Patents
Sitemap › F04 - Positive-displacement machines for liquids; Pumps for liquids or elastic fluids › F04B - Positive-displacement machines for liquids; Pumps › F04B 49 - Control of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for in, or of interest apart from, groups
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)
08/2005
08/25/2005US20050183434 Air-conditioning system
08/25/2005US20050183416 Work vehicle with hydrostatic steering system
08/25/2005US20050183415 Stopping apparatus and method for oil pump
08/25/2005DE10358727B3 Summenleistungsregelvorrichtung Total power controller
08/25/2005DE102005001715A1 Steuersystem für Hybridfahrzeuge Control system for hybrid vehicles
08/25/2005DE102004014434B3 Volume flow limiter, especially for a motor vehicle fuel pump, has a pressure return line connected to the narrow part of a venturi mounted in the outlet from the flow limiter and connected to the counter-pressure chamber
08/25/2005DE102004007154A1 Pumpenregelung Pump control
08/25/2005CA2825598A1 Rotary hydraulic machine and controls
08/25/2005CA2554798A1 Rotary hydraulic machine and controls
08/24/2005CN2720158Y Constant power and constant pressure variable pump
08/24/2005CN2720157Y Starting and protecting electric device for refrigerating compressor
08/24/2005CN2720152Y Fully-automatic microcomputer controlled regulatable return-flow air valve
08/24/2005CN1659381A Compressor protective method and structure
08/24/2005CN1659380A Pump unit
08/24/2005CN1658108A Fluid circulation pump for heating and conditioning systems and the like
08/24/2005CN1657778A Apparatus and method for controlling operation of reciprocating compressor
08/24/2005CN1657777A Apparatus and method for controlling operation of compressor
08/24/2005CN1216242C Pressure relief valve assembly
08/23/2005US6933693 Method and apparatus of detecting disturbances in a centrifugal pump
08/23/2005US6932583 Multiple stage pump with multiple external control valves
08/18/2005WO2005075827A1 A pumping system
08/18/2005US20050180868 System and method for power pump performance monitoring and analysis
08/18/2005US20050180857 Fluid circulation pump for heating and conditioning systems and the like
08/18/2005US20050180856 Drive technology for peristaltic and rotary pumps
08/18/2005US20050180855 Pump unit
08/18/2005US20050178366 Fuel system with a field modification module for controlling fuel flow
08/18/2005DE102005003641A1 Kompressor-Steuereinheit Compressor control unit
08/17/2005EP1564409A2 Pump control
08/17/2005EP1564408A1 Fluid circulation pump for heating and conditioning systems and the like
08/17/2005EP1563187A1 Compressor
08/17/2005CN2718262Y Small size positive and negative pressure integrated air compressor
08/17/2005CN2718258Y Inflator
08/16/2005US6930462 Apparatus and method for controlling operation of compressor
08/16/2005US6929454 Thick matter pump
08/16/2005CA2289343C Apparatus and method of protecting a water pump driven by a combustion engine from high speed damage
08/11/2005US20050175484 Variable capacity fluid pump for an engine
08/11/2005US20050175468 Work-space pressure regulator
08/11/2005US20050173157 Flow control valve
08/11/2005US20050172621 Control valve supply for rotary hydraulic machine
08/11/2005DE4229297B4 Verdrängerpumpe Displacement pump
08/11/2005DE10392657T5 Klimaanlage, die einen verstellbaren Kompressor verwendet Air conditioning that uses a variable displacement compressor
08/11/2005DE102004002174A1 Method of regulating an impeller such as for a cooling or heating circuit of vehicle interior, whereby the impeller is regulated in discrete stages
08/11/2005DE10119237B4 Druckmittler Diaphragm seal
08/10/2005EP1561949A1 Syringe pump
08/10/2005EP1561948A2 Control valve for variable displacement compressor
08/10/2005EP1368568B1 Axial piston compressor with an axel swashplate actuator
08/10/2005CN2716540Y Injection-production integrative oil well pump
08/10/2005CN1653303A Air conditioner
08/10/2005CN1653267A 压缩机 Compressor
08/10/2005CN1651763A Electromagnetic pump
08/10/2005CN1214187C Swirl compressor
08/10/2005CN1213789C Method for regulating compressor installation with a dryer and compressor installation used therewith
08/09/2005US6928389 Compressor performance calculator
08/09/2005US6927550 Device and method used to automatically compensate for synchronous disturbance
08/09/2005US6927500 Automotive accessories control system
08/09/2005US6925892 Method and means for monitoring torque in a hydraulic power unit
08/09/2005US6925824 Apparatus for driving a compressor and a refrigerating air conditioner
08/09/2005US6925799 Speed control apparatus for hydraulic actuator
08/04/2005WO2005071265A1 A linear motor, a linear compressor, a method of controlling a linear compressor, a cooling system, and a linear compressor controlling a system
08/04/2005US20050169768 Control valve for variable displacement compressor
08/04/2005US20050169765 Control system for hybrid vehicles
08/04/2005US20050168179 Linear motor controller
08/04/2005US20050166586 Engine control based on flow rate and pressure for hydraulic hybrid vehicle
08/04/2005DE4206576B4 Verfahren und Anordnung zur Bestimmung der Fördermenge oder des Förderstroms von mittels einer Kolbendickstoffpumpe transportiertem Fördergut Method and apparatus for determining the delivery or the flow rate of conveyed by means of a piston slurry pump conveyed
08/04/2005DE102004057516A1 Linear compressor for e.g. refrigerant gas, has power supply unit to supply voltage to linear motor and to short-circuit part of coil disconnected from supply unit during initial operation stage of motor
08/04/2005DE102004053315A1 Verstellkompressor und Steuerventil für dessen Steuerung Displacement compressor and control valve for the control
08/04/2005DE102004007323A1 Pressure regulator for automotive oil pump has first piston operating in conjunction with a second variable-pressure piston
08/03/2005EP1559911A2 Linear compressor and control method thereof
08/03/2005EP1200743B1 Hydraulic control system for load-sensing controlled supply of hydraulic fluid for preferably several hydraulic consumers
08/03/2005EP1068451A4 Diaphragm pump and pump for double-breast pumping
08/03/2005CN1648458A 压缩机机组 Compressor unit
08/03/2005CN1648454A Control valve for variable displacement compressor
08/03/2005CN1213231C Control valve in variable displacement compressor and mfg. method thereof
08/03/2005CN1212899C High-pressure cleaning device
08/02/2005US6923916 Liquid chromatograph pump and control method therefor
08/02/2005US6923627 Air compressor with extensible handle bar assembly
07/2005
07/28/2005WO2005068836A1 Dosing system for dosing of a liquid additive into a pressurized water supply line
07/28/2005WO2005067618A2 Scroll compressor with enlarged vapor injection port area
07/28/2005US20050165565 Compressor performance approximation using Bin Analysis data
07/28/2005US20050163631 Pump
07/28/2005US20050163624 Variable displacement compressor
07/28/2005US20050163623 Air supply apparatus for stable air supply
07/28/2005US20050163622 Vacuum pump control device and vacuum device
07/28/2005US20050162787 Arrangement for overload protection and method for reducing the current consumption in the event of mains voltage fluctuations
07/28/2005US20050160727 Method and device for controlling pump torque for hydraulic construction machine
07/28/2005DE102004062221A1 Steuerungseinheit für einen verstellbaren Kompressor Control unit for a variable displacement compressor
07/27/2005EP1557543A2 A variable capacity fluid pump for an engine
07/27/2005EP1555954A1 Mouth rinse and spray nozzle for creating a liquid jet and teeth-cleaning system
07/27/2005EP1094220B1 Air conditioner
07/27/2005CN2713171Y Pressure regulating apparatus for plunger pump
07/27/2005CN2713170Y Electromagnetic anti-theft brake special for pumping unit
07/27/2005CN2712943Y Frequency modulation liquid pump
07/27/2005CN1646812A Pressure equalization system and method
07/27/2005CN1646811A Direct connection manifold for reciprocating piston pump
07/27/2005CN1646808A Variable displacement compressor
07/27/2005CN1644924A Vacuum exhaust system and monitoring and controlling method thereof
07/27/2005CN1644921A Plunger-type pump of high pressure cleaner
07/27/2005CN1644423A Control system for hybrid vehicles
07/27/2005CN1212481C Single piece type proportion controller
07/26/2005US6920763 Integration of automated cryopump safety purge
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