Tube pump
US6382937B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 2, 2000 |
| Grant date | May 7, 2002 |
| Priority date | — |
| Expiry date | Oct 2, 2020 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF04B43/082
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
Disclosed is a tube pump. The tube pump comprises a driving shaft having a plurality of eccentric cams which are mounted to the driving shaft in a manner such that positions of top dead centers of the eccentric cams are sequentially lowered and then raised along a fluid flowing direction, the plurality of eccentric cams being spaced apart one from another by a predetermined distance; a fixed shaft positioned parallel to the driving shaft; a tube having an inner diameter which is larger than a diameter of the fixed shaft and surrounding the fixed shaft; and a plurality of actuation rods formed, at upper portions thereof, with a plurality of cam inserting holes into which the plurality of eccentric cams are respectively inserted and, at lower portions thereof, with a plurality of tube inserting slots through which the tube is inserted, the plurality of actuation rods being repeatedly raised and lowered in such a way as to be interlocked with rotation of the plurality of eccentric cams.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.