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:
Jun. 20, 1978
Filed:
Dec. 13, 1976
Applicant:
Inventors:
Philip J Dennis, Cape Elizabeth, ME (US);
George H Simpson, Windham, ME (US);
Assignee:
GTE Sylvania Incorporated, Danvers, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H / ;
U.S. Cl.
CPC ...
337-5 ; 337416 ; 361 24 ;
Abstract
A disc type thermistor has a low melting point metal rod disposed between the thermistor and a metal spring. The spring places the rod in compressive contact with one surface of the thermistor. When the thermistor overheats, the rod melts and opens the circuit.