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:
Jan. 13, 1976
Filed:
Jan. 23, 1975
Applicant:
Inventor:
Calvin J Holtkamp, Mansfield, OH (US);
Assignee:
White-Westinghouse Corporation, Cleveland, OH (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01H / ;
U.S. Cl.
CPC ...
337 64 ; 337 94 ; 337360 ;
Abstract
A thermal cycling switch such as is used to control surface units on domestic cooking ranges is provided with a compression spring arrangement urging the cam controlling the switch in one direction and a shaft axially movable relative to the cam in an opposite direction, and detent means are provided to prevent the shaft and cam from being rotated until the shaft is first shifted axially relative to the cam.