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)
09/2012
09/13/2012US20120230843 Cooling system for an electric drive machine and method
09/13/2012US20120230842 Linear compressor
09/13/2012US20120230841 Linear Rod Pump Apparatus and Method
09/13/2012US20120230840 Gas compression
09/13/2012US20120230839 Hvac blower motor with speed sensor
09/13/2012DE102011013437A1 Fluid compressor for heat pump, has control unit that is provided to turn off electric motor, when actual drive current of motor exceeds predetermined desired drive current
09/13/2012DE102011005182A1 Contacting module for electrically contacting e.g. electrically operated oil pump to automatic transmission of motor car, has shroud-free regions formed as portion of screwing geometry that comprises multiple openings enclosed by collar
09/12/2012EP2497955A1 Heat pump device, two-stage compressor, and method of operating heat pump device
09/12/2012CN202434417U Differential pressure switch of oil filter
09/12/2012CN202432506U Steam condensed water recycling energy-saving pump
09/12/2012CN202431501U Water pump controller
09/12/2012CN202431500U Intelligent safety protection device for gas storage tank of air compression station or air compressor
09/12/2012CN202431499U Control device of air compressor
09/12/2012CN202431498U Centralized control system structure for air compressor
09/12/2012CN202431497U Automatic switch device of underground water pump
09/12/2012CN202431496U Electric control device of brake air compressor for motor train unit
09/12/2012CN202431495U Single-direction variable-frequency electronic pressure controller
09/12/2012CN202431494U Electromagnetic pump
09/12/2012CN202431493U Temperature difference control device for same-stage air cylinders of compressor
09/12/2012CN202431476U Timing drainage device
09/12/2012CN102667155A Air conditioning compressor for a vehicle and vehicle
09/12/2012CN102661272A Frequency modulation air conditioner compressor driver for electric automobile
09/12/2012CN102661271A Rodless pump for single-core oil-submersible cable linear motor
09/12/2012CN102661267A Control method and system of compressor electric heating band in air conditioner
09/11/2012US8262373 Compressor having wire retainer
09/11/2012US8262366 Piston systems having a flow path between piston chambers, pumps including a flow path between piston chambers, and methods of driving pumps
09/06/2012US20120224987 Precision fluid transport and metering system with modular and disposable elements
09/06/2012US20120224978 Apparatus and methods for adjustment of the pressure in a vehicle tire
09/06/2012US20120224977 Method and Apparatus for Fluid Pumping
09/06/2012US20120224976 Air volume control device and air volume control method
09/06/2012US20120222852 Formation fluid sampling control
09/06/2012DE102011012810A1 Method for configuring vacuum-pumping system by common controller with multiple digital or analog connections, involves extending one of connections from control program integrated in control device to connect specific device
09/06/2012DE102009009231B4 Einrichtung und Verfahren zur Förderung einer Flüssigkeit zu medizinischen Zwecken Apparatus and method for promoting a liquid for medical purposes
09/05/2012EP2495431A1 Hydraulic pump, in particular a fuel pump
09/05/2012EP2494207A2 Milk pump device and method for displacing an amount of milk
09/05/2012CN202417922U Ultrahigh pressure oil pump
09/05/2012CN202417911U Voltage stabilizer of liquid storage tank of shielding pump in pyridine alkali production line
09/05/2012CN202417909U Safety protector of urea plant ammonia pump
09/05/2012CN202417908U Stand press safety protection system of slurry pump
09/05/2012CN202417907U Locking device for mud pump during overhaul
09/05/2012CN202417906U Device for chilling gas compressor oil pump
09/05/2012CN202417905U Control system of direct drive screw pump
09/05/2012CN202417904U Automobile air conditioner controller
09/05/2012CN202417903U Alarm device for mine submersible pump
09/05/2012CN202417902U Diesel engine fire pump set with sensor
09/05/2012CN202417901U Piston priming pump
09/05/2012CN202417900U Steam electrical appliance water supply structure matched with power of multi-gear heating unit
09/05/2012CN202417899U Synchronizer automatic control device based on DCS (Distributed Control System)
09/05/2012CN202417898U Automatic stopping device for liquid suction of tank body
09/05/2012CN202417856U Constant power-control high-voltage variable plunger pump
09/05/2012CN1926337B Variable capacity oil pump
09/05/2012CN102656365A Pump for a high pressure cleaning device
09/05/2012CN102654124A Method for controlling switching of water pump through water flow switch
09/05/2012CN102116086B Pumping hopper device
09/05/2012CN101914935B Regulation group for driving supply of electric pump of local distribution network used for distributing liquid
09/05/2012CN101666530B Method for controlling supply frequency of variable frequency compressor
09/05/2012CN101195370B Washing fluid pump integrated with level sensor for vehicle
09/05/2012CN101054970B Driving controlling apparatus for linear compressor and method thereof
09/04/2012US8257057 Variable displacement vane pump
09/04/2012US8257056 Service pack variable displacement pump
09/04/2012US8257053 Compressed air manufacturing facility
09/04/2012US8257052 Device for driving an electromagnet for operating a pump, and related electromagnetic dosing pump
09/04/2012US8256403 Engine and supercharger
09/04/2012US8256215 Fuel efficient hydraulic power steering
09/04/2012CA2718306C Variable volume, shape memory actuated insulin dispensing pump
08/2012
08/30/2012WO2012113578A1 System for metering fluid
08/30/2012WO2012060560A3 Automatic drain system to be employed in compressed air tank for pneumatic device
08/30/2012US20120219432 Pneumatic compression therapy system and methods of using same
08/30/2012US20120219431 Centrifugal Compressor Part Load Control Algorithm for Improved Performance
08/30/2012US20120219429 Fuel system
08/30/2012US20120219428 Pool timer
08/30/2012US20120216886 Primary piston correction during transfer
08/30/2012DE102011012321A1 System zur Zumessung von Fluid System for metering of fluid
08/29/2012EP2492508A2 Method for determining the flow of a liquid conveyor
08/29/2012EP2490924A1 Cold start valve
08/29/2012CN202402267U Intelligent control suction system for dental treatment equipment
08/29/2012CN202402266U Open and closed pump test control system
08/29/2012CN202402238U Single-cylinder metering plunger pump
08/29/2012CN202402237U Double-cylinder metering plunger pump
08/29/2012CN202402236U Driving lever type reversing mechanism for hydraulic grouting pump
08/29/2012CN102650280A One-step control method for automatic starting and closing of water conveying pump group
08/29/2012CN102650279A Control method for variable frequency and constant pressure air supply of air compressor
08/29/2012CN101988487B Automatic pumping system of vacuum testing instrument and control method thereof
08/29/2012CN101245776B Magnetic driven metering pump
08/28/2012US8251851 Remote oil pumping system for an automatic transmission
08/28/2012US8251671 Apparatus for controlling an air distribution system
08/25/2012WO2011100825A1 Multiple switch float switch apparatus
08/25/2012CA2827117A1 Multiple switch float switch apparatus
08/23/2012WO2012110261A1 High-pressure pump for a fuel injection device
08/23/2012US20120215402 Vehicle hvac water splash prevention method and apparatus
08/23/2012US20120213645 Energy Saving System and Method for Devices with Rotating or Reciprocating Masses
08/23/2012US20120213644 Electronically controlled liquid dispensing system with modular tubing and power design
08/23/2012US20120213643 Vehicle auxiliary pump control
08/23/2012US20120211102 Fluid passage closure system in compressor
08/23/2012DE102011012211A1 Leistungsoptimiertes Betreiben einer elektromotorisch angetriebenen Pumpe durch Mitkopplung High-performance, operating a motor driven pump through positive feedback
08/22/2012EP2489878A1 Operating device and method for hydraulic pumps in hydraulic systems
08/22/2012CN202391702U Travel adjusting device for metering pump
08/22/2012CN202391701U Remote monitoring system for controlling water pump by aid of GSM (global system for mobile communications) module
08/22/2012CN202391700U Air control system of locomotive crane safety pump
08/22/2012CN202391699U Novel oiling machine control system device
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