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8162628 |
Wiring structure for use in micro piezoelectric pump
An electrical connection structure for use in a micro piezoelectric pump is disclosed. The electrical connection structure includes a driving circuit board and a multilayered wiring structure. The...
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8162629 |
Piezoelectric pump
A piezoelectric pump includes a pump body with a pump chamber, and a piezoelectric element that closes the pump chamber. The central area and the peripheral area of the piezoelectric element are...
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8152491 |
Pump using unimorph diaphragm
A pump using a piezoelectric diaphragm is designed to allow the diaphragm to be supported appropriately and accurately and to facilitate assembly of housing members. The peripheral edge of a sheet...
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8137315 |
Self-contained pump
A self-contained pump is disclosed that is an integrated pump. It has a reservoir, a pumping mechanism, and at least one outlet. The pumping mechanism is for controlled compression of the reservoir...
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8123502 |
Acoustic pump utilizing radial pressure oscillations
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...
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8087906 |
Fluid pump with disposable component
A pump having a disposable fluid contacting portion which defines a fluid inlet and outlet and a fluid path there between. The pump includes a drive portion configured to engage the disposable...
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8079832 |
Device for the actively-controlled and localised deposition of at least one biological solution
The invention relates to a device for the actively-controlled deposition of microdrops of biological solutions. The inventive device consists of at least one flat silicon lever comprising a central...
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8081454 |
Gas ejector, electronic device, and gas-ejecting method
A gas ejector capable of effectively dissipating heat generated from a heater while inhibiting noise generation as little as possible, an electronic device equipped with the gas ejector, and a...
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8066494 |
Micropump
A micropump having a diaphragm portion, a valve portion of an intake-side check valve, and a valve portion of a discharge-side check valve formed in a single elastic-member sheet. A piezoelectric...
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8064204 |
Electronic apparatus
An electronic apparatus includes a housing, first and second circuit boards disposed in the housing in such a way that the first and second circuit boards are stacked on each other, and a pump...
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8057198 |
Variable displacement piezo-electric pumps
A variable displacement piezo-electric pump which includes a pump housing having a side housing wall defining a pump chamber, an inlet line and an outlet line communicating with the pump chamber, a...
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8051905 |
Cooling systems employing fluidic jets, methods for their use and methods for cooling
In one embodiment, a cooling system is disclosed. The cooling system comprises: a cooling channel for receiving a cooling media, a substrate disposed near the cooling channel, and a fluidic jet...
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8043073 |
Micropump and adhesive-free method for joining two substrates
The invention relates to a device provided with channel-type structures for transporting and/or storing a liquid and/or gaseous medium. The device comprises a first (1) substrate layer and a second...
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8016573 |
Piezoelectric-driven diaphragm pump
A piezoelectric-driven diaphragm pump is comprised of a driving unit (1) having a driving diaphragm (12) and a first housing (11), a replaceable driven unit (2) having a driven film (241) and a...
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7990705 |
Systems and methods for synthetic jet enhanced natural cooling
A method and system for increasing cooling of an enclosure is provided. The component enclosure includes one or more sidewalls defining a volume, the sidewalls are configured to substantially...
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7972124 |
Piezoelectric micro-blower
A blower body is provided with a first wall and a second wall, and openings are provided in the walls at positions facing the approximate center of a diaphragm. An inflow passage that allows the...
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7942650 |
Liquid discharge control apparatus including a pump and accumulator with a movable member
In a liquid discharge control apparatus which uses a piezoelectric type diaphragm pump, an accumulator having a liquid accumulation cavity and a movable member is communicated to an outlet of the...
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7863035 |
Fluidics devices
The invention relates to fluidics as used in medical and diagnostic equipment and relates further to means for purifying, abstracting, filtering, detecting and/or measuring analytes in liquid samples.
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7800279 |
Thermo-buckled micro actuation unit made of polymer of high thermal expansion coefficient
Disclosed is a thermo-buckled micro actuation unit made of parylene, which is a polymer having high thermal expansion coefficient, for delivering liquid from a source liquid section to a target...
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7654377 |
Hydraulic actuator for a vehicular power train
An actuator system includes a piezoelectric pump; an accumulator including a cylinder, a piston located in the cylinder, a port located at a first side of the piston and hydraulically connected to...
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7600987 |
Pump
A pump includes: a pump chamber for which a capacity is changeable; an inlet channel which allows a working fluid to flow into the pump chamber; an inlet side fluid resistance element disposed...
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7588564 |
Apparatus for piezoelectric layer-wise pump and valve for use in local administration of biological response modifiers and therapeutic agents
A method and apparatus for local infusion of a variety of biological response modifiers (BRMs) and chemotherapeutic agents including tumor necrosis factors (TNF) is described. In one embodiment,...
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7553135 |
Diaphragm air pump
A diaphragm air pump comprises a pump chamber, a diaphragm and one or more piezoelectric beams or bimorphs. Fluid flows into the pump chamber and then flows out of it, the diaphragm is provided...
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7550034 |
Gas flow generator
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...
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7550901 |
Piezoelectric fan, cooling device containing same, and method of cooling a microelectronic device using same
A piezoelectric fan includes a piezoelectric actuator patch (110, 210, 310) and a blade (120, 220, 320) attached to the piezoelectric actuator patch. The blade has a hole (121, 127, 221) in it, and...
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7517201 |
Asymmetric dual diaphragm pump
An asymmetric micro pump may be adapted to provide a greater fluid compression between input and output ports of the micro pump, as well as increased flow rate due to higher actuation frequency. In...
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7514048 |
Controlled odor generator
A controlled odor generator, comprising a central processing unit, at least one micropump unit, a sensor unit and a fan. The micropump unit is housed in a casing containing odorous fluid and has a...
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7484940 |
Piezoelectric fluid pump
A compact, high capacity pump for pumping fluid. A first one-way valve is between an inlet port and the pump's fluid chamber. A second one-way valve is between the pump's fluid chamber and an...
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7467752 |
Fluid sprayer employing piezoelectric pump
An electrically-powered fluid sprayer employs a piezoelectric fluid pump that includes an inlet port, an outlet port, a pump chamber, and a piezoelectric element that is deformed and displaced by...
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7431574 |
Pump actuated by diaphragm
A pump includes a diaphragm vibrated by a piezoelectric element and a case. An inlet orifice and an outlet orifice are disposed on an outer surface of the case. An inlet path connects the inlet...
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7432637 |
Piezoelectric drive device and liquid discharging device
A piezoelectric drive device 2 includes cases 4 and 5 and a drive device body 6. The drive device body 6 includes a displacement expanding plate 10, a biasing unit 15 and piezoelectric elements 17...
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7343796 |
Fluidic demand apparatus and MEMS flow sensor for use therein
A microvalve sensor for sensing fluid flow therethrough and generating an electrical signal indicative thereof comprises: a housing connectable inline with a fluid passageway; a microvalve disposed...
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7322803 |
Pumps with diaphragms bonded as bellows
A pump comprises a diaphragm assembly which includes a first diaphragm (22) having a first diaphragm edge (28) and a second diaphragm (24) having a second diaphragm edge (30). The first diaphragm...
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7319587 |
Electronic apparatus having pump unit
An electronic apparatus includes a housing having a heat generating component, a heat radiating portion which radiates heat generated by the heat generating component, a pump unit having an...
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7311503 |
Micromachined fluidic device and method for making same
The fluid-flow device (100) of the invention comprises a stack (30) covered by a closure wafer (20), said stack (30) comprising a support wafer (36), a layer of insulating material (34), and a...
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7299815 |
Micropump check valve device and method of manufacturing the same
A micropump check valve device which can be designed thin with good assemblability and applied with urging force. The micropump check valve device includes an upstream side member having a...
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7284966 |
Micro-pump
A micro-pump having a first layer, a second layer and an intermediate flexible layer is disclosed. The first layer and second layer may be of moldable plastics. The intermediate layer may be a...
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7284962 |
Micropump
This invention provides a fluid pump using perforate elements and closure elements which are alternately displace and relates particularly but not exclusively to miniature fluid pumps and pumps...
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7268466 |
Piezo electric pump and device with such pump
A measuring device for measuring in an ear canal includes a probe for insertion into an ear canal having an opening for letting air in to and out of the ear canal, and a pump for providing a...
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7258533 |
Method and apparatus for scavenging energy during pump operation
A pump comprises a body for at least partially defining a pumping chamber (28); a pump member which undergoes displacement when acting upon a fluid in the pumping chamber; and a piezoelectric...
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7198250 |
Piezoelectric actuator and pump using same
Thin chamber diaphragm-operated fluid handling devices, including thin chamber pumps and thin chamber valves, facilitate device compactness and, in some configurations, self-priming. Diaphragm...
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7195465 |
Reciprocating microfluidic pump system for chemical or biological agents
A miniature pump has at least one controllable expansion-and-contraction chamber, and associated pair of tiny ducts interconnecting a fluid source and destination. The ducts communicate with the...
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7121809 |
Method of driving pump
A pump is provided having a pump chamber that is capable of changing a volume thereof by a diaphragm, an inlet passage permitting an operating fluid to flow into the pump chamber; an outlet passage...
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7104768 |
Peristaltic micropump
A Peristaltic micropump includes a first membrane region with a first piezo-actor for actuating the first membrane region, a second membrane region with a second piezo-actor for actuating a second...
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7059836 |
Pump
The invention provides a pump which has reduced pressure loss by using fewer mechanical on-off valves, which has increased reliability, which can be used under a high load pressure, which can be...
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7048519 |
Closed-loop piezoelectric pump
A closed-loop piezoelectric pump is disclosed for use in a fluid delivery system. The pump housing includes a movable diaphragm that defines a pumping chamber within the pump housing, the pumping...
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7040869 |
Method and device for conveying media
Disclosed is a method and a machine (displacement machine or similar) used to convey transportable media (gaseous, liquid, pasty or trickling). The drive produces a migrating wave.
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7011507 |
Positive displacement pump with a combined inertance value of the inlet flow path smaller than that of the outlet flow path
A pump according to the present invention has a circular diaphragm 4 placed at the bottom of a casing 2. At the bottom of the diaphragm 4, a piezoelectric element 6 is installed in contact with the...
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6986649 |
Micropump with integrated pressure sensor
An exemplary system and method for manufacturing micropump systems having integrated piezoresistive sensors is disclosed as including inter alia: a substrate, an inlet channel, an outlet channel, a...
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6939618 |
Structural elements
Various application are provided for an enclosure having a first wall and two or more second walls surrounding a cavity. The enclosure also has an inlet and outlet each in fluid communication with...
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