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Patent Searching and Data


Title:
ELECTRIC CONTACT, ITS MANUFACTURING METHOD AND THERMAL PROTECTOR
Document Type and Number:
Japanese Patent JP2006269380
Kind Code:
A
Abstract:

To provide an electric contact capable of surely bringing the final failure mode into a non-conducting state without being welded; and to provide a thermal protector using it and remarkably improved in reliability and safety.

This electric contact includes: a first conductive layer 12; an insulation layer 13 buried in a surface of the first conductive layer 12; and a second conductive layer 14 arranged by covering the first conductive layer 12 on the side having the insulation layer 13 buried therein and the insulation layer 13. The electric contact is so structured that the insulation layer 13 has holes 16 formed in its thickness direction; the first conductive layer 12a is arranged in the holes 16; and the first conductive layer 12 and the second conductive layer 14 are electrically connected to each other through the first conductive layer 12a arranged in the holes 16.


Inventors:
Uehara, Hideji
Tani, Seido
Application Number:
JP2005000089644
Publication Date:
October 05, 2006
Filing Date:
March 25, 2005
Export Citation:
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Assignee:
MATSUSHITA ELECTRIC IND CO LTD
International Classes:
H01H1/04; H01H11/04; H01H37/52