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| Number | Title | Issue Date |
| 8297955 | Roller pump Provided is a roller pump that can easily install/remove an elastic tube and appropriately control a discharge flow rate. The roller pump includes a pump slide that is connected to a pump block cover via two slider links and restricts an arrangement of the elastic t... | 10/30/2012 |
| 8147223 | Tube pump and liquid ejection apparatus A flexible tube has a first portion and a second portion located close to each other in the vicinity of an opening of an accommodating case. A pressing member moves from the first portion to the second portion along the tube while pressing a portion of the tube. An ... | 04/03/2012 |
| 8128384 | Tube loading assembly for peristaltic pump A spring mounted tube pressing member for peristaltic pumps allows loading and unloading of an elastic tube section between the tube pressing member and a continuously revolving rotor assembly by selectively moving between a locked position for fluid transfer and an... | 03/06/2012 |
| 8083503 | Peristaltic pump assembly and regulator therefor A peristaltic pump assembly includes a pump body and a cassette removably attached thereto, wherein the cassette includes a race configured to provide a compression surface for a tube supported by the cassette. A roller assembly is operatively connected to the pump ... | 12/27/2011 |
| 7878773 | Dynamically tensioned peristaltic tubing pump An improved peristaltic pump whereby the elastomeric tubing communicates with the peristaltic pump in a way that allows for axial movement of the tubing thereby extending the flex life of the pump tubing. A tubing element is fitted with a flange that allows tension ... | 02/01/2011 |
| 7722338 | Peristaltic pump providing simplified loading and improved tubing kink resistance A peristaltic pump is provided that simplifies the loading of tubing and automatically self-centers the tubing relative to the pump wheel, wherein the pump includes an elongated arm having slotted pinch forks for engaging the tubing. The pinch forks are arranged sub... | 05/25/2010 |
| 7654803 | Tube pump and liquid ejection apparatus A flexible tube has a first portion and a second portion located close to each other in the vicinity of an opening of an accommodating case. A pressing member moves from the first portion to the second portion along the tube while pressing a portion of the tube. An ... | 02/02/2010 |
| 7597546 | Hose pump A peristaltic hose pump has a rotor which is rotatable by a drive shaft as well as a support element which extends along a part of the rotor periphery. A flexible hose is inserted between the support element and the rotor. The support element is movable in the direc... | 10/06/2009 |
| 7316662 | Infusion device for medical use An infusion device for medical use has a container designed to hold a specified quantity of a liquid to be infused into a patient, a weighing device associated for operation with the container to measure the weight of the container and emit a corresponding signal, a... | 01/08/2008 |
| 7300264 | Peristaltic pump A peristaltic pump includes occluding surfaces rotatably supported by a support, an occlusion having an occlusion surface and a drive system configured to rotate occluding surfaces about a common axis. At least one of the support and the occlusion is movable towards... | 11/27/2007 |
| 7287968 | Peristalic pump having hinged backing plate A peristaltic hose pump comprising a roller wheel, which can rotate about a roller wheel axis and which has rollers that are mounted on the roller wheel. The rollers roll along a circular path having a certain radius with respect to the roller wheel axis. The perist... | 10/30/2007 |
| 7258534 | Fluid delivery device identification and loading system A medical pump includes a chassis having a fixed seat, and a main carriage having a carriage footing for receiving a fluid delivery device and restricting its movement. An actuator automatically moves the main carriage between open and closed positions to engage the... | 08/21/2007 |
| 7241119 | Tube pump and liquid injection apparatus A flexible tube has a first portion and a second portion located close to each other in the vicinity of an opening of an accommodating case. A pressing member moves from the first portion to the second portion along the tube while pressing a portion of the tube. An ... | 07/10/2007 |
| 7223079 | Quick loading peristaltic pump A peristaltic pump for transporting a fluid within a flexible tube having a first end, a middle portion, and a second end. The peristaltic pump may include a roller assembly positioned for rotation, a first door positioned adjacent to the roller assembly and pivotab... | 05/29/2007 |
| 7214038 | Hose cartridge for a peristaltic pump A hose cartridge for a peristaltic pump comprises a cartridge housing provided with a lateral recess. The recess is delimited at least partially by an element having essentially the shape of a segment of a circle. A roller wheel of the peristaltic pump can engage th... | 05/08/2007 |
| 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 tubing 50. The rollers ... | 01/30/2007 |
| 7118203 | Peristaltic pump An occlusion for use in a peristaltic pump includes independently movable occlusion fingers. The fingers are integrally formed as a single unitary body. ... | 10/10/2006 |
| 7036751 | Pump operated spraying device A water gun and a watering container using an electrically operated peristaltic pump for pumping water through a nozzle located at the end of a tube connecting a reservoir with an outlet opening. The pump is electrically controlled by a trigger mechanism in a handle... | 05/02/2006 |
| 6976528 | Spray cooling system for extreme environments A spray cooling system for extreme environments for providing a desired enclosed environment for electronic devices regardless of external environmental conditions. The spray cooling system for extreme environments includes an enclosure that isolates the electronic ... | 12/20/2005 |
| 6722865 | Universal tube clamp assembly A clamp assembly for flexible tubing including a housing, at least one movable slide disposed within the housing, an opening defined between each side of the at least one slide and the housing for receiving flexible tubing, and a control element, rotation of the con... | 04/20/2004 |
| 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 having two opposite rollers for during operation rolling ove... | 04/22/2003 |
| 6419466 | Pump A peristaltic pump for pumping a liquid, such as a juice concentrate, includes a rotor assembly attached to a housing, a band attached to the housing and surrounding at least a portion of the rotor assembly A tube is positionable between the band and the ... | 07/16/2002 |
| 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 preferred embodiment, an expandable chamber containing a pressurize... | 03/14/2000 |
| 6033060 | Multi-channel ink supply pump A multi-channel ink supply pump includes a pump shaft with four associated rollers and a cam shaft with four cams evenly spaced longitudinally along the cam shaft. Four tube pinching arms are each hinged at one end to a fixed point. The free ends of the t... | 03/07/2000 |
| 5871341 | Peristaltic pump driven pump roller apparatus and methodology A peristaltic pump is provided with drive gear mechanisms so that the pump rollers are respectively driven about their support axes in a rotatable direction opposite to that in which the support discs are driven. The result is that a forward motion is app... | 02/16/1999 |
| 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 walls hinged and releasably latched to the housing whereby ... | 06/02/1998 |
| 5746585 | Peristaltic pump and method in a peristaltic pump for advancing a tube from a first position to a second position The peristaltic pump includes a motor and an assembly driven by the motor. The assembly includes a rotating member, a retaining member having a slot, and a tubing advance pad sized to be substantially disposed in the slot, wherein in a first time interval... | 05/05/1998 |
| 5709539 | Pressing plate for linearized pulses from a peristaltic pump A peristaltic pump comprises a rotatable drum 2 having rollers 5 or cams 5' for squashing a flexible tube 9 against a profiled surface 10 of a presser plate 7. Tube 9 is mounted between supports 14 and 15 on presser plate 7 and is automatically movable be... | 01/20/1998 |
| 5549461 | Peristaltic pump attachment for slurry mixers A peristaltic pump is disclosed for attachment to a slurry mixing machine. The peristaltic pump includes an occluder ring, a pump rotor driven by the drive of the slurry mixing machine, a plurality of compression wheels driven by the pump rotor, and a fle... | 08/27/1996 |
| 5470211 | Roller pump A roller pump for medical technology, in particular for pumping blood in extracorporeal circulations. The roller pump has a stator (1) with a cylindrical hollow space (2), the wall structure of which is formed as a support wall (3) for a pump tube (5) led... | 11/28/1995 |
| 5447417 | Self-adjusting pump head and safety manifold cartridge for a peristaltic pump An actuator for a self-adjusting pump head assembly has a variable position pump shoe slidably attached to a base. The assembly pumps liquids through a tube in a peristaltic pump, including a translator of rotational motion into linear motion and a crank ... | 09/05/1995 |
| 5388972 | Peristaltic pump with removable tubing of precise length A precision peristaltic pump is provided which assures that a precisely controlled length of tubing is operated upon by the pump. Recesses are provided on either side of a tube receiving gap for the pump, which recesses have different sizes and/or shapes ... | 02/14/1995 |
| 5380173 | Peristaltic pump A peristaltic pump constructed of a relatively small number of components so that performance and reliability criteria can be satisfied in a relatively economical and compact pump. In a preferred embodiment, the occlusion bed pivots about a pair of hinge ... | 01/10/1995 |
| 5131823 | Device for joining a connection piece to peristaltic pump This device includes a support (14) provided with a semicylindrical seat (15) intended to receive a connection piece segment (12). This segment (12) has a semicircular collar (170) inclined with respect to the axis of the connection piece and intended to ... | 07/21/1992 |
| 5127908 | Peristaltic infusion device A rotary type of peristaltic pump having the rotor member mounted on one side thereof and including a swing arm rotatably mounted along the side of the peristaltic pump such that the swing arm is movable between a fluid delivery set loading open position ... | 07/07/1992 |
| 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 rotor with the sliders being spring-biased outward to cause the... | 05/05/1992 |
| 5096393 | Peristaltic pump with hinged rotor support housing and adjustable tube rack The invention provides a peristaltic metering pump for dosing metered quantitites of fluids along a plurality of flow lines. The pump comprises a set of rollers and a plurality of flexible liquid transfer tubes, the tubes being mounted on a tube mounting ... | 03/17/1992 |
| 5083908 | Miniature peristaltic pump The miniature peristaltic pump (1) of this invention includes a pump module (2) comprising a gear (11) arranged to drive a rotor bearing rollers, said rollers crushing locally at least one tube into which a medicinal preparation may be sucked in at the in... | 01/28/1992 |
| 5082429 | Peristaltic pump A peristaltic pump providing a mechanism for varying tubing occlusion in combination with a camming mechanism which facilitates opening and closing of the pump.... | 01/21/1992 |
| 4925376 | Peristaltic pump with tube holding mechanism A peristaltic pump for pumping fluids through a flexible tube is described which has a quick release and engagement mechanism that permits easy and rapid removal or insertion of the flexible tube into the device. The quick release and engagement mechanism... | 05/15/1990 |
