Patent · US Expired

Control device and method for automatic transmission for automatically shifting synchromesh type gear transmission

US6520039B2 · kind B2 · utility

5Cited by
7References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 29, 2001
Grant dateFeb 18, 2003
Priority date
Expiry dateMay 29, 2021

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T74/19284
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A control device for an automatic transmission for automatically shifting a synchromesh type gear transmission, having a controller in which shifting to another gear is performed after temporary synchronization is effected by use of a synchronizer of an intermediate gear between one gear and the another gear, when shifting from the one gear to the another gear while skipping at least a next gear of the one gear is effected.

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