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:
Mar. 04, 1980

Filed:

Jul. 14, 1978
Applicant:
Inventors:

Katsufusa Tanaka, Amagasaki, JP;

Isamu Tanakura, Amagasaki, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01P / ; H01H / ;
U.S. Cl.
CPC ...
200 / ; 73514 ; 200 6153 ; 340683 ;
Abstract

A cylindrical movable member is forcedly fitted into two spaced annular leaf springs and disposed within a main detector body on its longitudinal axis with the lower end of the movable member put in point contact with the bottom of the main body. The leaf springs have outer peripheries fixed to the peripheral wall of the main body. The upper end of the movable member faces an operating rod for a limit switch having a spacing between them.


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