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:
Nov. 29, 2022
Filed:
Aug. 20, 2019
Qingdao Haier Air-conditioning Electronic Co., Ltd., Qingdao, CN;
Shaojiang Cheng, Shandong, CN;
Jun Wang, Shandong, CN;
Benhai Yuan, Shandong, CN;
Bin Shi, Shandong, CN;
QINGDAO HAIER AIR CONDITIONER GENERAL CORP., LTD., Shandong, CN;
Abstract
Embodiments of the present disclosure provide a protection circuit and an air conditioner, which are applied to the field of air conditioner technologies and used to protect an indoor unit. The protection circuit provided by the embodiments of the present disclosure includes: a positive temperature coefficient thermistor; a signal input terminal; and a communication module; wherein a first end of the positive temperature coefficient thermistor is connected to the signal input terminal, and a second end of the positive temperature coefficient thermistor is connected to the communication module.