Patent · US Expired

Motorized flow control valve

US4561408A · kind A · utility

26Cited by
10References
8Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJan 23, 1984
Grant dateDec 31, 1985
Priority date
Expiry dateJan 23, 2004

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02T10/40
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

The invention teaches the use of a cam-operated valve control means, which cam is moved by an electrical motor in response to an operating signal. Such valve control means finds particular application in an exhaust gas recirculation system or idle speed control for an automobile engine.

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