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:
May. 25, 2021
Filed:
Dec. 01, 2016
Applicant:
Piaggio & C. S.p.a., Pisa, IT;
Inventors:
Assignee:
PIAGGIO & C. S.P.A., Pisa, IT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16H 55/56 (2006.01); F16H 9/18 (2006.01); F16H 9/12 (2006.01);
U.S. Cl.
CPC ...
F16H 55/563 (2013.01); F16H 9/125 (2013.01); F16H 9/18 (2013.01);
Abstract
A continuously variable transmission device () for a two-, three- or four-wheel motorcycle comprises a gear shift regulation device provided with a slide () axially slidable and suitable to engage special rollers () to hold them during the gear shift. A mobile bushing () is suitable to influence the slide () to cause its translation from a rearward position to a forward limit position to engage the special rollers ().