Title:
高性能同期変速機
Document Type and Number:
Japanese Patent JP6964137
Kind Code:
B2
Abstract:
A high performance synchronous transmission to be used aboard a motorcycle for transmitting the motion generated by an engine to a driving wheel, between a crankshaft and a hub shaft parallel therebetween and perpendicular to the median plane of the motorcycle, comprising on the crankshaft a centrifugal clutch, for the automatic engagement of the first speed above a predetermined rotation regime, and a driving pulley apt to transmit the motion through a subsequent kinematic chain, is provided with a coupling between crankshaft and driving pulley which connects them directly, by determining with its own engagement the exclusion of said centrifugal clutch, said coupling being controlled in disengagement when a control lever is in active position.
Inventors:
Mariotti walter
Nutilka
Nutilka
Application Number:
JP2019528919A
Publication Date:
November 10, 2021
Filing Date:
November 30, 2017
Export Citation:
Assignee:
Piaggio et Societa Peratini
International Classes:
F16D47/02; F16D11/10; F16D43/18; F16H3/085
Domestic Patent References:
| JP2015203485A | ||||
| JP58099548A |
Attorney, Agent or Firm:
Masao Sekiguchi
Takamasa Nakano
Takamasa Nakano