Patent · US Active

Multi-speed transmission

US9279478B2 · kind B2 · utility

3Cited by
16References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 7, 2014
Grant dateMar 8, 2016
Priority date
Expiry dateMay 22, 2034

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16H2200/2048
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A transmission is provided having an input member, an output member, at least four planetary gear sets, a plurality of coupling members and a plurality of torque transmitting devices. Each of the planetary gear sets includes first, second and third members. The torque transmitting devices include clutches and a brake actuatable in combinations of four to establish a plurality of forward gear ratios and at least one reverse gear ratio.

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