Patent · US Active

Positive displacement pump having axial movement coupling and rotational decoupling

US9651042B2 · kind B2 · utility

1Cited by

1References

11Claims

0Family size

Assignee

Joma-Polytec GmbH · DE

Inventors

Andreas Blank · Hechingen, DE
Martin Thoma · Munich, DE
Torsten Helle · Bingen, DE
Hans-Peter Ott · Hirrlingen, DE
Bernd Hess · Leverkusen, DE
Benjamin Kawa · Hechingen, DE
Willi Schneider · Bodelshausen, DE

Key dates

Filing date	Jun 13, 2013
Grant date	May 16, 2017
Priority date	—
Expiry date	Oct 13, 2033

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF04C2240/811
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

The invention relates to a positive displacement pump, including a pot-shaped housing, a rotor rotatably supported in the housing, and at least one blade movably guided in the rotor, the blade tip of which contacts the inner circumferential wall of the housing and divides the interior into chambers, wherein a locking mechanism that inhibits or brakes the movement of the blade in the rotor is provided.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.