CN1063834C Hydraulic automatic control high-pressure reciprocating pump |
| 03/27/2001 | US6206968 Apparatus for coating products |
| 03/27/2001 | US6206652 Compressor capacity modulation |
| 03/27/2001 | US6206643 Method for controlling reciprocating compressor having variable capacity |
| 03/27/2001 | US6206044 By-pass solenoid with integral check valve |
| 03/22/2001 | DE10040395A1 Hydraulic control system for improving pump response and dynamic match of pump and valve has control unit for controlling rate of change of cross-section of main flow control valve |
| 03/21/2001 | EP0834029B1 Hydraulic actuation system |
| 03/21/2001 | CN1288110A Value changeable type compressor control valve |
| 03/21/2001 | CN1063528C Vortex compressor |
| 03/20/2001 | US6203292 Oscillation-type compressor |
| 03/20/2001 | US6203284 Valve arrangement at the discharge chamber of a variable displacement compressor |
| 03/20/2001 | US6203281 Submersible pump controller for differentiating fluids |
| 03/15/2001 | WO2001018396A1 Programmable, fluid pressure actuated blood processing systems and methods |
| 03/15/2001 | WO2001018395A1 Systems and methods for control of pumps |
| 03/15/2001 | WO2001017607A1 Blood processing systems and methods with on-line mixing of replacement fluids |
| 03/15/2001 | WO2001017606A1 Blood processing systems and methods employing fluid pressure actuated pumps and valves |
| 03/15/2001 | WO2001017604A1 Fluid pressure actuated blood pumping systems and methods with continuous inflow and pulsatile outflow conditions |
| 03/15/2001 | DE19936479C1 Industrial dosing method for viscous medium uses program-controlled operation of servo motor for dosing pump and electrically-operated valves |
| 03/15/2001 | DE10017861A1 Störungsüberwachung Fault monitoring |
| 03/15/2001 | CA2347213A1 Blood processing systems and methods employing fluid pressure actuated pumps and valves |
| 03/15/2001 | CA2347038A1 Blood processing systems and methods with on-line mixing of replacement fluids |
| 03/14/2001 | EP1083335A2 Control valve for variable displacement compressor |
| 03/14/2001 | EP1082645A1 Method for calibrating the speed of an electric pump-drive motor |
| 03/14/2001 | EP1082543A1 Regulation of the stroke frequency of a dosing pump |
| 03/14/2001 | EP1082542A1 Pressurised water supply systems |
| 03/14/2001 | EP1082243A1 Breaking system and method for controlling and/or monitoring a pump of a breaking system |
| 03/14/2001 | EP0673328B2 Power-assisted steering system |
| 03/14/2001 | CN1063299C Operation device for linear compressor |
| 03/13/2001 | US6200105 Control valve in variable displacement compressor and method of manufacture |
| 03/13/2001 | US6200101 Method for providing consistent liquid pressure output from an accumulator |
| 03/13/2001 | US6200100 Method and system for preventing incontinent liquid drip |
| 03/08/2001 | WO2001016490A1 Internal intermediate pressure 2-stage compression type rotary compressor |
| 03/08/2001 | WO2001016488A1 Method and apparatus for controlling a pump |
| 03/08/2001 | DE19942207A1 Fountain pump has controller for influencing height of fountain with controller part and end stage via which power of pump motor can be controlled or regulated |
| 03/08/2001 | DE19939131A1 Axialkolbentriebwerk mit einem stufenlos verstellbaren Kolbenhub With a continuously variable axial piston stroke |
| 03/07/2001 | EP1081380A1 Device and method for evacuation |
| 03/07/2001 | EP1081378A2 Control valve for variable displacement compressor |
| 03/07/2001 | EP1080310A1 A digital pump |
| 03/06/2001 | US6196808 Variable displacement compressor and displacement control valve system for use therein |
| 03/06/2001 | US6196191 Fuel injection device for internal combustion engines |
| 03/01/2001 | WO2001014745A1 Actuator valve for pressure switch for a fluidic system |
| 03/01/2001 | DE10024073A1 Variable pump for internal combustion engine mechanical fuel injection system has element whose displacement in negative direction is limited as function of movable stop element position |
| 03/01/2001 | CA2383560A1 Actuator valve for pressure switch for a fluidic system |
| 02/28/2001 | EP1079106A2 Fuel pump |
| 02/28/2001 | EP1078792A1 Displacement control method and apparatus for variable displacement compressor |
| 02/28/2001 | EP1077735A1 A fluid delivery mechanism |
| 02/28/2001 | CN1062644C Relief valve seat for positive displacement pump |
| 02/28/2001 | CN1062643C Method and apparatus for controlling pumps in drainage system |
| 02/27/2001 | US6193477 Low power electromagnetic pump |
| 02/27/2001 | US6192681 Hydraulic drive apparatus |
| 02/22/2001 | WO2001012989A1 Axial-piston drive system with a continuously adjustable piston stroke |
| 02/22/2001 | DE19937673A1 Einspritzanlage für eine Brennkraftmaschine Injection system for an internal combustion engine |
| 02/21/2001 | EP1077332A2 Fluid pressure controller for pumps |
| 02/21/2001 | EP1076777A1 Control system for multi-pump operation |
| 02/20/2001 | US6190565 Dual stage pump system with pre-stressed diaphragms and reservoir |
| 02/20/2001 | US6190138 Flow valve for correcting reverse rotation in scroll compressor |
| 02/20/2001 | US6190137 Reversible, variable displacement compressor |
| 02/20/2001 | US6189736 Condiment dispensing apparatus |
| 02/20/2001 | CA2160629C Pump and over-center snap link |
| 02/20/2001 | CA2134207C Automated peritoneal dialysis system with detector for recognition of empty supply reservoir and tubing occlusion |
| 02/15/2001 | WO2001011748A1 Malfunction detection of a machine driven by an electric motor |
| 02/15/2001 | WO2001011245A1 Hydraulic control arrangement for the demand-feed regulated (load-sensing-regulated) hydraulic fluid supply to preferably several hydraulic consumers |
| 02/15/2001 | WO2001011237A1 Piston assembly |
| 02/15/2001 | WO2000049283A3 Variable output pump for gasoline direct injection |
| 02/14/2001 | EP1076176A2 Injection system for an internal combustion engine |
| 02/14/2001 | EP1075974A2 Control device for variable displacement compressor |
| 02/14/2001 | EP0846227B1 Piston-type compressor, especially for generating compressed air in motor vehicles |
| 02/13/2001 | US6188947 Closed loop speed control of ABS pump motor utilizing variable duty cycle and frequency |
| 02/13/2001 | US6188551 Method of controlling compressor for refrigerator |
| 02/13/2001 | US6186745 Gas pressurized liquid pump with intermediate chamber |
| 02/13/2001 | US6186171 Pneumatically driven liquid supply apparatus |
| 02/13/2001 | CA2229030C Diaphragm pump and pump mounted in a carrying case useful in breast pumping |
| 02/13/2001 | CA2152451C Automatic pump control system with variable test cycle initiation frequency |
| 02/08/2001 | WO2001009695A1 Compressor drive |
| 02/08/2001 | DE19937224A1 Hydraulische Steueranordnung zur bedarfstromgeregelten (load-sensing-geregelten) Druckmittelversorgung von vorzugsweise mehreren hydraulischen Verbrauchern Hydraulic control system for demand-flow-controlled (load-sensing-regulated) pressure medium supply of preferably a plurality of hydraulic consumers |
| 02/08/2001 | DE10028416A1 Variable pump control for hydraulic fan drive has solenoid valve unit with spring that biases three way proportional valve to position to pass fluid from variable displacement pump |
| 02/07/2001 | EP1074800A2 Control valve and method for controlling an air-conditioning system |
| 02/07/2001 | CN2418273Y Domestic water-supplying apparatus |
| 02/07/2001 | CN1282862A Automobile air conditioner |
| 02/07/2001 | CN1282860A Air conditioner and control process of variable capacitance compressor |
| 02/06/2001 | US6183210 Torque control device for hydraulic pump in hydraulic construction equipment |
| 02/06/2001 | US6183207 Digital pump |
| 02/06/2001 | US6183205 Inverter-controlled sealed compressor |
| 02/06/2001 | US6182588 Hydraulic system having boost pump in series with a primary pump and a boost pump drive therefor |