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Patent Searching and Data


Matches 201 - 250 out of 3,479

Document Document Title
WO/2012/141126A1
Provided is an electromagnetic oscillating diaphragm pump capable of increasing pump efficiency by increasing the width of oscillation of a diaphragm regardless of whether the pressure inside a compression chamber increases. Diaphragms (...  
WO/2012/137658A1
The purpose of the present invention is to provide a safe electromagnetic vibrating type diaphragm pump even when a diaphragm of the diaphragm pump is damaged and liquid or combustible gas penetrates an electromagnetic drive section. An ...  
WO/2012/128169A1
Provided is an electromagnetic oscillation diaphragm pump equipped with a water discharge structure with which water that has flowed in can easily be discharged by means of a simple structure without providing a separate member to preven...  
WO/2012/120859A1
[Problem] To provide a pump device with which the performance of a diaphragm can be stabilized. [Solution] A pump device having a drive member one end of which is connected to a diaphragm and the other end of which is connected to a driv...  
WO/2012/104648A1
A pump comprising a side wall closed at each end by an end wall forming a cavity for, in use, containing a fluid, one or more actuators each operatively associated with one or more of the end walls to cause an oscillatory motion of the a...  
WO/2012/094085A1
A synthetic jet device includes a housing, a connector within the housing configured to communicate with an exterior power source, driver electronics within the housing, a first membrane within the housing, and a second membrane within t...  
WO/2012/072282A1
The invention relates to a motor-pump assembly (1), in particular for providing pressure for a brake actuation device of a motor vehicle brake system having a pneumatic brake booster, in particular a vacuum brake booster, comprising a pu...  
WO/2012/016962A3
The invention relates to a pump for conveying a fluid. The pump comprises a pump housing (1) with at least one fluid inlet (35) for the fluid to be conveyed, with at least one pumping chamber (4), which has a flow connection to the fluid...  
WO/2012/016959A3
The invention relates to a pump for conveying a fluid. The pump comprises a pump housing (1) with at least one fluid inlet, with at least one pumping chamber, which has a flow connection to the at least one fluid inlet, and with at least...  
WO/2012/016957A3
A pump for conveying a fluid comprises a pump housing (1) with a fluid inlet (26), a pumping chamber (4), which has a flow connection to the fluid inlet (26), and a fluid outlet (25), which has a flow connection to the pumping chamber (4...  
WO/2012/062542A1
In a method and a system for identifying damage to piston membrane pumps containing working fluids, the pressure of the working fluid is measured during operation in relation to the time and compared with a desired value profile, and a s...  
WO/2012/061287A1
An energy plant includes a high pressure tube having one or more inputs and an output. An air intake is in fluid communication with at least a first input with one or more pumps being in fluid communication with the high pressure tube. A...  
WO/2012/056306A1
The invention is a footwear sole (1) comprising a heat exchange system (2) provided with means (3) for compressing a heat exchange fluid (4) comprising a non-deformable chamber (31) communicating with a condensation unit (6) and an evapo...  
WO/2012/040775A1
An undulatory structure and methods for the fabrication and use thereof. The undulatory structure includes a buckled sheet and one or more work input elements for deforming the buckled sheet in an undulating manner wherein each point in ...  
WO/2011/094422A4
Injection shut off valve devices and methods are provided for limiting flow and pressure from a pharmaceutical composition on injection. In some embodiments, the injection shut off valve is coupled to a syringe and can be used to monitor...  
WO/2011/142528A3
The present invention relates to a diaphragm valve in which a portion for receiving and discharging a fluid is expanded to prevent the diaphragm valve from becoming clogged by thick particles, and in which corrugated pipes are arranged a...  
WO/2011/012696A3
Device to deliver fluid products, comprising a plurality of canisters (40), each containing a predetermined fluid, and connected to an associated delivery unit (20). The device comprises a rotating support (18), on which the plurality of...  
WO/2011/094410A3
Pump cassettes, wound-treatment apparatuses and methods. In some embodiments, a pump cassette comprises: a pump body having a pump chamber, an inlet valve in fluid communication with the pump chamber, and an outlet valve in fluid communi...  
WO/2011/094422A3
Injection shut off valve devices and methods are provided for limiting flow and pressure from a pharmaceutical composition on injection. In some embodiments, the injection shut off valve is coupled to a syringe and can be used to monitor...  
WO/2011/012692A3
Device to deliver fluid products or suchlike, comprising a plurality of canisters (40), each one suitable to contain a predetermined fluid, and connected to an associated delivery unit (20). Each delivery unit (20) comprises a bellows pu...  
WO/2011/145544A1
A small and short fluid pump (101) exerting high pumping ability is configured. The fluid pump (101) is configured from an actuator (40) and a flat section (51) formed from a metal plate. The actuator (40) is formed by adhering a disc-sh...  
WO/2011/142528A2
The present invention relates to a diaphragm valve in which a portion for receiving and discharging a fluid is expanded to prevent the diaphragm valve from becoming clogged by thick particles, and in which corrugated pipes are arranged a...  
WO/2011/071960A3
A helical peristaltic pump includes an inner shaft with several longitudinal channels about its outer surface. The channels each include a flexible bladder therein having a magnetic outer surface. A cylindrical armature having a helical ...  
WO/2011/137145A1
In a reciprocating piston pump, piston 34 has first or upper end 48 and second or bottom end 50 having inlet 52 and outlet 54 bores respectively located therein. Inlet check 32 is located in bore 52 while outlet check 42 is located in bo...  
WO/2011/038807A8
The invention relates to a multi-stage diaphragm suction pump, comprising at least two pump chambers, each having a fluid inlet having at least one inlet valve, and a fluid outlet having at least one outlet valve, and a suction line, whi...  
WO/2011/094866A1
A hydraulic fluid control system for a hydraulic diaphragm pump including at least one hydraulic diaphragm containing a process fluid surrounded by at least one hydraulic fluid chamber containing a hydraulic fluid is provided. The system...  
WO/2011/095795A1
A valve comprises: a first plate (116) having apertures (120) extending through said first plate; a second plate (114) having apertures (118) extending through said second plate, the apertures (118) being substantially offset from the ap...  
WO/2011/094410A2
Pump cassettes, wound-treatment apparatuses and methods. In some embodiments, a pump cassette comprises: a pump body having a pump chamber, an inlet valve in fluid communication with the pump chamber, and an outlet valve in fluid communi...  
WO/2011/094422A2
Injection shut off valve devices and methods are provided for limiting flow and pressure from a pharmaceutical composition on injection. In some embodiments, the injection shut off valve is coupled to a syringe and can be used to monitor...  
WO/2011/038807A3
The invention relates to a multi-stage diaphragm suction pump, comprising at least two pump chambers, each having a fluid inlet having at least one inlet valve, and a fluid outlet having at least one outlet valve, and a suction line, whi...  
WO/2011/073318A1
The invention relates to a motor-pump unit, in particular for providing pressure for a brake actuating device of a motor vehicle brake system having a pneumatic brake booster, in particular a vacuum brake booster, comprising a pump and a...  
WO/2011/069362A1
A position detecting device and method of concrete pump vehicle and a concrete pump vehicle comprising the position detecting device are provided. The position detecting device of concrete pump vehicle comprises a processor(910), a t...  
WO/2011/071960A2
A helical peristaltic pump includes an inner shaft with several longitudinal channels about its outer surface. The channels each include a flexible bladder therein having a magnetic outer surface. A cylindrical armature having a helical ...  
WO/2011/068144A1
A vibrating plate (10) is configured by attaching a piezoelectric element (12) to the diaphragm (11) of the vibrating plate, with an intermediate plate (13) between the diaphragm and the piezoelectric element. At the center of a blower c...  
WO/2011/063573A1
A power supply equipment (2) comprises an airflow generating unit (21), an air motor (22) connected with the airflow generating unit (21) through a tube, and a generator (23); the airflow generating unit (21) generates airflow. The air m...  
WO/2011/040320A1
A piezoelectric micro-blower has low noise achieved with the flow rate characteristic maintained satisfactorily. A piezoelectric micro-blower is provided with: a blower chamber (3) formed between the blower body (1) and a vibration plate...  
WO/2010/132374A3
A reagent head has a housing, an inlet and an outlet. Check valves and other details are not shown for clarity. The reagent head may have a dish where a diaphragm may seat when in a fully forward position. The reagent head may be constru...  
WO/2010/141118A3
An implantable fluid delivery system may include a fluid reservoir configured to hold a supply of fluid, to dispense that fluid under the control of an actuator, and to be implanted within the body of a living host. An actuator within th...  
WO/2011/023085A1
An automatic inflation and constant pressure device for an elastic container (1) comprises the elastic container (1) and a two-stage air pump that consists of a small air pump (2) and a large air pump (3) connected serially. The two-stag...  
WO/2011/004124A3
Microsystem for generating a synthetic jet, corresponding manufacturing method and device for flow control. This microsystem (10) for generating a synthetic jet of fluid, comprising a chamber defining a cavity (12) and provided with an o...  
WO/2011/017862A1
A piezoceramics pump for an electronic product and CPU radiating and cooling system includes a pump body (11) having a basin shape, a liquid inlet pipe (111) and a liquid outlet pipe (112) respectively communicated with an inner cavity o...  
WO/2011/012696A2
Device to deliver fluid products, comprising a plurality of canisters (40), each containing a predetermined fluid, and connected to an associated delivery unit (20). The device comprises a rotating support (18), on which the plurality of...  
WO/2011/012348A1
The invention relates to a fluid feed pump for conveying a fluid, having an electromagnet (6) for creating an electromagnetic field, an anchor (4) that is located in the electromagnetic field of the electromagnet (6) and that can be move...  
WO/2011/012692A2
Device to deliver fluid products or suchlike, comprising a plurality of canisters (40), each one suitable to contain a predetermined fluid, and connected to an associated delivery unit (20). Each delivery unit (20) comprises a bellows pu...  
WO/2011/013037A1
A drive mechanism for generating a negative pressure in a vacuum chamber (32/132) of a breast pump (10/110), the drive mechanism comprising a housing (12/112), a motor (14/114) coupled to a rotatable drive element within the housing, a r...  
WO/2011/007646A1
Provided is a bonding structure excellent in conductivity and bonding property between a piezoelectric body and a metal plate. In the bonding structure in which a metal plate (1) and an electrode (3) of a piezoelectric body (2) are bonde...  
WO/2010/141118A2
An implantable fluid delivery system may include a fluid reservoir configured to hold a supply of fluid, to dispense that fluid under the control of an actuator, and to be implanted within the body of a living host. An actuator within th...  
WO/2010/132374A2
A reagent head has a housing, an inlet and an outlet. Check valves and other details are not shown for clarity. The reagent head may have a dish where a diaphragm may seat when in a fully forward position. The reagent head may be constru...  
WO/2010/115430A1
A lever pump (1) for use in anal irrigation is provided. Such a pump has an actuating handle (2) which the user moves up and down. Due to the length of the handle, the handle functions as a lever to the pump mechanism. The pump mechanism...  
WO/2010/106177A1
A meter pump assembly, in particular for hydrocarbon delivery in a fuel-operated vehicle heating device or a reformer, comprises two delivery units (12, 14), wherein each delivery unit (12, 14) comprises: a delivery chamber (16, 18) havi...  

Matches 201 - 250 out of 3,479