Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 1 - 50 out of 1,648

Document Document Title
WO/2018/001626A1
The invention relates to an electromagnetically actuatable inlet valve (24) for a high-pressure pump, in particular of a fuel-injection system. The inlet valve (24) has a valve member (34) which can be moved between an open position and ...  
WO/2017/160885A1
Embodiments of the invention provide a piston assembly for a control valve in a water softener system. The control valve includes a drive mechanism,, one or more fluid passageways, and a seal assembly. The piston assembly includes a main...  
WO/2017/148600A1
The invention proposes an electromagnetically actuatable inlet valve (24) for a high-pressure pump, in particular of a fuel-injection system. The inlet valve (24) has a valve member (34) which can be moved between an open position and a ...  
WO/2017/144232A1
System (1) for supplying hydraulic pressure to a bolt elongation tool (2, 41), comprising the bolt elongation tool (2, 41) with at least one pressure chamber (3) and a tool piston (12), a hydraulic medium supply system (7) and a hydrauli...  
WO/2017/133507A1
A single-barrel dual-cavity injection pump, comprising a pump body bushing (2), an injection shaft (3), a housing (1), and a sealing apparatus (6). A cylindrical hole is provided at an extremity of the housing. The pump body bushing is p...  
WO/2017/117620A1
The invention relates to a compressed air energy storage plant (100) having a compressed air reservoir (2), an electrical input/output circuit (4), compression and expansion means which have a piston pump (200) that is switchable between...  
WO/2017/108343A1
The invention proposes an electromagnetically actuatable inlet valve (24) for a high-pressure pump, in particular of a fuel-injection system. The inlet valve (24) has a valve member (34) which can be moved between an open position and a ...  
WO/2017/097498A1
The invention proposes an electromagnetically actuatable inlet valve (24) for a high-pressure pump, in particular of a fuel-injection system. The inlet valve (24) has a valve member (34) which can be moved between an open position and a ...  
WO/2017/087146A1
A reciprocating drive mechanism. The reciprocating drive mechanism may comprise: a spool assembly and a spool housing. The spool assembly may be reciprocally movable within a spool chamber of the spool housing. The spool housing may comp...  
WO/2017/080861A1
The invention relates to an electromagnetic actuator (10) for a valve mechanism, in particular in a common rail system of a motor vehicle, comprising an armature tappet (22) for actuating a valve element (110) located in a channel (100),...  
WO/2017/067467A1
A miniature high-pressure submersible pump, comprising a housing (1), a piston (2), a piston ring (3), a connecting rod (4), a crankshaft (5), an inlet valve (6), an outlet valve (7) and an active valve opening apparatus. A rocker arm (9...  
WO/2017/064197A1
The invention concerns a hydraulic machine comprising: a casing (14); a differential piston (1) having an upper ring (23) and a lower base (27), suitable for sliding in reciprocating movement respectively in the casing and in a cylindric...  
WO/2017/060899A3
A patch pump including a medicament reservoir having an inner surface defining an elongate piston engagement pathway, an electric motor having a rotary drive output element, a piston replaceably axially fixed to the electric motor. The p...  
WO/2017/050626A3
Electromagnetic actuator (10) of a valve device (130), in particular in a common rail system of a motor vehicle, comprising an armature (50) for actuating a valve element (200) located in a duct, said armature (50) being arranged in a ho...  
WO/2017/016643A1
The present invention relates to a device (1) for increasing the pressure of a fluid with an actuatable safety valve (19). The safety valve (19) is actuated here via a valve cam (20). The valve cam is mounted with an eccentric (10) on a ...  
WO/2016/209991A1
An oblong diaphragm valve has curved surfaces carved into faces of a body and a plate. The curved surfaces have an oblong shape and define an oval or egg-shaped valve chamber when the body and the plate are joined and secured to each oth...  
WO/2016/188800A1
A valve (1) for a reciprocating compressor (21) comprises: a valve body (2) having a seat (3) and a guard (4); a shutter element (6) placed between the seat (3) and the guard (4) and configured to move between a closed position in which ...  
WO/2016/178889A1
A pneumatic timing valve includes a spool and seal system having a first seal cartridge and a spool. The first seal cartridge has an annular body with radial ports. The spool is positioned within the first seal cartridge and movable betw...  
WO/2016/153171A1
The present invention relates to a dispensing pump that is capable of rapidly dispensing a solution, such as a liquid synthetic resin, in a process of manufacturing electronics. The dispensing pump, according to the present invention, co...  
WO/2016/139367A1
The invention relates to a hydraulically driven two-cylinder piston pump (1), comprising a first differential cylinder (22), which has a piston-side chamber (51) and a rod-side chamber (53) and drives a first conveying piston (4) by mean...  
WO/2016/113053A1
Casing (1) for a volumetric pump, said casing (1) comprising a wall (2) being in ceramic, characterized in that said wall (2) comprises at least one opening means comprising a recess (3), a through-hole (4) in the bottom of said recess (...  
WO/2016/096216A1
Pump, in particular a high-pressure fuel pump, having at least one pump element (10) which has a pump piston (12) which is driven in a reciprocating movement by way of a drive shaft (14) with at least one cam (16; 160) and delimits a pum...  
WO/2016/092514A1
Reciprocating compressor (100) for a cooling device (200) provided with a closed circuit (C) having a main branch (M), in which a first flow rate (X) of circulating coolant enters in said compressor, and at least one first economizer bra...  
WO/2016/079264A1
A pumping device (100) for pumping fluid, wherein the pumping device (100) comprises a force transmitting element (102), a pump plunger (104), and a seal (106), wherein the force transmitting element (102) is adapted for transmitting an ...  
WO/2016/074814A1
The present invention relates to a fuel pump for pumping fuel, comprising a piston (2) and a diaphragm seal element (3), which seals on an inner annular seal seat (4) and an outer annular seal seat (5), wherein the following equation is ...  
WO/2016/062497A1
The invention relates to a suction valve (1) that can be actuated electromagnetically for a high-pressure pump in a fuel injection system, in particular a common rail injection system, comprising a solenoid (2) for acting on an armature ...  
WO/2016/058805A1
The invention relates to an electromagnetically operable inlet valve (22) for a high-pressure pump, in particular of a fuel injection system, having a valve element (34) which can be moved between an open position and a closed position. ...  
WO/2016/059551A3
A positive-displacement pump for fluid products, in particular paints, colorants and the like, comprises a pump body (2) in which there is formed a pumping chamber (3), in which a piston (5) is mounted for sliding and is controlled so as...  
WO/2016/059551A2
A positive-displacement pump for fluid products, in particular paints, colorants and the like, comprises a pump body (2) in which there is formed a pumping chamber (3), in which a piston (5) is mounted for sliding and is controlled so as...  
WO/2016/001187A1
The positive-displacement pump comprises a product-metering piston (28) slideably mounted inside a metering chamber (22), a barrel (14) at least partially delimiting an intake chamber (16) and an exhaust chamber (18) for the product, and...  
WO/2016/001186A1
The positive-displacement pump comprises a product-metering chamber (22), a metering piston (28) slideably mounted inside said chamber between a top dead centre and a bottom dead centre, a barrel (14) at least partially delimiting an int...  
WO/2015/157174A1
Metering systems and methods are disclosed. A metering system is part of a larger fluidics sub-system that includes a flexible reservoir for storing insulin and a cannula assembly for delivering the insulin into sub-cutaneous tissue. The...  
WO/2015/143516A1
A reciprocating compressor able to operate with two separate pressure suction lines is provided with a suction valve arrangement comprising: at least one vane-type automatic suction valve (3) and at least one vane-type semi-commanded suc...  
WO/2015/132645A1
The invention relates to a pump preferably comprising two pistons which are parallel and in opposition and are disposed in two, preferably cylindrical, cavities in a pump body, comprising at least one inlet port and at least one outlet p...  
WO/2015/124375A1
The invention relates to a pump, in particular a high-pressure fuel pump (1) of a common-rail injection system, comprising a pump cylinder head (14) having a pump cylinder and comprising a pump push rod (10) that can be moved translation...  
WO/2015/120154A1
An axial piston device may be operated as a pump and includes a self-centering rotary valve. The device includes a stationary housing encompassing a shaft and the rotary valve. The rotary valve and the shaft are coupled to each other. Up...  
WO/2015/112025A1
A method for controlling a positive displacement hydraulic machine with two or more working chambers (4), each in fluid contact with a valve arrangement (1) comprising a controllable high pressure valve (20h) and a controllable low press...  
WO/2015/086558A1
Proposed is a method for operating a high-pressure fuel pump of a fuel injection device of an internal combustion engine, wherein the high-pressure fuel pump (16) has at least one pump element (24), wherein the pump element (24) comprise...  
WO/2015/089355A1
An angle adjustment mechanism for a pump and a motor includes a base, an eccentric bushing and a fixed link. The base has a motor flange for mounting a motor, a pump flange opposite the motor flange for mounting a pump, a hinge disposed ...  
WO/2015/071397A1
A piston-cylinder assembly (1) for a reciprocating compressor comprises a cylinder (2); a piston (4) inside the cylinder (2), the piston (4) defining a first (6) and a second working chamber (7) for compressing a working fluid; the worki...  
WO/2015/072547A1
[Problem] To provide a high-efficiency permanent reciprocating displacement compression device that is capable of enabling a fluid to contactlessly enter and exit to and from a suction port and a discharge port at high speed. [Solution] ...  
WO/2015/040132A1
The invention relates to a hydraulically controlled device comprising a double-acting cylinder (VR1) applying a force in one direction to an external element in one operational phase, and receiving a force in an opposite direction in ano...  
WO/2015/036065A1
The invention relates to a compressor (10) for compressing air for a compressed air system of a motor vehicle, comprising a cylinder housing (14) and a cylinder head (16) which is connected to said cylinder housing. At least one compress...  
WO/2015/022088A1
The invention relates to a thick matter pump having a material feeding container (10) and two delivery cylinders (16, 17) which are connected by way of end-side orifice openings (18, 19) to in each case one passage opening (18', 19') in ...  
WO/2015/011384A1
The invention relates to a rotary-oscillating subassembly (1) for volumetrically pumping a fluid, comprising a hollow body (2) defining a cavity (10) through the wall of which two pipes (11, 12) pass, a piston (3) defining, together with...  
WO/2015/011353A1
The invention relates to a rotary swinging subassembly (1) for volumetrically pumping a fluid, wherein said subassembly comprises a hollow body (2) through which pipes (CPi, CDi) pass, a piston (4) accommodated in said cavity (25) defini...  
WO/2015/011352A1
The inventive rotary-wave sub-assembly (1) for pumping a fluid comprises a hollow body (2) provided with two conduits (11,12), a piston (3) defining, with the body (2), a work chamber (31) angularly movable between two fluid configuratio...  
WO/2015/010117A1
A tri-chamber nutating pump (120) is disclosed which includes two pump chambers (142,144) disposed within a pump housing (121) that accommodates a nutating piston (110). A reciprocating compensating piston (209) is also provided with its...  
WO/2014/207532A1
The invention relates to a pump comprising: at least two pistons (3, 4) placed in at least one cavity (22) located in at least one pump body (2, 2'), forming at least one pumping chamber (31, 32) located on each side of the ends of the p...  
WO/2014/206698A1
The invention relates to a switchover device (1) for a thick matter pump, having a housing (2) which forms a pre-fill vessel (20) and which has, arranged on opposite sides (2a, 2b) of the pre-fill vessel (20), at least one inlet/outlet o...  

Matches 1 - 50 out of 1,648