The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 17, 2015
Filed:
Jul. 12, 2010
Applicants:
Dominique Genoud, Kaltbrunn, CH;
Franck Robin, Lenzburg, CH;
Helmut Thiemer, Sachseln, CN;
Inventors:
Assignee:
Sensile Pat AG, Haegendorf, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01B 7/30 (2006.01); G01R 33/07 (2006.01); F04B 7/06 (2006.01); F04B 35/04 (2006.01); F04B 49/10 (2006.01); F04B 51/00 (2006.01); G01F 11/02 (2006.01);
U.S. Cl.
CPC ...
F04B 7/06 (2013.01); F04B 35/04 (2013.01); F04B 49/10 (2013.01); F04B 51/00 (2013.01); G01F 11/021 (2013.01); G01F 11/029 (2013.01);
Abstract
A pump comprising an electrical motor drive () and a pump engine (), the pump engine having a stator portion () and an axially and rotatably movable rotor portion () mounted in the stator portion. The electrical motor drive comprises a rotor () with a permanent magnet (), a stator () with a magnetic circuit () and one or more coils, and a position sensor () comprising at least one magnetic field detector () positioned in the proximity of the rotor permanent magnet and configured to detect both rotational and axial movement of the rotor.