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:
Sep. 01, 1998

Filed:

May. 28, 1996
Applicant:
Inventor:

Ryoichi Taniuchi, Fukui-ken, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H / ;
U.S. Cl.
CPC ...
200 / ; 200 / ; 200564 ;
Abstract

A terminal plate 6 is formed into a circular cup shape having a bottom 6b and a cylindrical wall 6a. A plurality of terminals 14 are provided on bottom 6b of terminal plate 6. A rotor 1 is rotatably supported on terminal plate 6. A contact piece 5, resiliently engaged with rotor 1, is selectively brought into contact with terminals 14 to close a circuit. An undulated portion 10 is provided along the lower end cylindrical wall 1b of rotor 1. A ball 8, a spring 9 and undulated portion 10 cooperatively constitute an intermittent movement mechanism disposed between rotor 1 and terminal plate 6. Contact piece 5 intermittently rotates against a resilient force of spring 9 to change its rotational angle in accordance with a rotation of rotor 1. An elastically deformable portion 13 is formed on cylindrical wall 1b of rotor 1 while a rigid claw 12 is formed on the upper edge of cylindrical wall 6a of terminal plate 6, cooperatively constituting a snap-in mechanism. A guide shaft 7, extending upward from the center of terminal plate 6, is inserted into a bore 3 on the lower surface of rotor 1, so that rotor 1 is rotatably supported on terminal plate 6.


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