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)
11/2007
11/08/2007US20070258827 Sump pump system
11/08/2007DE202007012542U1 Vorrichtung zur Förderung von Flüssigkeiten Device for conveying liquids
11/08/2007DE102007002494A1 Kopplungsanordnung Coupling arrangement
11/08/2007DE10003869C5 Verfahren zum Komprimieren von fluiden Fördermedien A method for compressing fluid fluids
11/08/2007CA2651029A1 Method of reducing the load of one or more engines in a large hydraulic excavator
11/07/2007EP1852610A1 Adjustable stroke device for double eccentric drive
11/07/2007EP1851848A1 Sensorless control of two-phase brushless dc motor
11/07/2007EP1851438A1 System and method for controlling a variable speed compressor during stopping
11/07/2007EP1851415A1 Compressor unloading valve
11/07/2007EP1763620A4 Compressor unloading valve
11/07/2007EP1504179B1 Simplified fuel control for use with a positive displacement pump
11/07/2007CN200971851Y Automatic unloading dual househead pumping unit
11/07/2007CN200971850Y Automatic track pressure regulating device for loading change of beam unit
11/07/2007CN200971849Y Unloader for air conditioner
11/07/2007CN200971847Y Air compressor with loading device for brake
11/07/2007CN200971520Y Auto-stop device when water pressure out-of control
11/07/2007CN200971096Y Multifunction tyre inflator
11/07/2007CN101067416A Compressor capacity control valve and control method and application thereof
11/07/2007CN101067415A Mechanical automatic control hydraulic driving pumping unit
11/06/2007US7290991 Dual oil supply pump
11/06/2007US7290989 Compressor protection and diagnostic system
11/06/2007CA2292660C Temperature compensation system for regulating flow through tubing in a pump
11/06/2007CA2268726C Piston and drive assembly for use in a pump
11/01/2007WO2007123165A1 Metering pump device
11/01/2007WO2007122643A1 Hydraulic motor having radial cylinders and continuous variable displacement
11/01/2007WO2007104435A3 Method and device for operating an electric peristaltic hose pump
11/01/2007WO2006127433A3 Adjustable float tree
11/01/2007US20070253838 Air compressor unloader system
11/01/2007US20070253836 Vacuum pump and vacuum system including the same
11/01/2007US20070253833 Pump Set with Safety Interlock
11/01/2007US20070253832 Method and apparatus for controlling fluid flow
10/2007
10/31/2007EP1456539B1 Dosing pump
10/31/2007DE4321013B4 Gasverdichter Gas compressor
10/31/2007DE19812784B4 Pumpe mit integrierter Leistungsregelung Pump with integrated power control
10/31/2007DE112005003016T5 Luftkompressorsteuerung bzw. -regelung Air compressor control or regulation
10/31/2007DE102006000831B4 Radialkolbenpumpe mit Fördermengenregelung Radial piston pump with capacity control
10/31/2007CN200968278Y No-shutdown change-over circuit for local and remote controlling
10/31/2007CN200968277Y Composite hydraulic energy-saving controller
10/31/2007CN200968276Y Valve block integrated module used for concrete delivery pump
10/31/2007CN200968269Y Automatic booster reciprocating pump
10/31/2007CN200968267Y Third level matching concrete delivery pump
10/31/2007CN101063208A Energy-saving method for stainless strip sulfuric acid refining continuous annealing production line hydraulic stations
10/31/2007CN100346081C Arrangement for controlling a hydraulically driven motor
10/30/2007US7287842 Pressurizing pump device, liquid ejection apparatus and method of controlling pressurizing pump
10/30/2007US7287423 Method and device for control of the capacity of a compressor
10/27/2007CA2558203A1 Pump with variable stroke piston
10/25/2007WO2007119641A1 Air conditioner
10/25/2007WO2007119380A1 Capacity control valve
10/25/2007WO2007118706A1 Centrifugal pump unit with switching device
10/25/2007WO2007067358A3 System and method for pressure compensation in a pump
10/25/2007WO2006076339A3 Drive technology for peristaltic and rotary pumps
10/25/2007US20070248473 Device for pressurizing canisters of liquid adhesives and coatings
10/25/2007US20070248468 Method and arrangement for soft start up of a pump system
10/25/2007US20070248467 Fluid flow control for fluid handling systems
10/25/2007US20070245480 Spa with waterfall
10/25/2007DE102007016655A1 Antriebssteuerungsvorrichtung für linearen Kompressor und Verfahren dafür Drive control device for linear compressor and method thereof
10/25/2007DE102006039698B3 Feed pump for feeding hydraulic medium to internal combustion engine of motor vehicle, has pump controller adjusting feed pump toward maximum delivery, if system pressure is smaller than minimum pressure
10/25/2007CA2647511A1 Control valve assembly for a compressor unloader
10/24/2007EP1847712A1 Peristaltic pump
10/24/2007EP1846640A1 Compressor slide valve lubrication
10/24/2007CN200964941Y Intelligent type air compressor
10/24/2007CN200964940Y Oil-supply oil-discharging double-magnetic signal sensor detection and control system
10/24/2007CN200964939Y Diaphragm meter pump rear oil-supply control device
10/24/2007CN200964935Y Air pump with flow regulation valve
10/24/2007CN200964930Y Concrete pump dedicated for coal mine
10/24/2007CN101061314A Swash drive
10/24/2007CN101059130A On-line remote state monitoring and fault analysis diagnosis system of reciprocating compressor
10/24/2007CN101059128A Muffling filtering and load-reducing valve for air compressor
10/24/2007CN100344923C An adaptive control for a refrigeration system using pulse width modulated duty cycle scroll compressor
10/23/2007US7285878 Linear motor controller
10/23/2007US7284956 Methods and apparatus for controlling a continuous flow rotary blood pump
10/23/2007US7284906 Exhaust apparatus and control method for same, and vacuum-use hydrostatic bearing
10/23/2007US7284453 Method and apparatus for maximizing liquid aspiration from small vessels
10/23/2007US7284371 Hydraulic control system for working machine
10/23/2007CA2327500C Control system for multi-pump operation
10/18/2007WO2007116730A1 Apparatus and method for controlling reciprocal compressor
10/18/2007WO2007072385A3 System and method for determining onset of failure modes in a positive displacement pump
10/18/2007WO2006086506A3 Activation device for sump pumps
10/18/2007US20070243081 Hydraulic pump, hydraulic pump unit, and hydraulic driving unit
10/18/2007US20070243080 Flow-Control Valve Device for a Pump
10/18/2007US20070243079 Variable capacity rotary compressor and method of varying capacity thereof
10/18/2007US20070243075 Carrying system and processing equipment
10/18/2007US20070243074 Hydraulic Control Unit
10/18/2007DE19632754B4 Energieversorgungseinrichtung einer Druckluft-Bremsanlage, insbesondere für Nutzfahrzeuge Power supply means of a compressed air braking system, in particular for commercial vehicles
10/18/2007DE102007016532A1 Anstriebssteuerungsvorrichtung für linearen Kompressor und Verfahren dafür Anstriebssteuerungsvorrichtung for linear compressor and method thereof
10/17/2007EP1845259A1 Magnetic drive pump
10/17/2007EP1844237A1 Method of operating a pumping system
10/17/2007CN200961575Y Vehicular multifunctional pump
10/17/2007CN200961471Y Automatic intermittent oil pumping device
10/17/2007CN200961296Y Sewage forced discharge apparatus for basement
10/17/2007CN101054970A Driving controlling apparatus for linear compressor and method thereof
10/17/2007CN101054969A Driving controlling apparatus for linear compressor and method thereof
10/17/2007CN100343509C High pressure pump system for supplying a cryogenic fluid from a storage tank
10/16/2007US7281914 Variable capacity rotary compressor
10/16/2007US7281909 Hybrid compressor system for refrigeration cycle system
10/16/2007US7281906 Oil pump for automatic transmission
10/16/2007US7281904 Transmission pump and filter
10/16/2007US7281903 Device for varying the pressure of the fluid delivered by a jet washer
10/16/2007US7281370 Fan revolution speed control method
10/11/2007WO2007113732A2 Inflation system
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