Patent · US Expired

Start ratio selection control system and method

US5415604A · kind A · utility

16Cited by
10References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 11, 1993
Grant dateMay 16, 1995
Priority date
Expiry dateAug 11, 2013

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 semi-automatic mechanical transmission system (10) is provided for allowing operator request for a direct upshift and/or downshift into a preselected start ratio, under certain predefined conditions, by a single movement, or two movements, of the shift lever (1).

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