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. 24, 2012
Filed:
May. 31, 2005
Applicants:
Arata Tanaka, Ryugasaki, JP;
Keiichiro Nomura, Choshi, JP;
Inventors:
Arata Tanaka, Ryugasaki, JP;
Keiichiro Nomura, Choshi, JP;
Assignee:
Tyco Electronics Japan G.K., Kawasaki-shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01C 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
There is provided a polymer PTC device which has a further improved performance. Such PTC device comprises (A) a polymer PTC element containing (a1) an electrically conductive filler and (a2) a polymer material, and (B) at least one metal electrode disposed on at least one surface of the polymer PTC element, and the electrically conductive filler is an Ni alloy filler which has oxidation resistance under a high temperature and dry atmosphere, and the polymer material is a thermoplastic crystalline polymer.