Patent · US Expired

Automatic transmission control device for automobile

US4531432A · kind A · utility

8Cited by
6References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 7, 1983
Grant dateJul 30, 1985
Priority date
Expiry dateJun 7, 2003

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16H2061/0232
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

An automatic transmission control device for an automobile including a fixed speed driving apparatus outputting a deviation enlargement signal when the deviation is enlarged from a set fixed speed of the automobile, a cooling water temperature detector outputting a cooling water temperature detection signal in accordance with the temperature of the cooling water, and a shift control circuit inputting said deviation enlargement signal and said cooling water temperature detection signal and controlling the transmission in accordance with deviation enlargement and temperature of the cooling water, wherein either one signal of said deviation enlargement signal or said cooling water temperature detection signal is input as a continuous signal and the other signal is input as a discontinuous signal so that said shift control circuit inputs both of said signals through a common input terminal.

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