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:
Apr. 13, 2012
Yue LI, Hong Kong, CN;
Lisheng Liu, Shenzhen, CN;
Hongjian Zhang, Shenzhen, CN;
Zongqian Qi, Shenzhen, CN;
Awade Badafem, Shenzhen, CN;
Min LI, Shenzhen, CN;
Yue Li, Hong Kong, CN;
Lisheng Liu, Shenzhen, CN;
Hongjian Zhang, Shenzhen, CN;
Zongqian Qi, Shenzhen, CN;
Awade Badafem, Shenzhen, CN;
Min Li, Shenzhen, CN;
Johnson Electric S.A., Murten, CH;
Abstract
A heating pump includes an electric motor, a pump housing fixed to the motor, an impeller driven by the motor, and a ring heater with an inner hole for heating fluid in the pump housing. The pump housing has a pump chamber and a pump inlet and a pump outlet which are in fluid communication with the pump chamber. The impeller is received in the pump housing and having an impeller inlet and a plurality of impeller outlets. The ring heater is disposed inside the pump chamber and between the pump inlet and the impeller. The impeller inlet is in fluid communication with the pump inlet via the inner hole.