Patent · US Active

Transmission and power transmitting system

US8038569B2 · kind B2 · utility

3Cited by
3References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 30, 2008
Grant dateOct 18, 2011
Priority date
Expiry dateMar 7, 2030

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02T10/62
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

A transmission includes: a plurality of rotating elements interposed between a driving source and an output portion; a rotating member that rotatably supports one of the rotating elements and is formed at a radially outer portion thereof with a plurality of recesses or protrusions; a support member having a surface, that is facing the rotating member, and a plurality of protrusions or recesses that are formed in a radially inner portion thereof and engage with the recesses or protrusions of the rotating member, the rotating member being mounted in the support member such that the rotating member is not able to rotate; and a friction producing mechanism that is provided between the rotating member and the above-indicated surface of the support member and is arranged to produce a frictional force between the rotating member and the surface of the support member.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.