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Patent Searching and Data


Matches 1 - 50 out of 3,343

Document Document Title
WO/2018/122080A1
A method of producing a flow of a fluid through a passage (24) defined in a rigid frame (22) comprises selectively actuating a flexible membrane (38) disposed across a midpoint of the passage (24) with an actuating system in a manner whi...  
WO/2018/122400A1
An apparatus for creating a flow of gas comprises a frame having a passage defined therethrough. The passage extends a length along a central longitudinal axis from an inlet to an outlet and has a first side and a second side. A flexible...  
WO/2018/098505A1
Techniques for manufacturing miniaturized diaphragm pumps using additive manufacturing techniques, such as polyjet printing, are provided, as are the pumps and systems that result from using such techniques to produce the pumps. The prov...  
WO/2018/082155A1
A piston assembly (1) for a pump, and a pump. The piston assembly (1) comprises: an airbag (11) and a movable connecting bracket (12). The airbag (11) comprises: a base tray (111), a bag body (112), and a sleeve tube (113), the base tray...  
WO/2018/082154A1
An upper cover (2) for a pump, and a pump. An air outlet duct (21) is arranged on the upper cover (2), the upper cover (2) being used for covering an airbag (11) of a pump, the airbag (11) being provided with an air chamber (1120) open t...  
WO/2018/074193A1
Provided are a suction device capable of suctioning at low pressure and low flow rate without requiring cleaning or disinfection, and a suction system using the suction device. The suction device is provided with a housing and a drive un...  
WO/2018/070295A1
A flow-forming unit (200) is provided with: a first pump unit (210) capable of forming a fluid flow directed toward a container (100); a second pump unit (220) capable of forming a fluid flow directed toward the container (100); a connec...  
WO/2018/051261A1
A multistage compressor is disclosed that may include a wobbling member operationally coupled with an external power source. The external power source may drive a nutating motion of the wobbling member. The multistage compressor may furt...  
WO/2018/036979A1
A double membrane is proposed for a diaphragm pump for fluidizing, covering and conveying dusty products, such as, for example, pulverized coal, with the aid of an inert gas at pressures of up to 7 MPa, said diaphragm pump having a porou...  
WO/2018/039421A1
A prosthetic system (1) includes first and second parts (7, 9) rotatable relative to one another about a joint (16). The first and second parts (7, 9) are adapted to form at least part of a weight bearing connection (2) between a prosthe...  
WO/2018/037443A1
A multi-cylinder diaphragm pump is equipped with: a first case body having multiple pump chamber formation recesses capable of forming multiple pump chambers, and inflow-side communication grooves and outflow-side communication grooves w...  
WO/2018/033225A1
The invention relates to a pneumatic control device (1) comprising a control pressure chamber (2) having a first diaphragm element (3) forming at least one part of a wall of the control pressure chamber (2), a pump device (4) fluidically...  
WO/2018/021514A1
This valve is provided with a first plate, a lateral wall plate, a second plate, and a third plate. The first plate has multiple first air holes. The second plate, together with the first plate and the lateral wall plate, constitutes a v...  
WO/2018/020882A1
This gas control device (100) comprises a pump (10), a valve (101), a cuff (109), and a control unit (115). The valve (101) comprises: a first plate (191) provided with a first ventilating hole (110) and a first ventilating hole (111); a...  
WO/2018/021099A1
This gas control device (100) comprises a pump (10), a valve (101), a cuff (109), and a control unit (115). The valve (101) comprises: a first plate (191) provided with a first ventilating hole (110) and a first ventilating hole (111); a...  
WO/2018/015000A1
The invention relates to an oscillating membrane pump having at least one mobile part (20), which is movably arranged relative to a fixed part (30), wherein the mobile part (20) is driven and the mobile part itself drives a displacement ...  
WO/2018/015477A1
The invention proceeds from a clamping device for a delivery device, with at least one clamping unit (14) for clamping at least one tube delivery element (16, 18) of the delivery device, on which, at least in a state arranged in the clam...  
WO/2018/013088A1
The present subject matter describes a system for ink pumping. In an example implementation, the system comprises a tube having a first end and a second end, a peristaltic pump to pump ink through the tube, a first ink port, and a second...  
WO/2017/157819A1
A diaphragm pump comprises a carrier part (1), - a drive motor (2) which is arranged thereon with a drive shaft (3) which rotates about a main rotational axis (HR), a pump head (4, 4') with a pump chamber (8, 8') which is delimited by a ...  
WO/2017/155309A1
Disclosed is a washing machine comprising: a tub provided inside a cabinet and storing washing water; a drum rotatably provided inside the tub and accommodating an object to be washed; a circulation pump for circulating, inside the drum,...  
WO/2017/129327A1
The invention relates to a diaphragm pump for pneumatic high-pressure delivery of 1 to 10 MPa of fluidised dusts, in which filling occurs from below via pneumatic suction by means of hydraulic reciprocating movement of the diaphragm (3) ...  
WO/2017/129295A1
Diaphragm compressors having an electric motor (10) with a drive shaft (18), movement transmission means (32, 42, 50, 52) which can be set in motion by way of the drive shaft (18) and via which a rotational movement of the drive shaft (1...  
WO/2017/106679A1
A reciprocating pump includes a housing, a rod, a sleeve, a bellows, and a nut. The housing includes a bellows chamber and a working chamber. The rod extends into the reciprocating pump such that the rod extends through the bellows chamb...  
WO/2017/106666A1
A reciprocating pump includes a housing, a rod, a bellows, and a bearing. The housing surrounds a bellows chamber and a displacement chamber. A first portion of the rod extends into the bellows chamber. The bellows has a first end connec...  
WO/2017/106671A1
A reciprocating pump includes a housing, a rod, and a bellows. The housing surrounds a bellows chamber and a displacement chamber. A portion of the rod extends through the opening in the endcap and into the bellows chamber of the housing...  
WO/2017/073126A1
In this pump for a gas, a transmission part that is linked to a diaphragm and that moves back and forth allows heat produced by friction with an eccentric cam part to be released to the periphery, deformation due to temperature increase ...  
WO/2017/064768A1
Provided is a check valve which is provided between an inflow space and a discharge space, permits the flow of fluid from the inflow space to the discharge space, and prevents the flow of fluid from the discharge space to the inflow spac...  
WO/2017/065685A1
The invention relates to a membrane fluid pump(1), comprising a drive shaft (2) rotatable within the membrane fluid pump. The shaft is equipped with a number of eccentrics (7) arranged axially along the shaft(2). The membrane fluid pump ...  
WO/2017/061349A1
A fluid control device (1) is equipped with: a case (21) provided with a case top panel, case side panels, and a case bottom panel, and having an interior space (59) and an opening; a pump (11) that is disposed at a location such that th...  
WO/2017/059660A1
Disclosed is a miniature piezoelectric air pump structure, comprising an outer housing (10), a pump chamber (20) and a first vibration structure (30). The outer housing (10) is provided with an air inlet (121) and an air outlet (11). An ...  
WO/2017/058309A1
A pump/compressor includes a housing, at least one pump assembly in the housing and configured to pump a fluid from an inlet to an outlet, and a motor with a motor shaft that drives the pump assembly. The pump assembly may include an int...  
WO/2017/041949A1
The invention relates to a supercharger of an internal combustion engine, comprising a supercharger chamber (2), a diaphragm (3), which is arranged in the supercharger chamber (2) and divides the supercharger chamber into an intake chamb...  
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/2017/035020A9
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/2017/029178A3
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/2017/029178A2
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...  

Matches 1 - 50 out of 3,343