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. 31, 2023
Filed:
Feb. 15, 2022
Jen-chih Liu, Taipei, TW;
Jen-Chih Liu, Taipei, TW;
NEW KAILUNG GEAR CO., LTD, Kaohsiung, TW;
Abstract
A gear switching control device of an internal derailleur includes a plurality of planet gear speed change systems; a gear switching control unit; a plurality of axial ratchet control rings for controlling action of a plurality of axial ratchets; a plurality of axial ratchets; and the plurality of axial ratchet control rings are serially connected by the same gear switching control unit; characteristic in that: a gear switching control unit comprising: a track sleeve, one end of the track sleeve is installed with force accept portion and another end thereof is installed with a linking rod which IS used to serially connected a plurality of axial ratchet control rings; each of the axial ratchet control rings is formed with a respective connecting holes; each axial ratchet control ring being installed a cam or cam-like device; various cam having different operating moving range.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile