Patent · US Active

Multi-speed transmission

US9039565B2 · kind B2 · utility

12Cited by
10References
22Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 27, 2013
Grant dateMay 26, 2015
Priority date
Expiry dateSep 27, 2033

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16H2200/2046
  • 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 brakes actuatable in combinations of three 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.