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8956325 Piezoelectric microfluidic pumping device and method for using the same  
Disclosed herein is a microfluidic pumping device having a piezoelectric member positioned above a displaceable membrane. A voltage is applied across the piezoelectric member causing the...
RE45376 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...
8845307 Micro-ejector and method for manufacturing the same  
There are provided a micro-ejector and a method for manufacturing the same. The micro-ejector according to the present invention includes a passage plate including a barrier rib portion disposed...
8841926 Method, liquid supply unit, and measurement device for a level indicator  
The subject matter of the invention is a method for a printing machine with a printing device (5), in particular an inkjet printer, for applying liquid (22) onto a print material, with monitoring...
8528591 Micro valve, method for producing a micro valve, as well as micro pump  
A micro valve includes a first valve chamber and a second valve chamber as well as a closing element, which is adjustable between an opening position, in which the valve chambers are connected to...
8499794 Liquid channel device and production method therefor  
The present invention relates to a liquid channel device capable of easily opening the liquid channel from the closed mode, including a base plate in which a liquid channel, through which a liquid...
8444396 Fluid transferring system and micropump suitable therefor  
Disclosed herein is a micro fluid transferring system that comprises a micropump having a chamber, a first fluid transferring portion connected to the chamber, and a second fluid transferring...
8382452 Pump arrangement comprising a safety valve  
A pump arrangement includes a pump having a pump inlet and a pump outlet, and a safety valve arranged between the pump outlet and an outlet of the pump arrangement and having a valve seat and a...
8147221 Electromagnetic micro-pump  
An electromagnetic micro-pump includes a substrate, a top plate, a magnetic diaphragm, and a coil unit. The substrate includes a first face and a second face. The first face includes a groove. The...
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...
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...
7740459 Micropump having a pump diaphragm and a polysilicon layer  
A method for producing a micromechanical component, preferably for fluidic applications having cavities. The component is constructed from two functional layers, the two functional layers being...
7682138 Fluid transferring system and micropump suitable therefor  
Disclosed herein is a micro fluid transferring system that comprises a micropump having a chamber, a first fluid transferring portion connected to the chamber, and a second fluid transferring...
7631852 Normally double-closed microvalve  
A normally closed microvalve includes a fluid inlet, a fluid outlet, a deflectable closing element, which, in the closed state of the microvalve, is seated on a sealing lip, such that the fluid...
7607455 Micro-electro-mechanical valves and pumps and methods of fabricating same  
Micro-valves and micro-pumps and methods of fabricating micro-valves and micro-pumps. The micro-valves and micro-pumps include electrically conductive diaphragms fabricated from electrically...
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...
7540469 Microelectromechanical flow control apparatus  
A microelectromechanical (MEM) flow control apparatus is disclosed which includes a fluid channel formed on a substrate from a first layer of a nonconducting material (e.g. silicon nitride). A...
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...
7090471 Integrated electrostatic peristaltic pump method and apparatus  
An electrostatic fluid regulating device and methods. The device has a substrate. The device also has a first electrode coupled to the substrate. The device has a polymer based diaphragm. A second...
7083398 Vibrating pumping stage for molecular vacuum pumps, and molecular vacuum pump with vibrating pumping stages  
A micro-electro-mechanical vibrating pumping stage comprises a silicon substrate (15) on which there are formed a single-layer or multilayer oscillating assembly (27; 127; 227; 327) with a...
7008193 Micropump assembly for a microgas chromatograph and the like  
A MEMS-fabricated microvacuum pump assembly is provided. The pump assembly is designed to operate in air and can be easily integrated into MEMS-fabricated microfluidic systems. The pump assembly...
6921253 Dual chamber micropump having checkvalves  
A micropump has two chambers separated by an actuator for causing fluid to flow in the chambers. Each chamber is equipped with a ball that acts as a valve for allowing flow in a desired direction....
6910869 Valveless micropump  
A valveless micropump includes a hollow pump chamber having a driving element coupled thereto, an inlet channel coupled to the hollow pump chamber, and an outlet channel coupled to the hollow pump...
6889567 3D array integrated cells for the sampling and detection of air bound chemical and biological species  
An integrated mesopump-sensor suitable for disposition in two- and three-dimensional arrays having small dimensions is disclosed. One mesopump is formed of an electrostatically attractable...
6811385 Acoustic micro-pump  
A microfluidic device including a fluidic pumping system is provided. Some embodiments include a fluid-carrying channel, a plurality of acoustic pumping elements arranged along the fluid-carrying...
6786708 Laminated devices and methods of making same  
Laminated devices and methods of making same are provided. A fluidic channel is formed in the inner layers of a laminate such as multilayer printed circuit board (PCB) and a hole is opened to the...
6767190 Methods of operating an electrostatically actuated pump  
Methods and apparatus for electrostatically pumping fluids without passing the fluids through the electric field of the pump are contemplated. Electrostatic forces are preferably used to move the...
6749407 Method of installing valves in a micro-pump  
An exemplary method for making a micropump device is disclosed as providing inter alia a substrate (300), an inlet opening (310), and outlet opening (340), a pump chamber (370) and flapper valves...
6729856 Electrostatically actuated pump with elastic restoring forces  
An apparatus for electrostatically pumping fluids without passing the fluids through the electric field of the pump is contemplated. Electrostatic forces are preferably used to move the diaphragms...
6716002 Micro pump  
The micro pump 100 comprises a first flow pass 115 for changing the flow pass resistance in accordance with the differential pressure, a second flow pass 117 wherein the percentage change in flow...
6666658 Microfluidic pump device  
A pump having a main pump body including a casing to which a fluid is supplied, and a pump section, an input valve section, and an output valve section which are provided opposingly to one surface...
6655923 Micromechanic pump  
A micromechanical pump has a membrane (2) positioned above a substrate (1). The substrate is provided with a cavity (8) which is formed in an endlessly continuous shape (e.g., circular) to provide...
6644944 Uni-directional flow microfluidic components  
Microfluidic fluid control devices are provided. One microfluidic fluid control device can be used as a uni-directional valve within a microfluidic system. The invention also provides a...
6450773 Piezoelectric vacuum pump and method  
A piezoelectric vacuum pump that includes a diaphragm comprising an upper diaphragm member and a lower diaphragm member. The diaphragm members preferably comprise thin metal sheets that are plated...
6428289 Automated pump  
An automated pump including a pulse generator capable of altering the output volume of fluid flow produced by the pump. The present invention is a vibratory pump including a pulse generator...
6416294 Microdosing device  
A volume sensor-free microdosing device comprises a pressure chamber which is at least partly delimited by a displacer, an actuating device for actuating the displacer, the volume of the pressure...
6395638 Method for producing a micromembrane pump body  
A method of producing a pump body having an inlet opening provided with an inlet valve (106) and an outlet opening provided with an outlet valve (108), said method comprising as a first step the...
6390791 Micro pump comprising an inlet control member for its self-priming  
The invention relates to a micropump (10; 100) comprising at least a first plate (12), a second plate (20), an intermediate plate (18), a pump chamber (24), and inlet and outlet control members...
6361294 Ventilation system for an enclosure  
A ventilation system having a micromachine air mover for a metal-air battery. The metal-air battery has a housing for enclosing at least one metal-air cell. The housing isolates the metal-air cell...
6334761 Check-valved silicon diaphragm pump and method of fabricating the same  
A silicone rubber diaphragm pump utilizing a pair of MEMS Parylene check valves and a miniature solenoid plunger and actuator is comprised of a spacer sandwiched by a silicone rubber diaphragm on...
6309189 Micropump with a built-in intermediate part  
A micropump including at least one main plate (1), at least one upper plate (2), and a middle plate (3) arranged between the other two plates (1, 2) and forming a pumping chamber (4) that is...
6283730 Micro pump and method of producing the same  
A micro pump is made compact and can prevent members constituting the micro pump from being chemically reacted with a working fluid, and a method of producing the same. After each of substrates...
6280148 Microdosing device and method for operating same  
A microdosing device comprises a pressure chamber which is at least partly delimited by a displacer, an actuating device for actuating the displacer, the volume of the pressure chamber being...
6247908 Micropump  
A micropump comprises a first substrate, a pumping section formed in the first substrate, a second substrate connected to the first substrate and having an inlet port and an outlet port, and at...
6203291 Displacement pump of the diaphragm type having fixed geometry flow control means  
A displacement pump with a pump housing containing a pump chamber of varying volume, the limiting walls of which includes a moveable portion or diaphragm, the movement and/or deformation of which...
6168395 Bistable microactuator with coupled membranes  
A bistable electrostatic actuator with pneumatic or liquid coupling. The actuator has enclosed metallic electrodes. It can be used for a microvalve or micropump. The actuator has buckled membrane...
6164933 Method of measuring a pressure of a pressurized fluid fed through a diaphragm pump and accumulated in a vessel, and miniature pump system effecting the measurement  
A method and system for determination of a pressure of the pressurized fluid with the use of a diaphragm pump responsible for accumulating the pressurized fluid in the vessel. The pump has a pump...
6148635 Active compressor vapor compression cycle integrated heat transfer device  
A compact active vapor compression cycle heat transfer device. The device of the invention includes a flexible diaphragm serving as the compressive member in a layered compressor. The compressor...
6116863 Electromagnetically driven microactuated device and method of making the same  
A microactuated device and method of making the same in which an electromagnetic driver, overlapping a magnetically permeable diaphragm, is utilized to drive the microactuated device. Through the...
6109889 Fluid pump  
A fluid pump has a pump body and a displacer, the displacer and the pump body being implemented such that a pump chamber is defined therebetween, the pump chamber having an inlet opening and an...

Matches 1 - 50 out of 74 1 2 >