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:
Dec. 01, 2020
Filed:
Jan. 29, 2018
Yamaha Hatsudoki Kabushiki Kaisha, Iwata, JP;
Tetsushi Saitoh, Iwata, JP;
YAMAHA HATSUDOKI KABUSHIKI KAISHA, Iwata, JP;
Abstract
A constant mesh type transmission for a straddled vehicle includes an input shaft; a plurality of drive gears; an output shaft; a plurality of driven gears; and a gear stage setting mechanism, including a ratchet mechanism. The ratchet mechanism includes a n-th speed accelerating pawl, a n-th speed decelerating pawl, a (n+1)-th speed accelerating pawl, a (n+1)-th speed decelerating pawl, a rotary cam, and a plurality of sliders. The rotary cam has a plurality of cam portions on an outer peripheral surface thereof which position the respective guide object parts such that the plurality of sliders raise an accelerating pawl and a decelerating pawl corresponding to a selected gear stage and lower an accelerating pawl and a decelerating pawl corresponding to a non-selected gear stage.