Patent · US Expired

Start ratio selection system and method

US5577978A · kind A · utility

12Cited by
12References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 28, 1995
Grant dateNov 26, 1996
Priority date
Expiry dateJul 28, 2015

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16H2312/022
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A control system and method for a vehicular semi-automatic mechanical transmission system (10) is provided for allowing operator request, immediately after bringing a vehicle to rest, for both a direct shift into a preselected start ratio and a direct shift into neutral, under certain predefined conditions, by a single movement of the shift selection lever (1).

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