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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08/27/1998 | DE19807326A1 Compressor control device for automobile air-conditioning device |
08/27/1998 | DE19753866A1 Adjuster unit for hydrostatic displacement unit |
08/25/1998 | US5797996 Method for controlling the amount of water filled in a dishwashing machine |
08/25/1998 | US5797733 Low power electromagnetic pump |
08/25/1998 | US5797730 Swash plate type compressor |
08/25/1998 | US5797729 Controlling multiple variable speed compressors |
08/25/1998 | US5797719 Precision high pressure control assembly |
08/20/1998 | WO1998036339A1 A self-regulating computerized proportional control device for a water pump |
08/20/1998 | DE19710379C1 Suction throttled hydraulic pump for vehicle |
08/18/1998 | US5795134 Pressurized air system |
08/18/1998 | US5794915 Safety relief valve assembly for a fluid displacement apparatus |
08/18/1998 | US5794732 Apparatus and method for starting a fuel cell vehicle |
08/18/1998 | US5794442 Adaptive fluid motor control |
08/18/1998 | US5794441 Adaptive fluid feedback control |
08/18/1998 | US5794440 Adaptive fluid control |
08/18/1998 | US5794439 In a regenerative adaptive fluid motor control system |
08/18/1998 | US5794438 Adaptive fluid motor feedback control |
08/18/1998 | US5794437 Regenerative adaptive fluid motor control |
08/13/1998 | DE19804084A1 Swash plate compressor with variable capacity |
08/12/1998 | EP0857874A1 Compressor |
08/12/1998 | EP0857872A2 Variable-displacement swash-plate compressor |
08/12/1998 | EP0678166B1 Control device for a variable intake volume pump |
08/12/1998 | EP0639099B1 Apparatus and method for supercritical fluid extraction |
08/12/1998 | EP0639098B1 Apparatus for supercritical fluid extraction |
08/12/1998 | CN2287677Y Reducing load silencing combined pressure regulator for air compressor |
08/12/1998 | CN1190157A Variable displacement compressor, swash plate, and method for hardening swash plate |
08/12/1998 | CN1039510C Flow-controlled sampling pump apparatus |
08/11/1998 | US5792967 Pumping unit with speed transducer |
08/11/1998 | US5792109 Irrigation pump and system |
08/11/1998 | US5791880 For infusing liquid into a patient |
08/11/1998 | US5791372 Relief valve |
08/05/1998 | EP0856661A2 Fuel pump |
08/05/1998 | EP0856638A1 Adjustable radial piston machine |
08/05/1998 | EP0856107A1 Output regulation with load sensing |
08/05/1998 | EP0855923A1 Flow estimation and compensation of flow-induced pressure swings in cpap treatment and assisted respiration |
08/05/1998 | CN1189581A Control vavle in variable displacement compressor |
08/04/1998 | US5788669 Pump tracking system |
08/04/1998 | US5787787 Engine/pump control device for loaders |
07/30/1998 | WO1998032972A1 Turbo molecular pump |
07/30/1998 | WO1998032971A1 Method and apparatus for controlling a fluid medium compressor system |
07/29/1998 | EP0855507A2 Volumetric pump with bi-directional sphincter seal apparatus and method |
07/28/1998 | US5785505 Integral fluid pump and internal combustion engine |
07/28/1998 | US5785502 Control apparatus for variable displacement compressor |
07/28/1998 | US5785081 Compressor inlet valve |
07/23/1998 | WO1998031935A1 Linear peristaltic pump |
07/23/1998 | WO1998031926A1 Controller of engine and variable capacity pump |
07/23/1998 | DE19701671A1 Drive unit for hydraulic pump supplying variable loads, especially pressure injection moulding machines |
07/22/1998 | EP0854291A2 Modular bypass system for a supercharger |
07/22/1998 | EP0854288A2 Control valve in variable displacement compressor and method of manufacture |
07/22/1998 | EP0854236A1 Metering pump drive for a road marking vehicle |
07/22/1998 | EP0853728A1 Method and device for producing an intake valve of plate-like construction |
07/22/1998 | CN1188219A Refrigeration system employing compressor for single or multi-stage operation with capacity control |
07/21/1998 | US5783451 Pipetting unit and method for liquids |
07/21/1998 | US5782610 Method of stopping scroll compressor that is driven by 3-phase DC motor |
07/16/1998 | WO1998030819A2 Flow control valve for a pressure washer |
07/16/1998 | WO1998030807A1 On-the-fly, real-time controlled variable stroke crankshaft |
07/16/1998 | DE19701035A1 Pump set of regulating mechanism for stepped application of solns. in medical field |
07/16/1998 | DE19652381C1 Operating system with gas or liquid pump for minimal-invasive surgery |
07/15/1998 | EP0853200A2 Clutch-driven gas compressor |
07/14/1998 | US5779450 Refrigerating apparatus having a fluid compressor |
07/14/1998 | US5778924 Hydraulic control valve block |
07/09/1998 | WO1998029663A1 Flow control valve |
07/08/1998 | EP0852295A1 Compressor with valve for by-pass and anti-reverse rotation control |
07/08/1998 | CN2285834Y High-pressure oil extraction device for pipe pumping unit |
07/08/1998 | CN1186915A Hydraulic pump control system |
07/08/1998 | CN1186913A Compressor for use in refrigeration system |
07/07/1998 | US5776098 Diaphragm pump and pump mounted in a carrying case useful in breast pumping |
07/07/1998 | US5775881 Oil supply system |
07/02/1998 | WO1998028539A1 Dosing pump and method for enhancing dosing precision |
07/02/1998 | DE19758012A1 Hydraulic control system for pump with variable displacement |
07/01/1998 | EP0851122A2 Hydraulic pump control system |
07/01/1998 | CN2285377Y Check valve for pumping well |
07/01/1998 | CN2285376Y Regenerative starter for air conditioner compressor |
06/30/1998 | US5772414 Pump head pressure equalizer with biasing member limited movement diaphragm |
06/30/1998 | US5772403 Programmable pump monitoring and shutdown system |
06/26/1998 | CA2225883A1 Cavitation control for variable displacement hydraulic pumps |
06/25/1998 | WO1998027337A1 Pressure control system for a variable displacement hydraulic pump |
06/25/1998 | DE19653339A1 Pump unit for supplying fuel |
06/25/1998 | DE19652831A1 Pressurised fluid feed system for high pressure common rail systems |
06/24/1998 | EP0849410A2 De-aerating device for liquid carrying siphon pipes |
06/24/1998 | CN1185532A Variable conpacitance compressor |
06/24/1998 | CN1185531A Variable conpacitance compressor |
06/24/1998 | CA2225700A1 Neutral flow by-pass valve for hydrostatic transmission |
06/23/1998 | US5769615 Single-piston fluid displacement pump |
06/23/1998 | US5769612 Modular bypass system for a supercharger |
06/23/1998 | US5768901 Refrigerating system employing a compressor for single or multi-stage operation with capacity control |
06/18/1998 | WO1998026183A1 Improved gas actuated slide valve in a screw compressor |
06/17/1998 | EP0848164A2 Control valve in variable displacement compressor |
06/16/1998 | US5765995 Automated engine-powered pump control system |
06/16/1998 | US5765994 Low oil detector with automatic reset |
06/16/1998 | US5765538 Pump device for a fuel vapor retention system of an internal combustion engine |
06/16/1998 | CA2131181C Compressor slide valve control |
06/11/1998 | WO1998025030A1 Hermetic compressor intended for circulating gas |
06/10/1998 | EP0846865A1 Suction valve device for refrigerant compressors |
06/10/1998 | EP0846229A1 Fuel supply pump for a fuel injection pump for internal combustion engines |
06/10/1998 | EP0846227A1 Piston-type compressor, especially for generating compressed air in motor vehicles |
06/10/1998 | EP0846224A1 Fuel supply pump for a fuel injection pump for internal combustion engines |
06/10/1998 | EP0846007A1 Diaphragm pump and pump mounted in a carrying case useful in breast pumping |
06/10/1998 | DE19650274A1 Pump assembly for motor driven radial or series piston pump |
06/10/1998 | DE19650270A1 Hydrostatic axial piston engine driven by electric motor |