Patent · US Expired

Electro-mechanical transmission

US5980410A · kind A · utility

66Cited by
12References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 28, 1998
Grant dateNov 9, 1999
Priority date
Expiry dateSep 28, 2018

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S903/945
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

A electro-mechanical transmission includes an electrical section and a mechanical transmission to provide a continuously variable power flow through the transmission. The mechanical transmission includes a planetary gearing mechanism having three planetary gear sets and five members which interact with the electrical section and a gear change mechanism to provide a continuously variable output speed.

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