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.:

US 6720504 B1

PDF
Full Text
Expired
Date of Patent:
Apr. 13, 2004

Filed:

Mar. 05, 2003
Applicant:
Inventors:

Takumi Nishimoto, Okayama, JP;

Jun Sugahara, Okayama, JP;

Jun Sato, Okayama, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H 9/00 ; H01H 1/954 ; H01H 1/350 ; H01H 2/500 ; F16D 3/00 ;
U.S. Cl.
CPC ...
H01H 9/00 ; H01H 1/954 ; H01H 1/350 ; H01H 2/500 ; F16D 3/00 ;
Abstract

In a multi-operational electronic device of the present invention, a first switch, which operates when an operating lever is tilted, is so configured that a circular domelike resilient movable contact large enough to cover a plurality of first fixed contacts is partially turned inside out. A connecting part connects an outer cylinder holding a rotary resilient contact, which effects generation of a rotary signal, with an inner cylinder fixed to an operating shaft so that the outer and inner cylinders move with each other in a rotating direction to generate the electric signal and contract vertically to press a central switch.


Find Patent Forward Citations

Nishimoto, Takumi. (2004). Multi-operational electronic device (U.S. Patent No. 6720504). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6720504

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