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Patent Searching and Data


Matches 651 - 700 out of 12,345

Document Document Title
WO/2013/148312A1
A microfluidic pump is provided for managing fluid flow in disposable assay devices, which provides constant flows even at very low flow rates. Devices utilizing the microfluidic pump, as well as methods for manufacture and performing a ...  
WO/2013/139408A1
The invention relates to a device for supplying and metering a fluid for medicinal purposes, comprising at least one pump for conveying the fluid and at least one component (10; 40) through which the fluid is conveyed. The component (10;...  
WO/2013/135681A1
The present invention relates to a displacement pump comprising a delivery chamber, which is connected to a pressure connection and a suction connection, a displacement element determining the volume of the delivery chamber, said element...  
WO/2013/134056A1
A two-cavity pump (10) has a side wall (22) closed by two end walls (12,19) for containing a fluid. An actuator (40) is disposed between the two end walls (12,19) and functions as a portion of a common end wall (21) of the two cavities (...  
WO/2013/007537A3
The invention relates to a turbomachine (H) comprising an air flow generation unit (1) which can be excited to create vibrations and which includes a Chladni resonator (3, 9) having at least one resonantly excitable plate (3). An illumin...  
WO/2012/087798A3
A medical fluid pumping system that includes a medical fluid pumping machine that includes an actuator and a medical fluid cassette that can be disposed within a cassette enclosure of the medical fluid pumping machine. A member is dispos...  
WO/2013/130255A1
Disc pump systems and methods relate to a disc pump system that includes a first disc pump having a first actuator and a second disc pump having a second actuator. The systems and methods utilize sensors to measure the displacements of t...  
WO/2013/125576A1
[Problem] To provide a medical pump that is a means that easily performs non-numeric sensing, and can notify to a user a pumping speed matching the actual pumping state of a transfusion. [Solution] The medical pump is provided with: a ca...  
WO/2013/124728A1
Zero waste dosing method for filling containers (22) of liquids which provides to use, at a delivery station (19) of the liquid product, at least a volumetric pump (12) with a rotor and stator, associated with a tank (1 1) of the liquid ...  
WO/2013/125364A1
The fluid control device (100) is provided with a piezoelectric pump (101), a controller (111), and a drive circuit (112). The fluid control device (100) is connected to an air reservoir (109). The drive circuit (112) applies a first dri...  
WO/2013/117945A1
A fluid pump comprising one or two cavities which, in use, contains a fluid to be pumped, the chamber or chambers having a substantially cylindrical shape bounded by first and second end walls and a side wall; an actuator which, in use, ...  
WO/2013/117223A1
A pumping device (1) for inflating/deflating an ear mold (2) for a hearing device including a first segment (3) adapted to be in a first state (16) to form a container (4) for encapsulating a volume of air into the pumping device (1) and...  
WO/2013/119840A1
A disc pump system includes a pump body (11) having a substantially cylindrical shape defining a cavity (16) for containing a fluid, the cavity (16) being formed by a side wall (18) closed at both ends by substantially circular end walls...  
WO/2013/115546A2
The present invention relates to a smart hybrid actuator comprising: a main body (51) having a space portion formed such that a piston (531) reciprocates therein, a flow path space portion (515) formed in a wall such that hydraulic oil f...  
WO/2012/057611A9
A milking installation (1) is shown with a milking robot (2) for automatically connecting teat cups (3) to the teats of a dairy animal. Milk lines (4) extend between the teat cups and a milk de-aeration unit or milk glass (5). A de-aerat...  
WO/2013/102236A1
A hand operated medical pump is described including: at least one fluid inlet; at least one fluid outlet; a flexible pump bulb defining a pumping chamber which forms at least part of a pumping flow pathway; at least one directional valve...  
WO/2013/068726A3
Bending transducer (2) for deflecting a pumping diaphragm in a diaphragm pump, which transducer has a layered structure (4) comprises a carrier (6), which carrier extends in the longitudinal direction up to a deflecting end (12) and on w...  
WO/2013/092957A1
Delivery device (30) for delivering a fluid, in particular a liquid medium, having a movable delivery element (33), wherein the delivery element (33) is designed to draw in the fluid present at a suction port (19) and to convey the fluid...  
WO/2013/089481A1
The present invention relates to a regenerative cell extraction system and to a peristaltic pump used in the system. The regenerative cell extraction system according to the present invention comprises: a first unit for isolating fatty t...  
WO/2013/087668A1
The invention relates to a pumping unit (14, 30) for conveying a reducing fluid, in particular for conveying a urea-water solution for reducing nitrogen oxides in an exhaust gas flow of an internal combustion engine, with a housing cover...  
WO/2013/084579A1
An electronic sphygmomanometer (1) is provided with a cuff (20) mounted onto a measurement site, a drive circuit (53) for driving a piezoelectric pump, and a controller (100) for outputting to the drive circuit a pulse signal regulating ...  
WO/2013/084203A1
The present invention relates to a portioning device for portioning out a liquid foodstuff product (2) from a container (3), wherein a hose member (4) of elastic and resilient material is connectable with the container such that product ...  
WO/2013/085637A1
A pump apparatus has a downhole pump disposed in a wellbore and has a motor at the surface, and a rod string operatively moved by the motor reciprocates the downhole pump in the wellbore. A downhole card indicative of load and position o...  
WO/2013/086210A1
A pumping mechanism is disclosed that includes a plurality of peristaltic pumping actuators configured to selectively and sequentially compress adjacent portions of a first portion of an at least partially compressible pumping element ha...  
WO/2013/045598A3
The invention relates to a positive displacement pump (100), comprising a drive unit (1) and a pump unit (2) having several working chambers (4, 4'), several displacement elements (3, 3'), and at least three cylinders (5), preferably exa...  
WO/2013/076465A1
A dispenser for beverages that includes at least two product carrying lines (11, 12) and a peristaltic pump (13,14,15) acting to move a product through both lines. At least one of the lines (12) is switchable to a recirculation loop (12d...  
WO/2013/074100A1
A diaphragm pump includes a first plate, a second plate and a diaphragm having first and second side surfaces. A fluid chamber is defined by the first plate and the first side of the diaphragm, a fluid inlet fluidly connected to the flui...  
WO/2013/041092A3
The invention relates to a peristaltic pump comprising at least one tube and one or more occluding means for continually occluding the tube in the direction of travel of a fluid. A contact surface of the tube rests on a casing, and the c...  
WO/2013/068726A2
Bending transducer (2) for deflecting a pumping diaphragm in a diaphragm pump, which transducer has a layered structure (4) comprises a carrier (6), which carrier extends in the longitudinal direction up to a deflecting end (12) and on w...  
WO/2013/068206A1
In order to improve a pump hose which is suitable for a peristaltic pump and by means of which transitions inside the hose are avoided and which is also operationally reliable, the disclosed pump hose has a tubular centre part (11), conn...  
WO/2013/066145A1
A microfluidic device (10) comprises a pumping unit having a pump chamber (15) includes an upper wall (15a), a bottom wall (15b), a first curved sidewall (15c) having at least two inlets (30a) and a second curved sidewall (15d) having at...  
WO/2013/065423A1
Provided is a diaphragm pump configured so that when a piston is caused to project as much as possible and a rolling diaphragm is extended, the smoothly curved expected shape is obtained instead of a shape in which a curved section forme...  
WO/2013/061020A1
A peristaltic pumphead (2) comprising a pumping chamber (16), within which is disposed a pressing element (48) for exerting a peristaltic action on a tube (52) extending within the pumping chamber (16), and an auxiliary chamber (18), whi...  
WO/2013/061021A1
A peristaltic pumphead (2, 202) comprising a pumphead housing (4, 204) accommodating a pumping tube (52, 276), an end of the tube (52, 276) being provided with an end fitting (70, 72, 282) having a through passage (74, 76, 294) and an ab...  
WO/2013/061022A1
A peristaltic pump comprising a drive unit (1) and a pumphead (2) comprising a pressing element (48). The pumphead (2) is connectable to the drive unit (1) such that, when connected, the pressing element (48) is driveable by the drive un...  
WO/2013/057109A1
A peristaltic pump (1) for pumping a liquid comprises a flexible tube (2) for guiding the liquid to be pumped, a compression means (5) being actuatable for compressing the flexible tube (2), an upstream valve means (3) arranged in an ups...  
WO/2011/097361A3
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 comprises an actuator operatively associated ...  
WO/2013/057178A1
The invention relates to a method for operating a feed pump (1), which operates in a pulsating fashion, in a feed unit (2) for feeding a liquid operating substance (3) for a motor vehicle (4) with a feeding direction (5). The feed pump (...  
WO/2013/055893A2
A refill unit for a foam dispenser including a liquid container and a diaphragm foam pump connected to the liquid container and diaphragm foam pumps. The diaphragm foam pump includes an elastomeric diaphragm having an air piston bore and...  
WO/2013/054801A1
Provided are a fluid-control device capable of adjusting the natural frequency of a flexible plate to an optimal value, and a method for adjusting the fluid-control device. In a pressing step, a piezoelectric pump (101) is placed on a st...  
WO/2013/053982A1
This invention concerns peristaltic pumps and an adjustment mechanism for adjusting a compression force imposed on a hose. The adjustment mechanism comprises at least a gear unit and a counterpart for the gear unit. The counterpart is op...  
WO/2013/028416A3
This invention discloses a peristaltic pump composed of a two-stage linear peristaltic pump mechanism, which engages in different functions, charging and pumping a fluid to a patient. This peristaltic pump is capable of restoring the cru...  
WO/2011/116910A3
The invention relates to a valve for alternately filling two working chambers (A, B) of a piston-cylinder system (1, 2, 3) of a pump with a fluid, wherein the valve has two valve pump outlets (PA, PB) for connecting to the working chambe...  
WO/2013/017241A8
The invention relates to a method for detecting the permeability of a section of a extracorporeal flexible tube inserted into a peristaltic pump (23), a detection device for carrying out a claimed method, a medicinal treatment device whi...  
WO/2013/046330A1
A microdiaphragm pump which has a diaphragm chamber that makes contact with one side of an intake valve and a discharge valve, and which is equipped with: two valve plate sheets (12), which are stacked facing each other and reversed with...  
WO/2013/040874A1
A liquid flow output method, a phase change power device, and a constant flow pump. The present invention uses fixed volume changes of some phase change materials that occur in the phase change process from solid to liquid. Through pre-c...  
WO/2013/041702A1
A peristaltic pump comprises a tube (2) for transporting a material, wherein the tube (2) is arranged linearly along a longitudinal axis (3). The peristaltic pump further comprises a pump head (9) for causing a squeezing of the tube (2),...  
WO/2013/041701A1
A peristaltic pump (1 ) comprises a tube (2) to transport a material in a transport direction (4) and a conveying screw (3), which is configured to cause a transport of the material by causing a successive squeezing of the tube (2) along...  
WO/2013/044195A2
One or more electroactive polymer (EAP) strips (20, 54) are circumferentially or lengthwise embedded or mounted around the fluid passage member (20, 52). The EAP strips are configured to function as a pump when a prescribed electrical ch...  
WO/2013/043322A1
A peristaltic pump assembly comprises a pump and a removable cassette. The pump includes a pumping mechanism portion having opposed inner and outer walls defining a slot opening therebetween, and further having a cassette mounting pin ex...  

Matches 651 - 700 out of 12,345