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. 11, 2020
Filed:
Aug. 09, 2019
Xj Electric Co.,ltd, Xuchang, CN;
Xj Group Corporation, Xuchang, CN;
Junwei Wang, Zhoukou, CN;
Bangtian Wang, Xuchang, CN;
Pengcheng Sun, Xuchang, CN;
Weiguo Yang, Xuchang, CN;
Siliang Yang, Xuchang, CN;
Ran Wei, Xuchang, CN;
Xiaopeng Li, Xuchang, CN;
Xiaoyu Deng, Xuchang, CN;
Libo Zuo, Shangqiu, CN;
Jinfang Wang, Xuchang, HN;
Liping Shi, Xuchang, CN;
Miao Wang, Nanyang, CN;
XJ ELECTRIC CO., LTD, Xuchang, CN;
XJ GROUP CORPORATION, Xuchang, CN;
Abstract
Provided is a handcart circuit breaker and a contact device thereof including a contact arm and a moving contact. Inner walls of a cylindrical contact finger base in axial direction respectively have a contact finger groove with a spring contact finger for plugging the contact arm and a fixed contact; a rear of the contact finger base sleeves with a front of the contact arm having a positioning groove larger than a fitting end of the support pin, the contact finger base has support pins extending into the contact finger base; a diameter of a circle corresponding to the fitting end of each support pin is larger than a diameter of a circle corresponding to a bottom of each positioning groove; the contact finger base connects with the contact arm and an elastic support structure is arranged between the contact arm and the inner wall of the contact finger base.