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Matches 451 - 500 out of 5,462

Document Document Title
WO/2012/078888A2
A fluid end 15 for a multiple reciprocating pump assembly 12 comprises at least three plunger bores 61 or 91, each for receiving a reciprocating plunger 35. Each plunger bore has a plunger bore axis 65 or 95. The plunger bores are arrang...  
WO/2012/075441A1
A regenerative hydraulic pump that allows for efficient operation of a hydraulic system under high pressure/low flow conditions that comprises a crankshaft providing a rotating inertial mass, and a regenerative hydraulic pump cylinder th...  
WO/2012/071440A3
An exemplary pump-head includes a pump housing having discrete first and second housing portions attached together to form pump-cavity and a magnet-cavity. The pump-cavity contains at least one movable pumping element, and the magnet-cav...  
WO/2012/071440A2
An exemplary pump-head includes a pump housing having discrete first and second housing portions attached together to form pump-cavity and a magnet-cavity. The pump-cavity contains at least one movable pumping element, and the magnet-cav...  
WO/2012/065775A1
The invention relates to an arrangement (10) for mounting a drive shaft (14) which has a centre axis (12) at three bearing points (16.1, 18.1, 20.1) with in each case one bearing (16.3, 18.3, 20.3) which has a bearing centre axis (16.2, ...  
WO/2012/065240A1
A hybrid power source includes an electric power source, a first hydraulic pump powered by the electric power source, a hydrocarbon burning power source, and a second hydraulic pump powered by the hydrocarbon burning power source. A hydr...  
WO/2012/062628A1
The invention relates to a beverage preparation device (1), comprising an oscillating piston pump (10) having a pump housing (9), a pump chamber (11), an oscillating piston (18) in the pump chamber (11), and a magnetic coil (16) coaxiall...  
WO/2012/055636A1
A working wall element (7) of a fluid conveying device (1, 30) is proposed, which working wall element (7) is set up to produce a volume change in a working chamber (8) of the fluid conveying device, wherein the working wall element (7) ...  
WO/2012/051974A3
The invention relates to apparatuses for increasing the output of hydraulically operated tools, comprising a hydraulic device having at least one pump. Said apparatuses are characterized in particular by a simple implementation. For this...  
WO/2012/050905A1
A sleeve is retained to a shaft without the use of a keyway through at least one end connection that has a preferably flat face with one or more projections from the flat face. Rounded projections are preferred. The projections go into s...  
WO/2012/044445A1
A solenoid pump for moving a fluid is disclosed. The pump includes a solenoid coil that generates an electromagnetic field for moving a plunger relative to a stationary core. Magnetic components of the solenoid pump direct the electromag...  
WO/2012/039545A1
Disclosed is an electric motor-driven compressor having a structure capable of improving the performance of an electric motor of the electric motor-driven compressor for the vehicle. The electric motor-driven compressor has an angle whic...  
WO/2012/039540A1
Disclosed is a motor-driven compressor for a vehicle adapted to fix a connector of an electric motor for a vehicle compressor. The compressor for a vehicle includes a rotor configured be rotated by an electromagnetic force generated when...  
WO/2012/034165A1
An ultra high pressure pump comprising a servo motor coupled to a piston having a head arranged within a cylinder to define a pumping chamber, whereby the servo motor rotation causes reciprocal displacement of the piston to pressurise fl...  
WO/2012/034010A3
Reciprocating fluid pumps include a plunger configured to expand and compress in a reciprocating action to pump fluid, and one or more magnets carried by the plunger. The one or more magnets may be used to impart a force on the plunger w...  
WO/2012/034010A4
Reciprocating fluid pumps include a plunger configured to expand and compress in a reciprocating action to pump fluid, and one or more magnets carried by the plunger. The one or more magnets may be used to impart a force on the plunger w...  
WO/2012/034010A2
Reciprocating fluid pumps include a plunger configured to expand and compress in a reciprocating action to pump fluid, and one or more magnets carried by the plunger. The one or more magnets may be used to impart a force on the plunger w...  
WO/2012/030517A1
A portable pressure washer that includes a base and a tank assembly formed as a one-piece structure and for engagement with the base. The tank assembly has a pair of water tanks that are disposed separately from each other and a solution...  
WO/2012/028369A1
In a pump (10) for a high-pressure system having a pump element which delivers a fluid and an actuator (14) which drives the pump element, in which pump (10) a continuously variable gear mechanism (12) is provided, by means of which the ...  
WO/2012/025086A3
The invention relates to a method for starting at least one asynchronous electric motor of a large hydraulic excavator having a service weight > 100 t and having an electrohydraulic drive, in that the particular electric motor is transfe...  
WO/2012/025086A2
The invention relates to a method for starting at least one asynchronous electric motor of a large hydraulic excavator having a service weight > 100 t and having an electrohydraulic drive, in that the particular electric motor is transfe...  
WO/2012/016267A3
The invention relates to an apparatus (1) for conveying liquids, in particular well water, comprising a motor, a crank (2) which is driven in rotation indirectly or directly by the motor, a pump pipe (3) in which the liquid can be convey...  
WO/2012/018148A1
A linear compressor of the present invention can prevent leakage of magnetic power by changing the structure of a linear motor, be made smaller/lighter by reducing the size of springs supporting a piston in a reciprocal linear movement d...  
WO/2012/012423A2
A variable capacity screw compressor comprises a suction port, at least two screw rotors and a discharge port being configured in relation to a selected rotational speed that operates at least one screw rotor at an optimum peripheral vel...  
WO/2012/007114A3
The invention relates to a hydraulic assembly comprising a variable electric motor and a hydrostatic variable displacement pump which can be coupled thereto and the pivoting angle of which can be adjusted by means of a hydromechanical ad...  
WO/2012/008881A1
The device is intended for pumping fluid media and can be used in industry, transport and the home for pumping liquids as well as other incompressible and compressible fluid media. The piezoelectric pump (1) comprises a housing (2) conta...  
WO/2012/004788A1
Hydraulic power system comprising hydraulic pump coupled to brushless motor. Brushless motor may comprise stators having plurality of windings and at least one outrunning rotor having plurality of magnetic poles and optionally coupled to...  
WO/2012/005498A3
The present invention relates to an apparatus for controlling a compressor, to a method for controlling a compressor and to a refrigerator comprising same. According to certain embodiments of the present invention, a compressor operates ...  
WO/2012/005498A2
The present invention relates to an apparatus for controlling a compressor, to a method for controlling a compressor and to a refrigerator comprising same. According to certain embodiments of the present invention, a compressor operates ...  
WO/2012/005531A3
The present invention relates to a reciprocating compressor. The present invention can reduce the size of the compressor by closely attaching and securing a reciprocating motor and a cylinder of a compression part to a sealed receptacle ...  
WO/2012/005531A2
The present invention relates to a reciprocating compressor. The present invention can reduce the size of the compressor by closely attaching and securing a reciprocating motor and a cylinder of a compression part to a sealed receptacle ...  
WO/2012/005530A2
The present invention relates to a reciprocating compressor in which a cylinder of a compression unit is tightly fixed to a hermetic shell, and a stator of a reciprocating motor is fixed to the hermetic shell by a support spring consisti...  
WO/2012/005530A3
The present invention relates to a reciprocating compressor in which a cylinder of a compression unit is tightly fixed to a hermetic shell, and a stator of a reciprocating motor is fixed to the hermetic shell by a support spring consisti...  
WO/2011/161654A3
A system for dampening vibration in a pump includes a PTO-driven pump having a prime-mover side and a pump-side. The system includes a bulkhead interposed between the prime-mover side and the pump-side, the bulkhead having an opening the...  
WO/2011/161654A2
A system for dampening vibration in a pump includes a PTO-driven pump having a prime-mover side and a pump-side. The system includes a bulkhead interposed between the prime-mover side and the pump-side, the bulkhead having an opening the...  
WO/2011/157409A2
The invention relates to an electric compressor (1) comprising a compression mechanism (3) rotated by a shaft (4) that extends through a main casing (5) defining an internal volume (6) in which an electric motor (2) is installed. The ele...  
WO/2011/159463A2
A system for powering a compressor. The system may include a power generation unit adapted to generate AC power. An electric motor may be coupled to the power generation unit and adapted to turn at a rate proportionate to a frequency of ...  
WO/2011/159463A3
A system for powering a compressor. The system may include a power generation unit adapted to generate AC power. An electric motor may be coupled to the power generation unit and adapted to turn at a rate proportionate to a frequency of ...  
WO/2011/157409A3
The invention relates to an electric compressor (1) comprising a compression mechanism (3) rotated by a shaft (4) that extends through a main casing (5) defining an internal volume (6) in which an electric motor (2) is installed. The ele...  
WO/2011/156556A4
A piezoelectric foaming pump is provided herein. The piezoelectric foaming pump includes a housing having a first opening for receiving a liquid from a liquid container and a piezoelectric element secured to the housing. The piezoelectri...  
WO/2011/156556A3
A piezoelectric foaming pump is provided herein. The piezoelectric foaming pump includes a housing having a first opening for receiving a liquid from a liquid container and a piezoelectric element secured to the housing. The piezoelectri...  
WO/2011/156556A2
A piezoelectric foaming pump is provided herein. The piezoelectric foaming pump includes a housing having a first opening for receiving a liquid from a liquid container and a piezoelectric element secured to the housing. The piezoelectri...  
WO/2011/151863A1
Disclosed is a fuel cell system wherein a compressor (130) for gas supply and a motor (210) are disposed so as to face each other with a transmission mechanism (230) interposed therebetween with a motor driving shaft (212) and a rotating...  
WO/2011/153367A1
An exemplary magnetically-driven fluid pump includes a magnet housing ("cup") that enables one or more sensors to be in indirect ("non- wetted") contact with the pumped fluid while avoiding the static seals normally required with sensors...  
WO/2011/148188A1
A pump comprising a working fluid inlet, a working fluid outlet coupled to the working fluid inlet by a conduit and located above the working fluid inlet, and a buoyant fluid inlet arranged on the conduit, and characterised by further co...  
WO/2011/144628A1
Dosing device (100) for dispensing a specified vol" ume of liquid, comprising an electromagnet (1 1 1 ) and being adapted to hold a pump (1 12) with a magnetisable pumping member (1 10) displaceable under the action of the electromagnet ...  
WO/2011/143746A1
A mud pump is provided that includes a pump shaft having substantially circular eccentric lobes. Each lobe is rotatably mounted in a connecting rod that, in turn, moves a slide in a horizontal and linearly manner. A piston rod is operati...  
WO/2011/146126A3
A pump assembly comprises a cam and a piston. The cam rotates in a plane about an eccentric axis, and has a circumferential side wall. The piston engages the circumferential side wall of the cam, and runs along a piston axis which lies i...  
WO/2011/134449A3
The invention relates to a hydraulic transport device for transporting a hydraulic medium, comprising at least one pump driven by an electric motor, and a control appliance. The invention is characterised in that a passive detection elem...  
WO/2011/131373A1
The invention relates to a heat engine which features external continuous heat supply and an isochoric-isobaric, preferably closed, cyclic process, and does away with the need for actual compressor or expander stages. In addition to the ...  

Matches 451 - 500 out of 5,462