Patent · US Active

Multi-speed transmission

US9091330B2 · kind B2 · utility

39Cited by
1References
26Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 25, 2013
Grant dateJul 28, 2015
Priority date
Expiry dateOct 24, 2033

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16H2200/2082
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A transmission has 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, a one-way clutch and brakes actuatable in combinations of two 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.