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Patent Searching and Data


Matches 101 - 150 out of 3,473

Document Document Title
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/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/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/2016/024501A1
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/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 ...  
WO/2016/008154A1
A negative pressure wound therapy apparatus, comprising a piezoelectric valve structure (1), a suction structure (2) and a micro control unit (3). The piezoelectric valve structure (1) comprises a piezoelectric elastic piece assembly (11...  
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/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/2015/179173A1
A compressing diaphragm pump with multiple effects includes an eccentric roundel mount with three cylindrical eccentric roundels, a pump head body with three operating holes, and a diaphragm membrane with three annular positioning protru...  
WO/2015/178104A1
A piezoelectric blower (100) is provided with a first valve (80), a first case (17), an oscillating plate (41), a piezoelectric element (42), a second case (117), and a second valve (180). The first case (17) and the oscillating plate (4...  
WO/2015/162933A1
Provided is an actuator that has a simple structure, is easy to assemble, and provides a high output while the cost is reduced and the size is reduced by the reduction of the thickness. The actuator comprises: a movable body including a ...  
WO/2015/164530A1
A pump device is provided including: a unitary pump frame; an electromagnet arrangement that includes a winding wrapped around a portion of the unitary pump frame; a diaphragm assembly coupled to the unitary pump frame, which includes a ...  
WO/2015/143472A1
A pump assembly (10) that is provided with compressed air to drive the pump. The pump assembly (10) includes a pair of chambers (11, 12), with each of the chambers (11, 12) being divided into sub-chambers (13, 14 and 15, 16). A piston as...  
WO/2015/141259A1
A diaphragm (3) is affixed by an affixation structure (4) to a case (2) having a space (20) formed therein, the diaphragm (3) partitioning the space (20) into a first chamber (21) and a second chamber (22). The case (2) comprises: a firs...  
WO/2015/133283A1
A piezoelectric blower (100) is provided with a housing (17), a vibration plate (41), and a piezoelectric element (42). The vibration plate (41) constitutes, together with the housing (17), a circular cylindrical blower chamber (31). The...  
WO/2015/125608A1
A piezoelectric blower (100) equipped with a valve (80), a case (17), an oscillation plate (41), and a piezoelectric element (42). Together with the case (17), the oscillation plate (41) forms a cylindrical blower chamber (31) which is s...  
WO/2015/125843A1
A pump (1) provided with: a vibrating plate (15) that has a central part (21), a frame part (22), and connecting parts (23-26); a piezoelectric element (16) that is laminated on the central part (21) and that causes concentric bending vi...  
WO/2015/116897A2
An elongate air operated pump includes a pump chamber, a bladder inside the pump chamber, inlet and outlet valves to and from the chamber and an air control system. The air control system includes a control valve alternately communicatin...  
WO/2015/115271A1
[Problem] To provide a fluid control device having a construction that enables sufficient tension to be applied to a diaphragm part formed of a film sandwiched between two plates. [Solution] A film (4) is sandwiched between a first plate...  
WO/2015/108685A1
A vibration-reducing structure for compressing diaphragm pump features a pump head body and a diaphragm membrane. The pump head body includes three operating holes and a first curved vibration-reducing positioning structure circumferenti...  
WO/2015/087086A1
A fluid pump comprising: a pump body having upper and lower parts, each comprising a substantially cylindrical side wall closed at one end by a substantially circular end wall and partially closed at the opposite end by an actuator dispo...  
WO/2015/078487A1
The invention relates to a metering and delivery pump (1) for chemically aggressive and/or abrasive fluids (4), - having a housing (20), in which a delivery chamber (3) is arranged, into which the fluid (4) to be delivered can be introdu...  
WO/2015/062764A1
The invention relates to a cover element (58) for a vacuum pump (28) for producing a vacuum in a vacuum chamber (40), in particular of a brake booster (24), by sucking air (30) out of the vacuum chamber (40), said vacuum pump having a wo...  
WO/2015/045727A1
A gas control device (100) includes a first pump (101), a second pump (201), a first check valve (102), a second check valve (202), and a container (9). The container (9) has a characteristic in which the volume thereof changes in accord...  
WO/2015/040404A1
A pump control device for an air controlled double diaphragm (AODD) pump is described. The pump comprises a pump housing, a pumping chamber within the housing, at least two diaphragms and a diaphragm coupling shaft, the diaphragms arrang...  
WO/2015/042098A1
A diaphragm (2) for a fluid mover, such as a synthetic jet device, includes separate concentric substrate sections (2a, 2b). The substrate sections (2a, 2b) may be joined together by a resilient material at a junction (16) between the se...  
WO/2015/036259A1
In a method for operating an internal combustion engine (1, 1´, 1´´, 1´´´), in which, during an exhaust stroke of a cylinder (2), exhaust gas located therein is discharged from the cylinder (2) and fed to an exhaust system (12), a ...  
WO/2015/031417A1
An interface for transmitting electrical power to a motor of a motor-compressor is provided. The interface may include a receptacle having a first end portion coupled with a stator of the motor and a second end portion defining a hole at...  
WO/2015/015625A1
[Problem] To provide a piezoelectric pump which has a further increased discharge flow rate. [Solution] This piezoelectric pump has a pump chamber (1) provided with a piezoelectric element (11) and also has a fluid suction section (21) a...  
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/2015/010170A1
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/2015/001735A1
This exhaled gas measurement device comprises a chamber (23), a measurement unit (45), a piezoelectric pump (44), a first learning control unit (100), and a second learning control unit (110). The chamber (23) stores exhaled gas temporar...  
WO/2014/210488A1
A removable material is deposited or otherwise applied to a flat substrate surface in a pattern corresponding to desired corrugations in a membrane, e.g., a deflection diaphragm. The applied material serves as a scaffold for a polymeric ...  
WO/2014/196102A1
 A rapid-discharge-valve structural body (2) allows air to flow from an input-side space (9A) to an output-side space (9B) in accordance with the flow rate of air supplied to a supply passage (101). The flow rate of air discharged from...  
WO/2014/174072A1
The invention relates to a pump assembly (1) for supplying negative pressure to a pneumatic brake booster, wherein the pump assembly has at least two elastic displacement elements (2, 2') which are moved by connecting rods (3, 3'), said ...  
WO/2014/148103A1
A piezoelectric blower (100) is provided with an outer casing (17) and a blower body (101). The outer casing (17) accommodates the blower body (101). The blower body (101) is provided with a top plate (80), a side plate (70), a first vib...  
WO/2014/152805A3
Exemplary systems for small volume collection for a breastpump system are provided. The systems allow breast milk to flow directly from the breastshield to the collection container without leaving the control volume. A valve is present o...  
WO/2014/139799A1
The present invention concerns a diphasic fluid loop with mechanical pumping that requires very continuous fluid injection. A diphasic fluid loop (200) with mechanical pumping according to the invention comprising a dynamic evaporator (2...  
WO/2014/106421A1
Disclosed is a pneumatic hydraulic potential circulating power generation system, comprising a plurality of groups of pneumatic hydraulic potential power generation subsystems, wherein each group of pneumatic hydraulic potential power ge...  
WO/2014/099178A1
A surgical cassette clamping system includes a mounting plate having a first side and a second side. A bracket system may be disposed adjacent the first side of the mounting plate. A clamp motor may be disposed adjacent the mounting plat...  
WO/2014/090117A1
Provided is an airbag-type air compressor and an air compression system. The airbag-type air compressor comprises a first container (25), a second container (23), a first airbag (24) arranged within the first container, and a second airb...  

Matches 101 - 150 out of 3,473