Patent · US Expired

Broad range fluid and mechanical power transmission for vehicles or the like

US4004473A · kind A · utility

35Cited by
14References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 29, 1973
Grant dateJan 25, 1977
Priority date
Expiry dateNov 29, 1993

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16H2200/2015
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A compact combination of planetary gear sets together with a torque converter and drive conditioning clutches and brakes provides for a broad range of output speeds in either mechanical or converter drive with a nearly constant small step ratio between speeds and with a relatively small variation of transmitted power throughout a very broad range of output speeds.

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