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Match Document Document Title
8920144 Peristaltic pump with linear flow control  
A peristaltic pump includes a conduit having a first end for receiving a fluid from a reservoir and a second end for delivering the fluid. A plurality of fingers are disposed at respective...
8858185 Fluid flow rate compensation system using an integrated conductivity sensor to monitor tubing changes  
An infusion system and method for controlling the fluid flow from a pump includes a pump system that has a controller that utilizes an algorithm to control the flow rate of fluid through tubing. A...
8858202 Rotary diaphragm pump  
The rotary diaphragm pump has a flexible, resilient diaphragm band surrounding an elliptical frame within a case having four chambers surrounding an elliptical core. An articulating mechanism has...
8790096 Multiple segmented peristaltic pump and cassette  
In various embodiments, a surgical cassette, configured to engage peristaltic pump rollers, may include two or more pump segments between a sheet and a substrate coupled to the sheet. The two or...
8529229 Ink jet printing apparatus  
A tube pump reduced of the burden against pump driving caused by dragging of a tube by a pressurizing roller. Specifically, guide members are disposed in the respective introduction portions at...
8430643 Volumetric fluidics pump method with translating shaft  
A pump for moving a fluid through a fluidics system includes a surface and channel disposed along at least a portion of the surface. The pump also includes a driving mechanism having a rotatable...
8371832 Peristaltic pump with linear flow control  
A peristaltic pump includes a conduit having a first end for receiving a fluid from a reservoir and a second end for delivering the fluid. A plurality of fingers are disposed at respective...
8360758 Peristaltic pump  
A peristaltic pump, for propelling liquid through a flexible pump tube, includes an outer casing having a guiding channel wherein an operating portion of the pump tube extends along the guiding...
8308456 Rotary axial peristaltic pumps and related methods  
Rotary axial peristaltic pumps, related methods and components. The rotary axial peristaltic pump generally comprises a platen having a platen surface, a tube positioned adjacent to the platen...
8297954 Rotary axial peristaltic pumps and related methods  
This disclosure concerns rotary axial peristaltic pumps, related methods and components. The rotary axial peristaltic pump generally includes a platen having a platen surface, a tube positioned...
8262375 Tube pump and rotor for tube pump  
A tube pump rotor including a rotor element, a plurality of first swing portions supported pivotally at their base end portions by the rotor element, second arm-shaped swing portions supported...
8197236 Adjustable roller pump rotor  
A pump rotor for a roller pump, is disclosed. The rotor comprises: a first roller support comprising a first roller; a second roller support comprising a second roller; an element in the center...
8162633 Volumetric fluidics pump with translating shaft path  
A pump for moving a fluid through a fluidics system includes a surface and channel disposed along at least a portion of the surface. The pump also includes a driving mechanism having a rotatable...
7762795 Rotary axial peristaltic pumps and related methods  
Rotary axial peristaltic pumps, related methods and components. The rotary axial peristaltic pump generally comprises a platen having a platen surface, a tube positioned adjacent to the platen...
7625189 Peristaltic pump  
A peristaltic pump, for propelling liquid through a flexible pump tube, includes an outer casing having a guiding channel wherein an operating portion of the pump tube extends along the guiding...
7591639 Peristaltic pump  
A peristaltic pump includes a plurality of occlusion surfaces and a plurality of rotors. The plurality of occlusion surfaces include a first occlusion surface and a second occlusion surface. The...
7556481 Rotary axial peristaltic pumps and related methods  
Rotary axial peristaltic pumps, related methods and components. The rotary axial peristaltic pump generally comprises a platen having a platen surface, a tube positioned adjacent to the platen...
7434312 Method for manufacturing an implantable drug delivery device with peristaltic pump having a retractable roller  
An implantable drug infusion device includes a pump tube for holding a liquid to be pumped. A race is configured to support the pump tube. A roller assembly is configured to compress the tube...
7168930 Peristaltic pump with air venting via the movement of a pump head or a backing plate during surgery  
A peristaltic pump 10 for use in ophthalmic surgery includes a housing 12, a pump head 14 having plurality of rollers 16, a backing plate 18 attached to the housing 12, and a length of surgical...
7150607 Uniform flow displacement pump  
A displacement pump comprising a pump assembly and a cassette assembly. The pump assembly includes upper and lower housing portions that define a cavity, an arm disposed in the cavity, a roller...
7037092 Roller pump with housing having integrated reduction gear housing  
A roller pump comprises a pump housing having a cylindrical inner surface, a rotor fixed to a drive shaft placed at the central portion of the pump housing, rollers provided around the rotor and a...
7011387 Tube pump, discharge recovering apparatus and ink jet recording apparatus  
An ink jet recording apparatus includes a tube pump for generating negative pressure in a tube, the tube pump being provided with a tube disposed along an arcuate guide portion, a pressing roller...
6872059 Liquid discharger and apparatus including the liquid discharger  
A liquid discharger 1A has a base 2A where a resilient tube 100 is disposed in a tube guide groove 211A. A retainer 4A is rotatably provided at the base 2A, with a plurality of balls 5 being...
6743204 Implantable drug delivery device with peristaltic pump having retracting roller  
An implantable drug infusion device includes a pump tube for holding a liquid to be pumped. A race is configured to support the pump tube. A roller assembly is configured to compress the tube...
6736617 Peristaltic pump having automatically adjusting bushing  
A roller pump includes a stator, a rotor assembly including a rotor hub, a first roller slide and a second roller slide slidingly disposed within the rotor hub, with each of the roller slides...
6733255 Tube pump and ink jet recording apparatus using the tube pump  
A groove wall of a roller support groove opened to both end faces of a pump wheel comprises such a cam face wherein a roller rotates and rolls and is displaced from release operation position a to...
6645176 Spring loaded implantable drug infusion device  
An implantable drug infusion device includes a pump tube for holding a liquid to be pumped. A race is configured to support the tube. A roller assembly is configured to compress the tube against...
6641249 Recovery unit and ink jet recording apparatus  
A recoverying unit for maintenance and recovery of ink ejection performance of an ink ejecting device includes an elastic tube; a guide member for supporting the tube; a roller for pressing the...
6626867 Implantable drug infusion device with peristaltic pump using tube guides  
An implantable drug infusion device includes a pump tube for holding a liquid to be pumped. A race is configured to support the tube. A roller assembly is configured to compress the tube against...
6599106 Tube pump and ink jet recording apparatus incorporating the same  
In a tube pump, a rotor is fixed to a drive shaft so as to rotate therewith. A tube pressing member is swingable in an axial direction of the drive shaft. A swinging member swings the tube...
6551080 Unsynchronized phase operation of peristaltic pump rollers  
A peristaltic fluid pump having a suction side and a pumping side. The pump includes a pump housing having a mainly arcuate support surface, a flexible tube extending along this surface, a rotor...
6494693 Peristatic pump  
An improved peristaltic pump using a pumptube comprising a single tube of a relatively rigid and hard fluoroplastic material, preferably relatively rigid and hard polytetrafluoroethylene (PTFE),...
6203296 Miniature peristaltic pump  
A miniature peristaltic pump includes a rotor with three turning rollers, a support piece with a rounded portion arranged substantially concentric to the rotor and against which, when operating,...
6102678 Peristaltic pump  
The invention is a peristaltic pump having a particularly simple construction and a low axial bulk.The pump (1) includes a rotor (20) having rollers (21,22,23) which roll against a tube (14)...
6062829 Peristaltic pump  
A peristaltic pump has a fixed support, a rotor rotatable about a rotor axis on the support, and a plurality of rollers mounted on the rotor rotatable about respective roller axes angularly...
6036459 Occlusion compensator for implantable peristaltic pump  
A peristaltic pump which may be used as an implantable medical device includes a rotor arm that is provided with a means for applying a regulated occluding force to the pump rollers. In a...
6030190 Rotary displacement pump  
PCT No. PCT/EP97/02871 Sec. 371 Date Feb. 4, 1998 Sec. 102(e) Date Feb. 4, 1998 PCT Filed Jun. 4, 1997 PCT Pub. No. WO97/46808 PCT Pub. Date Dec. 11, 1997A rotary displacement pump has a stator...
6029688 Water wheel for pumping chemical treatment into water stream  
The invention is a water wheel supplying energy to a pump. The pump will typically be used to apply chemical treatments to the water stream. Some examples of chemicals to be added are acids or...
5759017 Peristaltic pump and tube loading system  
A peristaltic pump and tube body system disclosed includes a pump housing, a pump rotor rotatably mounted in the housing, and a motor for driving the rotor. The housing has a pair of opposed side...
5741125 Peristaltic pump device having an insert cassette of reduced complexity  
The invention relates to a peristaltic pump system. The pump system comprises both an insert (10) and a motor assembly (30). The insert essentially comprises a wall (16) and a duct (22) of...
5657000 Peristaltic pump occlusion detector and adjuster  
An method and apparatus for determining a degree of occlusion in the tubing loop disposed in the raceway of a peristaltic pump. An electrical circuit is formed in tubing loop by filling the loop...
5470210 Product filling assembly  
A product filling assembly includes a rotary member which has two discs mounted for rotation on a common central shaft and a plurality of additional shafts and rollers positioned between the discs...
5462417 Peristaltic pump with linear pump roller positioning mechanism  
A peristaltic pump has a pump rotor rotatable about an axis. The pump rotor carries a pump roller. An actuating rod extends along the axis of rotation. The rod has a distal end and a proximal end....
5415532 High effieciency balanced oscillating shuttle pump  
A pump and a method for pumping liquid or fluid through a pair resilient es includes a shuttle block which partially compresses the tubes in a balanced, alternating manner. The resilient tubes are...
5263831 Peristaltic pump  
A peristaltic pump for providing enhanced maintenance of a position of an interface between a substantially flexible tube and at least one roller which compressively engages such tube. In one...
5154357 Peristaltic voltage blocks  
A coating material dispensing system comprises an electrostatic high potential supply having an output terminal on which the supply maintains a high electrostatic potential, a source of coating...
5110270 Peristaltic pump with spring means to urge slide members and attached rollers radially outward on a rotor  
A peristaltic pump has a compressible tube curved about ninety degrees around a rotor with four sets of slider arms having rollers at their outer ends extending slidably radially out from the...
5033942 Peristaltic voltage block roller actuator  
A peristaltic voltage block for use in systems for electrostatically aided atomization and dispensing of conductive coating materials includes a resilient, electrically non-conductive conduit...
5024586 Accurate peristaltic pump for non elastic tubing  
A peristaltic pump which corrects the effects of creep on a peristaltic tube. A plurality of spring biased rollers apply a substantially constant force to pinch the tube. A pair of elastic...
5009573 Variable occlusion peristaltic apparatus and method  
A variable occlusion device includes a device housing having an occlusion track adapted to receive one or more loops of flexible tubing and having an arcuate reactive surface. The device also...

Matches 1 - 50 out of 84 1 2 >