Patent · US Expired

Method for adjusting an automatic transmission ratio

US7650807B2 · kind B2 · utility

1Cited by
7References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 25, 2005
Grant dateJan 26, 2010
Priority date
Expiry dateMay 7, 2026

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T74/2014
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A method for adjusting an automatic transmission ratio by a driver includes imposing a ratio change required by the driver to the transmission when first conditions are fulfilled, maintaining the ratio until second conditions for returning to operation in an automatic mode are fulfilled, and automatically restoring the automatic mode when the second conditions are fulfilled.

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