Patent · US Expired

Infinite speed ratio continuously variable transmission

US6659901B2 · kind B2 · utility

115Cited by
14References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 30, 2001
Grant dateDec 9, 2003
Priority date
Expiry dateAug 7, 2021

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16H2037/088
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A three-way clutch unit (9) comprising a forward clutch (91), second clutch (92) and forward one way clutch (93) which sets a power recirculation mode, a high clutch (10) which sets a direct mode, and a mode change-over valve (175) which supplies an oil pressure to one of the high clutch (10) and second clutch (92), are provided.

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