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.

Date of Patent:
Apr. 16, 2019

Filed:

Jun. 29, 2016
Applicants:

Seari Electric Technology Co., Ltd., Shanghai, CN;

Shanghai Noark Electric Co., Ltd., Shanghai, CN;

Zhejiang Chint Electrics Co., Ltd., Yueqing, CN;

Inventors:

Xiaofeng Jiang, Shanghai, CN;

Jiqing Hu, Shanghai, CN;

Peng Chen, Shanghai, CN;

Dapeng Li, Shanghai, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H 71/04 (2006.01); H01H 71/08 (2006.01);
U.S. Cl.
CPC ...
H01H 71/04 (2013.01); H01H 71/082 (2013.01); H01H 2071/042 (2013.01); H01H 2221/024 (2013.01); H01H 2221/046 (2013.01); H01H 2225/014 (2013.01);
Abstract

A fault state indication device for a circuit breaker includes: a contact group; and a transmission assembly and an indication assembly that are mounted inside a housing. The contact group implements a normally open contact group and a normally closed contact group. The transmission assembly acts on a contact support, different open and closed states of the contact group are realized via the contact support. The indication assembly indicates a fault state, the indication assembly is linked with the circuit breaker, and carries out a corresponding state indication in response to a fault.


Find Patent Forward Citations

Loading…