Patents in subclass Pumps/Adjustable Backing
Parent class: Pumps
| Number | Patent title | Issue Date |
|---|---|---|
| 07300264 | 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... |
11/27/2007 |
| 07241119 | 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... |
07/10/2007 |
| 07214038 | 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... |
05/08/2007 |
| 07168930 | 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 16 and backing plate... |
01/30/2007 |
| 07118203 | 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 |
| 06722865 | 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... |
04/20/2004 |
| 06551080 | 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... |
04/22/2003 |
| 06419466 | 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... |
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... |
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... |
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... |
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... |
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... |
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... |
01/20/1998 |