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:
Jun. 27, 2017
Filed:
Mar. 21, 2014
Applicant:
Johnson Electric S.a., Murten, CH;
Inventors:
Chuanhui Fang, Hong Kong, CN;
Feng Liu, Shenzhen, CN;
Feng Xue, Shenzhen, CN;
Chuanjiang Guo, Shenzhen, CN;
Liang Guan, Shenzhen, CN;
Serge Pesetsky, Shenzhen, CN;
Assignee:
Johnson Electric S.A., Murten, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04D 29/48 (2006.01); F04D 29/42 (2006.01); F04D 15/00 (2006.01);
U.S. Cl.
CPC ...
F04D 29/4293 (2013.01); F04D 15/0016 (2013.01); F04D 29/486 (2013.01); Y10S 415/911 (2013.01);
Abstract
A liquid pump () comprises an impeller () housed in an impeller chamber () having an axial inlet () and a plurality of centrifugal passages () communicating with a plurality of outlets () through a valve (). The rotation of the impeller () pumps the liquid into one of the centrifugal passages () and elastically deforms the valve () that controls through which outlet () the liquid is pumped out of the pump ().