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Matches 101 - 150 out of 3,558

Document Document Title
WO/2017/038146A1
This electromagnetic pump (100) is provided with a diaphragm (142), a first center disk (150), a second center disk (160), and a vibrator (130). The first center disk (150) is disposed facing the outer surface (144) of the diaphragm (142...  
WO/2017/038565A1
This piezoelectric blower (100) is provided with a valve unit (12), a pump unit (13), a control unit (14), and an outer casing (17). The valve unit (12) has a plurality of discharge holes (41) and a plurality of film holes (42). The pump...  
WO/2017/035020A1
A method and apparatus for pumping fluid through tubing are provided. The method includes orbiting first rollers around the periphery of a first disk at a first tangential speed in a first angular sector and a slower, second tangential s...  
WO/2017/034365A1
The present invention relates to a dual pumping fluid pump which significantly reduces vibration and noise generation in the following manner. When a cam installed on a rotating shaft of a single electric motor is rotated, a pair of firs...  
WO/2017/029178A2
The invention relates to an exchangeable pump cartridge (200) for a membrane pump, comprising a base body (300) and a cover body (500). A pump membrane (410) is arranged between the base body and the cover body. The pump membrane and the...  
WO/2017/016642A1
The invention relates to a device (1) for increasing the pressure of a fluid, having a pressure-limiting valve (18). The pressure-generating device (1) is designed as a diaphragm compressor having two diaphragms (6, 7). The diaphragms (6...  
WO/2017/016635A1
The present invention relates to a device (1) for increasing the pressure of a fluid, in particular in the form of a pressurized-gas bottle valve (1), and to a method for increasing the pressure of a fluid. The device (1) comprises a hyd...  
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/2017/002094A1
A micropump includes: a pumping chamber (20), between a first semiconductor substrate (7) and a second semiconductor substrate (8) bonded to each other; an inlet valve (21), having an inlet shutter element (27) between an inlet passage (...  
WO/2016/199624A1
This pump (10) includes a pressure chamber (13) in which pressure oscillations are generated in the thickness direction from the center as seen in a plan view toward an outer peripheral portion. The pump (10) is provided with an oscillat...  
WO/2016/197177A1
A pump (10) for an inflatable device incorporating an air chamber (20) in which the inflatable device can be stored. The air chamber (20) has first (16) and second opposing sides (18). The first opposing side (16) incorporating a two-way...  
WO/2016/194951A1
A main pump 1 is provided with a first head holder 11, a second head holder 12, and a diaphragm 13 having a peripheral edge section 13a that is sandwiched between the first head holder 11 and the second head holder 12, wherein pressure i...  
WO/2016/185815A1
This flowmeter-equipped pump is provided with a pump main body, a flowmeter main body, and a control unit. A flow path of the flowmeter main body is provided with a laminar flow region capable of causing a fluid to flow in a laminar-flow...  
WO/2016/184918A1
A device and method for treating a wound of a patient with negative pressure is provided. The device comprises a heat-assisted pump system. The pump system can be powered in part by heat derived from the patient. The pump system may be c...  
WO/2016/184468A1
High pressure diaphragm compressor (1) for pressurising a gaseous fluid to a pressure of at least 1OMPa, the compressor (1) comprising a compressor head (2) having an oblong shaped chamber (3). A hydrogen fuelling station comprising such...  
WO/2016/181833A1
A fluid control device (10) is provided with a pump (50) and an external structure (27). The pump (50) is provided with an actuator (14), a top plate section (15) which faces the actuator (14) in the thickness direction with a gap thereb...  
WO/2016/180384A1
The invention relates to a device for suctioning gaseous or liquid media, which arise preferably in medical care, for example in medical aids, and are suctioned out of said medical aids noiselessly by means of a vertically extendable bel...  
WO/2016/179360A1
A noise mitigation boot that can be installed on or integrated into a miniature diaphragm pump to reduce the overall noise and improve sound quality during operation. The diaphragm pump includes a housing having first and second ports an...  
WO/2016/175199A1
In order to reduce noise without increasing the number of components, this compact pump is equipped with: a case; a diaphragm assembly provided in the upper portion of the interior of the case and including multiple diaphragm parts formi...  
WO/2016/176132A1
A fluid mover includes a chamber with one or more outlet openings, first and/or second fluidic diaphragm(s) having a fluid-moving portion movable in the chamber to cause fluid to move at the outlet opening, and a coil assembly magnetical...  
WO/2016/175185A1
A pump (1) is provided with a pump housing (2) having a pump chamber (6) and a flow channel (7) in the interior, a vibrating part (9) supported in the pump housing (2) so as to be able to bendably vibrate along a prescribed direction in ...  
WO/2016/171660A1
A pump includes a main chamber and a pair of valves on opposite ends of the main chamber. The respective valves each contain a freely movable member to selectively open and close each respective valve, wherein the freely movable member i...  
WO/2016/171659A1
A pump includes a main chamber and a pair of valves on opposite ends of the main chamber. At least a portion of the respective valves and of the main chamber is formed from a single, unitary piece. The respective valves each contain a fr...  
WO/2016/103035A3
Systems and methods for controlling and/or calibrating a pump system for use in negative pressure wound therapy are described herein. In some embodiments, a method for controlling a pump system includes calculating an amplitude and an of...  
WO/2016/150762A1
The invention relates to a motor-driven pump assembly (1) for the negative pressure supply of a pneumatic brake booster, wherein the motor-driven pump assembly (1) is designed as a diaphragm pump, preferably a double diaphragm pump, with...  
WO/2016/153004A1
In order to provide a non-return valve with which it is possible to reliably close a fluid channel through which a fluid passes without the need for high-precision machining, this non-return valve has a valve body enclosed from both side...  
WO/2016/150763A1
The invention relates to a simple, compact, and economical motor/pump unit (1) for supplying vacuum to a pneumatic brake booster of a motor-vehicle brake system, wherein the motor/pump unit (1) is designed as a diaphragm pump having a si...  
WO/2016/103033A3
Apparatuses for use in negative pressure wound therapy are described herein. In some embodiments, the apparatus includes a pump assembly having a pump housing, a magnet, an electrically conductive coil, and a diaphragm, wherein the elect...  
WO/2016/134975A1
The invention relates to a membrane pump (1, 1', 1"), in particular for use in the exhaust gas system of an internal combustion engine (70), comprising a pressure housing (2), the inner volume (4) of which is divided by a number of elast...  
WO/2016/121717A1
A fluid control device (111) is provided with a valve (12) and a piezoelectric blower (13). The valve (12) has the function of making the fluid flow in one direction. The valve (12) is in the shape of a container inside of which a valve ...  
WO/2016/103033A2
Apparatuses for use in negative pressure wound therapy are described herein. In some embodiments, the apparatus includes a pump assembly having a pump housing, a magnet, an electrically conductive coil, and a diaphragm, wherein the elect...  
WO/2016/103035A2
Systems and methods for controlling and/or calibrating a pump system for use in negative pressure wound therapy are described herein. In some embodiments, a method for controlling a pump system includes calculating an amplitude and an of...  
WO/2016/103031A1
Systems and methods for controlling a pump system for use in negative pressure wound therapy are described herein. In some embodiments, a method for controlling a pump system includes applying a drive signal to a pump assembly of the pum...  
WO/2016/026809A3
In an electric motor-pump assembly, two working diaphragms (2), each delimiting a working chamber (5), are cyclically driven by a crank drive (6) via connecting rods (8). Said crank drive (6) consists of eccentrics (7) for each connectin...  
WO/2016/080058A1
A diaphragm pump is configured such that a pump body 2 sucks in fluid from a first valve 3 by the operation of a diaphragm 5 and discharges fluid from a second valve 4. The first valve 3 is provided with: an inner space S1; an inlet open...  
WO/2016/063015A1
A pump dispenser has a deformable pump chamber constituted by first and second part-chambers (150, 250) each having a respective resiliently deformable faceted chamber wall (156, 256) and a connecting conduit (20) communicating between t...  
WO/2016/063711A1
A fluid control device (111) is provided with a valve section (12) and a blower section (13). The valve section (12) has the function of allowing fluid to flow in one direction. The valve section (12) has a circular cylindrical container...  
WO/2016/058620A1
The invention relates to a membrane actuator comprising a flexible membrane (2; 22; 42) and an actuator device (3, 4; 23; 24; 43, 44, 55) designed to introduce moving forces into part of the membrane (2; 22; 42) in order to locally defor...  
WO/2015/200731A9
The following description pertains to flexure structures, apparatuses comprising flexure structures, systems comprising flexure structures, methods of using flexure structures, methods of using apparatuses comprising flexure structures, ...  
WO/2016/038041A1
The invention relates to a compressor device, to a cooling device equipped therewith, and to a method for operating the compressor device. Pulse tube coolers or Gifford-McMahon coolers are used to cool nuclear spin tomographs, cryopumps,...  
WO/2016/037492A1
Disclosed is an air pump (100), said air pump (100) comprising an upper cover (1), a valve seat (2) and a valve plate (3), wherein an air outlet (11) is formed on the upper cover (1), the valve seat (2) is arranged at the bottom of the u...  
WO/2016/032963A1
A valve assembly for a diaphragm pump reduces leakage while providing good flow-through by including shaping of the seat and/or the valve that increases the elastic tension between the valve and seat in outer regions of the valve assembl...  
WO/2016/027817A1
 A piezoelectric blower (100) is provided with a housing (17), a vibrating body (45), and a piezoelectric element (42). The vibrating body (45) is provided with a vibration plate (41), a reinforcing plate (70), and a constraining plate...  
WO/2015/200731A3
The following description pertains to flexure structures, apparatuses comprising flexure structures, systems comprising flexure structures, methods of using flexure structures, methods of using apparatuses comprising flexure structures, ...  
WO/2016/024501A1
This fluid control device (10) is provided with a container (13), a pump (11), a solenoid valve (12) and a capacitor. The pump (11) is driven by a primary power source and can pressurize or depressurize the container (13). The suction po...  
WO/2015/010170A9
An air compressor apparatus reciprocatingly drivable by suction comprising interengaged bellows air reservoirs configured to assume and expanded condition and a contracted condition, operable such that movement of the air reservoirs deli...  
WO/2016/014131A1
A method of making a piezoelectric fluid moving device, (e.g., a fan or synthetic jet actuator) includes forming at least a first electrode on a base substrate and disposing a spacer frame about the first electrode. A piezoelectric subst...  
WO/2016/013390A1
Provided is a fluid control device capable of configuring a compact active valve at low cost and easily timing operations of the active valve and a pump even when a high-frequency drive is performed. A fluid control device (10) is provid...  
WO/2016/009870A1
Provided is a fluid control device in which a valve has enhanced responsiveness and which can achieve high flow rate. A fluid control device (11) is provided with a flow passage extending through both a pump chamber (45) and a valve cham...  
WO/2016/010793A1
A fluid delivery system, method, and apparatus for providing instillation therapy with a negative-pressure source is described. The apparatus includes a housing having an ambient chamber and a negative -pressure chamber fluidly isolated ...  

Matches 101 - 150 out of 3,558