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9039392 Tire inflation system  
A tire inflation system including a drive mechanism having a rotational axis, a pump cavity positioned a radial distance away from the axis of rotation, and a force translator coupling the...
9033683 Valve, fluid control device  
In a fluid control device, a check valve includes a first valve housing and a first diaphragm. The first diaphragm defines a first valve chamber and a second valve chamber. An exhaust valve...
9033682 Hand pump for priming a fuel or filter system  
A hand pump (16) includes a housing (22) having an inlet (18) and an outlet (26) and an actuating body (32) movably mounted in the housing axially and a membrane (46) with a flexible ring section...
8992189 Cassette system integrated apparatus  
A cassette integrated system. The cassette integrated system includes a mixing cassette, a balancing cassette, a middle cassette fluidly connected to the mixing cassette and the balancing cassette...
8979510 Micropump and driving method thereof  
A micropump includes: a fluid suction tube for suctioning fluid; a pumping tube connected to the fluid suction tube and providing a suction force and a discharge force to surroundings while...
8979511 Gel coupling diaphragm for electrokinetic delivery systems  
A fluid delivery system includes a first chamber, a second chamber, and a third chamber, a pair of electrodes, a porous dielectric material, an electrokinetic fluid, and a flexible member...
8974193 Synthetic jet equipment  
A synthetic jet equipment is provided, including a base, a frame fixed to the base, a first member, a pump diaphragm, a second member, and a valve diaphragm. The pump diaphragm connects the first...
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...
8926293 Motor-pump assembly  
Disclosed is a motor-pump assembly (1) for a brake actuating device of a motor vehicle brake system with a pneumatic brake booster. An electric motor (3) drives a double diaphragm pump (2) with...
8845306 Pumping system  
A pumping system comprising a membrane pump (1) for pumping a medium into or out of a vessel (6), the membrane pump comprising an actuating member (13) for moving a membrane (3) in a first...
8834136 Crinkle diaphragm pump  
An undulating diaphragm pump having a propulsion chamber for receiving said diaphragm, wherein the diaphragm has mechanical characteristics that vary from an inlet of the propulsion chamber...
8826646 Fluid delivery device  
A fluid delivery device, in particular for delivering exhaust gas posttreatment media, such as a urea-water solution, for an internal combustion engine, includes a movable work wall, in particular...
8821130 Pump for vehicle suspension system  
A pump includes a housing defining an interior volume, a diaphragm partitioning the interior volume into a pumping chamber and an actuating chamber, a diaphragm support associated with the...
8821134 Fluid disc pump  
A pump having a substantially cylindrical shape and defining a cavity formed by a side wall closed at both ends by end walls wherein the cavity contains a fluid is disclosed. The pump further...
8821135 Devices and systems for medical fluid treatment  
The devices and systems are medical fluid treatment therapies. The device and systems are configured and capable of operating based on small volumes of fluids. The devices and systems include a...
8807962 Multicellular pump and fluid delivery device  
The pump is provided with a plurality of pumping chambers and electrically activatable valves. An elastic membrane is arranged in each pumping chamber and divides the same into a first and a...
8807965 Control system for electromagnetic pumps  
A control system for controlling electromagnetic pumps, such as electromagnetic driven membrane pumps, has at least one microprocessor and at least one sensor, the microprocessor controlling the...
8801403 Compressing diaphragm pump having abnormal pressure preventing features for spray use  
A compressing diaphragm pump having abnormal pressure preventing features for spray use has a hollow tubular air discharge assembly having a plunger body and compressed spring as well as an air...
8801404 Method for increasing compressed air efficiency in a pump  
One or more techniques and/or systems are disclosed for increasing compressed air efficiency in a pump that utilizes an air efficiency device in order to optimize the amount of a compressed air in...
8784080 Diaphragm pump for a seat adjusting device and seat adjusting device  
A diaphragm pump for a seat adjusting device comprises a diaphragm and a valve member which define a pump chamber therebetween. An inlet valve and an outlet valve are formed on the valve member. A...
8753097 Method and system for high viscosity pump  
Embodiments described herein provide systems and methods for high viscosity pumps including a noncompliant filter. One embodiment can include a multi-stage pump comprising an pump inlet flow path,...
8734132 Water pump for use in irrigation and for other purposes  
The present invention addresses the need for a water pump that may be constructed from inexpensive materials available even in impoverished areas. The pump uses a simple rocking motion to pump...
8734131 Pump  
A fluid pump comprising a chamber which, in use, contains a fluid to be pumped, the chamber including a main cavity having a substantially cylindrical shape bounded by first and second end walls...
8714944 Diaphragm pump with a crinkle diaphragm of improved efficiency  
A pump having an undulating diaphragm mounted for undulating between two end plates under drive from at least one electromagnetic actuator in order to transfer a fluid between an inlet of the pump...
8714941 Motor-pump assembly  
Disclosed is a motor-pump assembly (1) for a brake actuating device of a motor vehicle brake system with a pneumatic brake booster. An electric motor (3) drives a double diaphragm pump (2) with...
8696329 Oscillating diaphragm fan having coupled subunits and a housing having an oscillating diaphragm fan of this type  
An oscillating diaphragm fan having a plurality of subunits which each have an oscillating diaphragm that is excited by a magnetic system in an actuator chamber, wherein the air pulsation...
8690550 Membrane micropump  
A membrane micropump includes a vibration chamber, at least one flow guide, at least one fluid inlet, at least one fluid outlet, at least one inlet rectifier, at least one outlet rectifier, a...
8678787 Piezoelectric micro-blower  
A piezoelectric micro-blower capable of efficiently conveying compressive fluid without use of a check valve and ensuring a sufficient flow rate. The micro-blower has a blower body with a first...
8672648 Methods for reducing the non-linear behavior of actuators used for synthetic jets  
A synthetic jet ejector (101) is provided herein which comprises a diaphragm (119), a first voice coil (121) disposed on a first side of the diaphragm, and a second voice coil (123) disposed on a...
8657778 Cassette for use in a medication delivery flow sensor assembly and method of making the same  
A disposable assembly for use with a sensor assembly comprises a body, a flow restricting element, and a fluid pressure membrane. The body has a lid portion and a base portion. The body defines a...
8616862 Disposable pump head  
A disposable pump head and canister assembly is provided having a disposable pump head having an upper housing with an input port and an output port, and being configured to be engaged to a motor...
8608460 Method and apparatus for increasing compressed air efficiency in a pump  
One or more techniques and/or systems are disclosed for increasing compressed air efficiency in a pump utilizes an air efficiency device in order to optimize the amount of a compressed air in a...
8596998 Piezoelectric micro-blower  
A piezoelectric micro-blower includes an inner case to which a peripheral portion of a vibrating plate including a piezoelectric element is fixed such that a blower chamber is defined between the...
8596996 Pump having a filter arrangement  
A pump for pumping a medium from a suction side to a pressure side includes a filter arrangement. The filter arrangement includes an inflow path, a first outflow path, and a second outflow path. A...
8596997 Membrane pump with magnetic coupling between an actuating means and the membrane  
A membrane pump (1) has a pump housing, a membrane (4), which is mounted to the pump housing and delimits a pump chamber (8) inside the pump housing, an inlet (5) and an outlet (6) for feeding...
8585372 Motor/pump assembly  
A motor/pump assembly for a motor vehicle brake system including a pump and a motor driving the pump, the pump having opposite working diaphragms which are, in each case, mounted between a pump...
8585377 Pumping fluid delivery systems and methods using force application assembly  
A method of dispensing a therapeutic fluid from a line includes providing an inlet line connectable to an upstream fluid source. The inlet line is in downstream fluid communication with a pumping...
8579605 DC-AC frequency converter type mucus suction device  
The present invention provides a DC-AC frequency converter type mucus suction device having an electromagnetic pump, the pressure and the flow generated in which could be changed to satisfy the...
8562315 Fuel pump  
A fuel pump includes a housing having therein a suction passage and a pressurization chamber into which fuel from the suction passage flows, a plunger held in the housing to be reciprocable so as...
8556597 Metering unit  
A highly precise and extremely compact metering unit for fluid media has a pump, two valves, and a fluid communication base with two ports, pump and valve channels, and a pump chamber. The pump is...
8545195 Hydrogen generator with pump  
The invention is a hydrogen generator including a pump for pumping a liquid from a reservoir to a reaction area, where the liquid reacts to produce hydrogen gas, and a fuel cell system including...
8529223 Dual diaphragm pump assembly for a sanitation system  
A pump assembly includes a housing defining a working chamber, a water pump chamber and a waste pump chamber. A first diaphragm separates the water pump chamber and the working chamber. A second...
8523538 Piezoelectric pump  
A piezoelectric pump is capable of reliably discharging gas and reliably transporting liquid even when intermittently driven. The piezoelectric pump includes a piezoelectric vibrator, a diaphragm...
8512010 Membrane pump with bleed valve  
A suction pump, in particular a breast pump, comprises a bleed valve with a bleed opening, a bleed body which seals the bleed opening and an electromagnet for operating the bleed body. The bleed...
8496451 Pump diaphragm  
A diaphragm assembly for a fluid driven diaphragm pump includes a piston having an inflexible core. This core includes a hub with a plate extending radially from about the periphery of the hub....
8485792 Method for increasing compressed air efficiency in a pump  
A method for increasing compressed air efficiency in a pump utilizes an air efficiency device in order to optimize the amount of a compressed air in a pump. The air efficiency device may allow for...
8480382 Electromagnetic pump with frequency converter circuit  
An electromagnetic pump has a frequency converter circuit for driving the electromagnetic pump, wherein the frequency converter circuit comprises an oscillator circuit, a bistable circuit and a...
8480383 Solenoid pump  
A solenoid pump is equipped with a housing formed therein with a fluid passage through which a fluid flows from an inlet port to an outlet port, and a movable member, which is displaced based on...
8475144 Check valve diaphragm micropump  
A micropump device including a first wafer and a second wafer attached to the first wafer. The first and second wafers are configured to define a chamber therebetween having a predetermined...
8449273 Fluid transporting device using conductive polymer  
A fluid transporting device is provided with a pump chamber that has a pump function for sucking and discharging a fluid, and is filled therein with the fluid, a casing unit which forms one...