Patent · US Expired

Servo type cooling system control

US4744335A · kind A · utility

8Cited by
9References
6Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 3, 1987
Grant dateMay 17, 1988
Priority date
Expiry dateAug 3, 2007

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF02D2200/0406
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

An improved control for a liquid coolant type cooling system of an automotive internal combustion engine including a coolant pressure powered servo valve which is responsive to a control pressure generated in accord with an electrical control signal. The electrical signal is generated in accord with several engine operative and cooling related inputs.

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