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:
Apr. 28, 2020
Filed:
Jul. 26, 2016
Qingdao Haier Washing Machine Co., Ltd., Shandong, CN;
Peishi Lv, Shandong, CN;
Lin Yang, Shandong, CN;
Yun Tian, Shandong, CN;
Gangjin Zhang, Shandong, CN;
Mingyan Shao, Shandong, CN;
QINGDAO HAIER WASHING MACHINE CO., LTD., Qingdao, Shandong, CN;
Abstract
A vibration detection device of washing machine comprises a suspender, a damping spring, a sleeve, a bottom cover and an electromagnetic sensing device. The electromagnetic sensing device comprises an electromagnetic coil and a magnet. The upper end of the suspender is connected with a casing of the washing machine, and the sleeve sleeves the lower part of the suspender in a slidable manner. The damping spring is arranged in the sleeve and at least have two damping springs, and the damping springs have different elastic coefficients and are connected in series. The magnet is connected with the suspender, and the bottom cover is fixedly arranged at the bottom of the sleeve. The electromagnetic coil and the bottom cover are relatively fixed.