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:
Jul. 26, 1983
Filed:
Mar. 02, 1981
Applicant:
Inventors:
Minoru Shimada, Yokaichi, JP;
Kiyofumi Torii, Yokaichi, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05B / ;
U.S. Cl.
CPC ...
219544 ; 219505 ; 219328 ; 219540 ; 219541 ; 219553 ; 219311 ; 338 / ; 338 / ; 338274 ;
Abstract
A self-regulating electric heater includes a casing made of ceramic and a heating unit housed in the casing. The heating unit includes a PTC body for generating heat when electric current is supplied, heat dissipating plates essentially made of brass and coupled to the PTC body in such a manner as to sandwich the PTC body between the heat dissipating plates and terminals connected to each of the heat dissipating plates for the external electrical connection. The self-regulating electric heater further includes lid member and sealing member for sealing the casing hermetically.