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:
Oct. 30, 1984

Filed:

Sep. 29, 1982
Applicant:
Inventor:

Kunio Hara, Kawasaki, JP;

Assignee:

Nifco Inc., Kanagawa, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H / ;
U.S. Cl.
CPC ...
337407 ; 337408 ;
Abstract

A thermal cutout fuse comprises a housing, a first lead wire thrust into the housing, a movable contact connected to the first lead wire, a stationary contact disposed around the movable contact and electrically connected to a second lead wire, a coil spring having resilient force of bending elasticity large enough to support the movable contact and separate the movable contact from the stationary contact, a thermally sensitive pellet having a melting point which conforms to the preset unsafe temperature and disposed within the housing, and a solid member interposed between the thermally sensitive pellet and the movable contact and adapted to bring the movable contact into contact with the stationary contact against the bending elasticity of the coil spring.


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