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. 31, 2021
Filed:
Sep. 19, 2017
Applicant:
Piaggio & C. S.p.a., Pisa, IT;
Inventors:
Assignee:
PIAGGIO & C. S.P.A., Pontedera, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 55/56 (2006.01); F16H 9/12 (2006.01);
U.S. Cl.
CPC ...
F16H 55/563 (2013.01); F16H 9/125 (2013.01);
Abstract
A CVT transmission device () comprises a drive pulley () provided with a mobile bushing (), a fixed bushing (), a cam system () comprising at least one driven cam portion () of mobile bushing () and a cam portion () of the fixed bushing (). The mobile bushing () comprises a main wall () annular with respect to the axis of rotation (X), having an inner surface () which delimits a housing compartment () and said driven cam portion () protrudes radially internally from said inner surface (). The drive cam portion () of the fixed bushing () is suitable to penetrate axially in said housing compartment of the mobile bushing ().