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:
Sep. 29, 2015
Filed:
Sep. 13, 2011
Applicants:
Zhi Ping Fu, Shenzhen, CN;
Min LI, Shenzhen, CN;
Inventors:
Zhi Ping Fu, Shenzhen, CN;
Min Li, Shenzhen, CN;
Assignee:
Johnson Electric S.A., Murten, CH;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 25/00 (2006.01); F04D 29/054 (2006.01); F04D 29/12 (2006.01); F16J 15/34 (2006.01); F04D 29/20 (2006.01);
U.S. Cl.
CPC ...
F16J 15/3464 (2013.01); F04D 29/20 (2013.01);
Abstract
A coupling structure for connecting an impeller to a motor shaft of a liquid pump, includes a carrier rod sleeved on the shaft, and a seal assembly connecting the carrier rod to a housing of the pump. The carrier rod is fixed to the shaft by way of a screw thread structure. The seal assembly includes a rotating seal sealingly fixed on an outer surface of the carrier rod and fixed to the carrier rod for rotation there with by an interlocking structure.