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Patent Searching and Data


Matches 301 - 350 out of 3,440

Document Document Title
WO/2007/015650A1
A microfabricated device (10) includes a structure (12) defining a closed fluid delivery channel (14), the channel (14) having an inlet (16) and an opposed outlet (18). A conducting polymer actuator (20) is arranged within the fluid deli...  
WO2006112720A3
The invention relates to a device for transporting an organ, comprising a container for organs, a gas-driven pump connected to said container and conduits for circulating a liquid and/or gas through said container, and a controller for c...  
WO/2006/122368A1
Disclosed a valve assembly (100) for the dispensing of a viscous liquid from a reservoir (606). The valve assembly comprises a ball valve (110) coupled to a base of the reservoir and into which the viscous liquid may flow under gravity. ...  
WO/2006/112720A2
The invention relates to a device for transporting an organ, comprising a container for organs, a gas-driven pump connected to said container and conduits for circulating a liquid and/or gas through said container, and a controller for c...  
WO/2006/111775A1
A fluid pump comprising one or more actuators, two end walls, a side wall; a cavity which, in use, contains fluid, the cavity having a substantially cylindrical shape bounded by the end walls and the side walls, at least two apertures th...  
WO/2006/083195A1
The invention relates to mechanical engineering, in particular to the pistonless (sealingless) cryogenic fluid supercharging into technologic areas, for example, for the subsequent gasification thereof at a high and ultra-high pressure. ...  
WO2005089389A3
A sealing arrangement for a pump includes a first member having a peripheral wedge-shaped pocket; a second member with a rim opposed to the pocket; and a diaphragm disposed between the two members. The diaphragm includes a central stem, ...  
WO/2006/071127A1
A pump (60, 160) has a pair of working members (preferably diaphragms 1, 2, 101 , 102) and a pump chamber (3, 4, 103, 104) associated with each working member is communicated via check valves (32-35, 132-135) to a suction manifold (30, 1...  
WO/2006/063267A1
A magnetic pump system includes a ring shaped electric magnet that when pulsed with high voltage and high current, causes a magnetically deflectable elastic member to collapse over a mandrill with an arcuate outer surface. The volume bet...  
WO/2006/032156A1
A suction pump, in particular a breast pump, comprises a bleed valve with a bleed opening (44, 54, 67), a bleed body (32) which seals the bleed opening and an operating means (8) for operating the bleed body. The bleed body may be operat...  
WO/2006/022495A1
The present invention relates to a capillary flow control module and a lab-on- a-chip equipped with the same, and more particularly, a capillary flow control module and a lab-on-a-chip equipped with the same, which can diagnose and analy...  
WO/2006/012820A1
The invention relates to a pump comprising a wall (3; 21, 22; 31, 32, 33), which forms an enclosed fluid volumetric space (1) and which can be moved by a first force (F) in a direction resulting in a decrease in volume and, after a prece...  
WO/2005/089389A2
A sealing arrangement for a pump includes a first member having a peripheral wedge-shaped pocket; a second member with a rim opposed to the pocket; and a diaphragm disposed between the two members. The diaphragm includes a central stem, ...  
WO/2005/090789A1
A gas jetting device capable of effectively dissipating heat generated from an exothermic body while controlling the generation of noise as much as possible; an electric device equipped with the gas jetting device; and a gas jetting meth...  
WO/2005/088128A1
A pump that has a cavity (13) in which is located a flexible membrane (14). An inlet (24) opens into the cavity (13) and is associated with a valve (27). A valve (28) is likewise provided in an outlet (25). Also opening into cavity (13) ...  
WO/2005/085640A1
The peristaltic pump according to the present invention comprises an outer casing defining at least a groove receiving at least a silica gel tube, a shaft rotating in the outer casing, at least two pressure rollers and a center driving m...  
WO/2005/085641A1
A diaphragm pump with a bi-component diaphragm pump housing. The housing has a top component and a bottom component that connect along first and second complimenting connection interfaces and form an interior pump chamber, an exterior pr...  
WO/2005/080793A1
To provide a piezoelectric pump driving circuit that realizes, with low power consumption, a cooling apparatus that is small in size and light in weight, that can drive a piezoelectric pump with low noise, and that can perform a reliable...  
WO2005044435A3
A system, device, and method for mixing liquids involves pumping a first liquid into a first pump chamber (334) of a pumping apparatus through a channel (310) of the pumping apparatus and pumping a second liquid from a second pump chambe...  
WO/2005/058638A1
An air-tight, flexible cushion (1) in a highly schematic representation is connected to a vibrationally driven air pump (2) by means of a pressure line (4). A suction line (6) connects the air pump (2) to the surrounding atmosphere. Pres...  
WO/2005/052370A1
An electromagnetic vibrating pump, comprising a centrifugal dust collector having an air suction port for sucking atmosphere into a cyclone chamber therein and a discharge port for discharging the atmosphere and a cyclone generating part...  
WO/2005/044435A2
A system, device, and method for mixing liquids involves pumping a first liquid into a first pump chamber (334) of a pumping apparatus through a channel (310) of the pumping apparatus and pumping a second liquid from a second pump chambe...  
WO/2005/044337A3
A system, device, and method for mixing a substance with a liquid pumps the liquid into a container of the substance to produce a solution. The container may be part of a container assembly including a port assembly for coupling with the...  
WO/2005/044337A2
A system, device, and method for mixing a substance with a liquid pumps the liquid into a container of the substance to produce a solution. The container may be part of a container assembly including a port assembly for coupling with the...  
WO/2005/042139A1
A two-stage mixing system, apparatus, and method produces a solution including a first substance and a second substance in a predetermined ratio by first mixing the first substance with a first liquid to produce a first solution and then...  
WO/2005/033515A1
The invention relates to compressor engineering, in particular to membrane fluid force operating compressors used for producing high-pressurised and high-vacuumed gases without oil vapour impurities. The inventive method for increasing p...  
WO/2005/012730A1
A pump where a drive section for regulating suction and discharge of a fluid is at least constituted of a driving element of a laminated body having an electrode layer on a solid electrolyte, the solid electrolyte includes an ion exchang...  
WO/2005/001288A1
A piezoelectric pump (1) has a casing (2), an operation space (4) provided in the casing (2) and receiving an operation medium, a suction hole (6) as a suction portion sucking the operation medium into the operation space (4), a discharg...  
WO2003085264A9
An electromagnetic vibrating type diaphragm pump comprising an electromagnetic section having an electromagnet disposed within a frame, a vibrator supported within the electromagnetic section and having a magnet, large- and small-diamete...  
WO/2004/090335A1
A gas flow generator comprising: an ultrasonic driver comprising a piezoelectric or electrostrictive transducer mounted on a substrate, operation of the transducer being arranged to cause the driver to bend; a first membrane disposed on ...  
WO/2004/088138A1
The invention relates to a dual-head micro vacuum pump. The inventive pump consists of a first head (1) and a second head (2), each of which comprises a frame (3, 8) having a driving mechanism fixed therein. The pump further comprises a ...  
WO/2004/076862A1
A small and thin electromagnetic diaphragm pump mountable readily on a small apparatus. The electromagnetic diaphragm pump is characterized by comprising a diaphragm chamber (26) provided between a diaphragm (20) and a frame body (22) by...  
WO/2004/074722A1
A diaphragm valve for a vacuum evacuation system applicable to a semiconductor manufacturing system. Corrosion of members due to deposition/adhesion of products produced by thermolysis of gas, clogging due to products, and seat leakage a...  
WO/2004/065974A1
A pumping system for hyperpolarized gases employs a reversible fluid flow against a deflectable gas transport bladder (28). Inflation and deflation of the gas transport bladder (28) is operably associated with valves(20, 22) for directin...  
WO/2004/065973A1
Methods, systems, assemblies, computer program products and devices produce hyperpolarized gas by: (a) providing a plurality of cells (30), each having a respective quantity of target gas held therein; (b) polarizing the target gas in an...  
WO2004031581A3
The present invention is directed to a drug delivery pump apparatus, which comprises: (a) an expandable and contractible enclosure having an interior volume that defines a medication reservoir; (b) one or more electroactive polymer actua...  
WO/2004/044423A1
A compressor/pump head (10; 100; 200) comprises a piston assembly (20; 120; 220) and a chamber-head assembly (30; 130; 230) defining a working chamber (60; 160; 260) between them. The piston assembly is fitted with a first diaphragm (26;...  
WO/2004/038308A1
The present invention relates to an active micro cooler comprising: an evaporator which, directly attached to a heat source, vaporizes refrigerant; a compressor which inhales and compresses vaporized refrigerant gas; a condenser which co...  
WO/2004/031581A2
The present invention is directed to a drug delivery pump apparatus, which comprises: (a) an expandable and contractible enclosure having an interior volume that defines a medication reservoir; (b) one or more electroactive polymer actua...  
WO/2004/020823A1
Disclosed is a hydraulic pump comprising an independent drive unit which is composed of at least two opposite coaxial pump blocks (12, 13) that are fixed to a housing (1). A piston (8) of the first pump block (12) is connected in a fixed...  
WO/2004/005716A1
The invention relates to a pumping device comprising a variable-volume pumping chamber (2) with at least one inlet (3) which is equipped with an intake valve (4) and an outlet (5) which is equipped with a discharge valve (6). According t...  
WO2002058994A9
A vacuum device and method for extraction of a substance from a fluid source the vacuum device including an upper member (20) that may be selectively, and operably, connected to a lower membrane. The upper member (20) defines a bottom op...  
WO2002014695A9
The present invention reveals a method and apparatus for more efficiently injecting a primary fluid flow (10) in a fluid ejector used to pump lower velocity fluid from a secondary source (12). In one embodiment, the primary fluid flow (1...  
WO/2003/085264A1
An electromagnetic vibrating type diaphragm pump comprising an electromagnetic section having an electromagnet disposed within a frame, a vibrator supported within the electromagnetic section and having a magnet, large- and small-diamete...  
WO/2003/078841A1
The invention relates to a pump (1) with an oscillating part, wherein said pump has a housing (2) with a working chamber (3) and a crankcase (4) defined by said chamber by means of the pump part. A pump drive mechanism (6) with a drive s...  
WO/2003/016719A1
A vacuum pump capable of pumping solid, liquid and gas, or any combination thereof, including a drive (40) and a manually disengageable pumping system connected thereto. The pumping system is composed of a two- or three-chambered caniste...  
WO/2003/011365A1
A fluid pressure generating means (10) for a heart assist device having blood pumping means. The pressure generating means (10) includes a housing (11), defining an interior volume (18), and having a substantially rigid first housing por...  
WO/2002/090772A1
A pump (2) is provided with a pump head (8) having a flexible metal diaphragm (24) attached to a rigid compression chamber (36). The flexible diaphragm is mechanically oscillated back and forth by a piston (30) driven by a linear motor (...  
WO/2002/088551A1
The technical field of the invention is that of microactuators designed for mechanical, chemical, electrical or thermal functions in microsystems, for microelectronic applications such as chips, or biomedical applications such as cards i...  
WO/2002/081918A1
The invention relates to an oscillating displacement pump, in particular a diaphragm pump (P) for a liquid or gaseous delivery medium. Said pump has a delivery chamber, which is delimited on one side by a pump head and on the other side ...  

Matches 301 - 350 out of 3,440