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:
May. 05, 2020
Filed:
Nov. 16, 2018
Hyundai Motor Company, Seoul, KR;
Kia Motors Corporation, Seoul, KR;
Hyo Jo Lee, Suwon-Si, KR;
HYUNDAI MOTOR COMPANY, Seoul, KR;
KIA MOTORS CORPORATION, Seoul, KR;
Abstract
A thermostat includes: a thermostat housing having an inlet and an outlet; an internal housing having a main valve hole and a fail-safe hole, wherein the internal housing is disposed within the thermostat housing and internal housing and has a main chamber communicating with the inlet of the thermostat housing; a wax housing disposed within the internal housing and having a first wax and a second wax; a first valve selectively opening or closing the main valve hole according to expansion or shrink of the first wax; and a second valve selectively opening or closing the fail-safe hole according to expansion or shrink of the second wax.