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)
12/2012
12/05/2012CN202579134U Novel air-compressor frequency-converting system
12/05/2012CN202579133U Connection structure for oil pump and control box
12/05/2012CN202579132U Improved oil pump controller
12/05/2012CN202579131U Water pump controller box
12/05/2012CN202579130U Intelligent water pump controller
12/05/2012CN202579129U Bidirectional hydraulic variable pump control handle zero-position locking mechanism
12/05/2012CN202579128U Execution mechanism for flow guide cascade with adjustable intake of oxygen compressor
12/05/2012CN202579127U Air compressor group control device
12/05/2012CN202579119U Novel self-induced piezoelectric membrane pump
12/05/2012CN202579090U Electric multifunctional inflator pump
12/05/2012CN202579086U Multifunctional air compressor
12/05/2012CN102812254A Deposit detection device for exhaust pump, and exhaust pump provided with the device
12/05/2012CN102812247A Method for regulating a pump of an scr system
12/05/2012CN102808759A Display control system of water pump and pump group
12/05/2012CN102808757A Pump unit and breathing assistance device
12/05/2012CN102808753A High-pressure inflator provided with safety device
12/05/2012CN101842590B Hydraulic system with an adjustable hydrostatic machine
12/04/2012US8323245 Infusion device and method
12/04/2012US8323000 Compressor-driver power limiting in consideration of antisurge control
12/04/2012US8322252 Step-change transmission having charge and variable displacement pumps
12/04/2012CA2479673C Water-powered sump pump
11/2012
11/29/2012WO2012161525A2 Intelligent air compressor system
11/29/2012WO2011134449A3 Hydraulic transport device and electrohydraulic control module
11/29/2012US20120303311 Method for calculating the probability of moisture build-up in a compressor
11/29/2012US20120301327 Method for varying the duration of a supply stroke of a pump element, and a pump device
11/29/2012US20120301325 Pump system having open-loop torque control
11/29/2012US20120301323 Apparatus for controlling compressor
11/29/2012US20120301322 Use of wattmeter to obtain diagnostics of hydraulic system during transient-state start-up operation
11/29/2012US20120301321 Fan control circuit
11/29/2012US20120301320 Pump system
11/29/2012DE112011100518T5 Steuersystem für eine Hybrid-Baumnaschine A control system for a hybrid Baumnaschine
11/29/2012DE102011102451A1 Hydrostatic drive system for driving e.g. diesel engine of industrial truck, has feed pump delivering pressure into delivery line, and limiting device controlled depending on return volumetric flow from supply pressure circuit to container
11/29/2012DE102011076292A1 Conveying pump for use in automobile area for conveying fluid, particularly fuel to engine of motor vehicle, has motor and storage unit, in which geometric data of conveying pump is stored
11/28/2012EP2527656A2 Method for calculating the probability of moisture build-up in a compressor
11/28/2012EP2526300A1 Universal mount for a variable speed pump drive user interface
11/28/2012EP2526299A1 Pump controller with external device control capability
11/28/2012EP2526298A1 Compressor system including a flow and temperature control device
11/28/2012EP2526297A2 Compressor system including a flow and temperature control device
11/28/2012CN202561203U Fine bubble pipeline system
11/28/2012CN202560531U Valve body separation non-middle-cover type multifunctional water pump control valve
11/28/2012CN202560530U Magnetic pump protection device
11/28/2012CN202560529U Intelligent monitor system of integrated pumping station
11/28/2012CN202560528U Control mechanism of vacuum pump in automatic optical detector, and automatic optical detector
11/28/2012CN202560527U Automatic water pump controller
11/28/2012CN102803730A Compressor system including a flow and temperature control device
11/28/2012CN102797669A Controller of oxygen pump
11/28/2012CN102797668A Apparatus for controlling compressor
11/28/2012CN101772441B Pump control apparatus and brake control system
11/28/2012CN101605990B Displacement control system for variable displacement compressor
11/27/2012US8317486 Variable capacity vane pump with dual control chambers
11/27/2012US8317485 Pump and pump control circuit apparatus and method
11/27/2012US8317484 Oil-injected compressor with a temperature switch
11/22/2012US20120294734 Medical Temperature Sensors and Related Systems and Methods
11/22/2012US20120294733 Compressor
11/22/2012US20120294732 Pump System and Method of Use
11/22/2012US20120294731 Pump System and Method of Use
11/22/2012DE102011114388B3 Electro-hydraulic control device for variable displacement pump used for conveying lubricating oil to internal combustion engine, has switching valve against which the pressures in two specific lines are made to act by spring action
11/21/2012EP2525094A1 Pump for transporting fluid material from material containers
11/21/2012EP2524140A1 Method for regulating a pump of an scr system
11/21/2012CN202545210U Shutdown safety protective device and anti-reversion mechanism mating with same for use
11/21/2012CN202545209U Linkage device between vacuum requiring equipment and vacuumizing equipment
11/21/2012CN202545208U Pump control system of purified water treatment system
11/21/2012CN202545207U Intelligent variable-frequency control fracturing pump set
11/21/2012CN202545206U Device for measuring cable trench waterlogging
11/21/2012CN202545205U High-low speed switching pumping system for sprayers
11/21/2012CN202542872U Independently monitoring operation system for air compressor in polysilicon production process
11/21/2012CN102792026A Compressor system including a flow and temperature control device
11/21/2012CN102788006A Embedded air compressor control system
11/21/2012CN102788005A Method for controlling the operation of the compressors in optimized VRV air conditioning system and device thereof
11/21/2012CN102788004A Anti-surge early warning control method of COREX gas compressor
11/21/2012CN101776067B Clearance-fixing device for changing capacity regulation of linear compressor
11/21/2012CN101400895B Pump system with calibration curve
11/20/2012US8313311 Adjustable unloader valve
11/20/2012US8313308 Medical infusion pump with closed loop stroke feedback system and method
11/20/2012US8313307 Electric compressor
11/20/2012US8313306 Method of operating a safety vacuum release system
11/20/2012US8313305 Fluid system with pump activation device
11/20/2012US8313304 On-demand on-off water pump assembly
11/15/2012WO2012155068A2 A positive displacement multi-cyclinder pump
11/15/2012WO2012154971A2 System and method to measure hydrocarbons produced from a well
11/15/2012WO2012153585A1 Hydraulic unit
11/15/2012WO2012152472A1 Arrangement for throttling a fluid flow and corresponding piston pump for transporting fluids
11/15/2012WO2012121680A3 Pump control device with multiple sensors microprocessor controllers
11/15/2012WO2012088197A3 Water pump and methods of use thereof
11/15/2012US20120288378 Safety Device for Preventing Delivery of Fuel to a Motor Vehicle With a Running Engine
11/15/2012US20120288377 Engine cooling fan speed control system
11/15/2012US20120288376 Improved control method and device for oxygen pump cells of sensors in internal combustion engines or exhaust gas after treatment systems of such engines
11/15/2012US20120285554 Apparatus Using Electronically-Controlled Valves
11/15/2012DE102012200423A1 Ansteuermodul für eine elektrische Vakuumpumpe Control module for an electric vacuum pump
11/14/2012EP2522857A2 Method for the intelligent control of a compressor device with heat recovery
11/14/2012EP2522855A1 Displacement detection device for variable displacement compressor, and variable capacity compressor equipped with same
11/14/2012CN202532834U Vacuum drum dryer
11/14/2012CN202531409U Loaded starting device for water injection pump of oil field
11/14/2012CN202531408U Automatic water pumping device
11/14/2012CN202531407U Electromagnetic water pump capable of controlling output flow
11/14/2012CN202531406U Combustion-gas adaptive control system for combustion-gas type natural gas compressor
11/14/2012CN202531402U Double-air-storage-tank air compressor
11/14/2012CN202531380U Variable-frequency power-assisted steering pump for new energy vehicle
11/14/2012CN202531114U Chemical reagent injection device
11/14/2012CN102782337A Method for operating a hydraulic working machine
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