Title:
PROTECTIVE ELEMENT
Document Type and Number:
Japanese Patent JP3470694
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a protective element which acts as a protective element in both situations of overcurrent and overvoltage, and can be reused as possible, after operation in the case of overcurrent or overvoltage.
SOLUTION: In a protective element 30, a PTC element 1 and a low-melting point metal member 2 are connected in series on a substrate. In the PTC element 1, a heating member 3 is arranged adjacently to the low melting point metal member 2.
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Inventors:
Norikazu Iwasaki
Motohide Takeichi
Yuji Furuuchi
Motohide Takeichi
Yuji Furuuchi
Application Number:
JP2000331004A
Publication Date:
November 25, 2003
Filing Date:
February 28, 1995
Export Citation:
Assignee:
Sony Chemical Co., Ltd.
International Classes:
H01C7/02; H01H37/76; H01H85/48; H02H7/18; (IPC1-7): H02H7/18; H01H85/48
Domestic Patent References:
JP57116537A | ||||
JP287935A | ||||
JP5299206A | ||||
JP714661A | ||||
JP7153367A | ||||
JP8161990A | ||||
JP8172001A | ||||
JP8236304A | ||||
JP62198646U | ||||
JP446502U |
Attorney, Agent or Firm:
Noboru Tajime (1 person outside)