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:
Aug. 02, 2022
Filed:
Oct. 17, 2018
Zhejiang Sanhua Automotive Components Co., Ltd., Zhejiang, CN;
Haoming Qiu, Zhejiang, CN;
Xiaojun Qian, Zhejiang, CN;
Zhejiang Sanhua Automotive Components Co., Ltd., Hangzhou, CN;
Abstract
A heat exchange device includes a heat exchanger body and a thermostatic assembly; the heat exchanger body includes a first passage, one end of the first passage is in communication with the fluid inlet of the heat exchanger body, at least part of the thermostatic assembly is arranged in the first passage, the thermostatic assembly comprises a valve body provided with a valve chamber, the valve body is provided with an inlet, a first outlet, and a second outlet which are all in communication with the valve chamber; a return spring, a shape memory alloy spring, and a valve sleeve are provided in the valve chamber, the valve sleeve is slidable back and forth in an axial direction, the shape memory alloy spring is made of a memory alloy material, and the return spring and the shape memory alloy spring are respectively located on two sides of the valve sleeve.