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:
Jul. 05, 2011
Filed:
Aug. 20, 2008
Applicants:
Hong Ik Yang, Chungcheongbuk-do, KR;
Sang Chul Lee, Chungcheongbuk-do, KR;
Kil Young Ahn, Daejeon, KR;
Inventors:
Hong Ik Yang, Chungcheongbuk-do, KR;
Sang Chul Lee, Chungcheongbuk-do, KR;
Kil Young Ahn, Daejeon, KR;
Assignee:
LS Industrial Systems Co., Ltd., Gyeonggi-Do, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01H 75/00 (2006.01); H01H 77/00 (2006.01); H01H 83/00 (2006.01); H01H 9/20 (2006.01); H01H 3/00 (2006.01); H01H 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An apparatus for auxiliary contact of circuit breaker is disclosed that is capable of preventing an erroneous operation of and damage to an ON/OFF switch caused by over-stroke of a linkage mounted at an auxiliary contact apparatus, and enhancing reliability despite repeated opening/closing thereof.