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:
Aug. 09, 2016
Filed:
Nov. 06, 2013
Tokyo Cosmos Electric Co., Ltd., Kanagawa, JP;
Taro Fukunaga, Kanagawa, JP;
TOKYO COSMOS ELECTRIC CO., LTD., Kanagawa, JP;
Abstract
An easy-to-design rotary operation type electronic component is provided. The component includes a columnar control shaft; a shaft supporter having a circular through shaft hole; an electrical signal control section which is attached to one end of the shaft supporter and allows an electrical signal to be controlled by rotary operation of the control shaft; and a cylindrical spring which is held in a spring holding space formed between the outer periphery of the control shaft and the inner periphery of the through shaft hole, and has a ring shape with an opening cut in the direction of the central axis. The cylindrical spring includes a plurality of leaf spring portions which extend in the direction of the central axis of the control shaft, are connected together in the circumferential direction of the control shaft, and are arranged on the outer periphery of the control shaft.