Patent · US Expired

Process and device for controlling a heating element in a motor vehicle

US5778844A · kind A · utility

4Cited by
3References
6Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJan 28, 1997
Grant dateJul 14, 1998
Priority date
Expiry dateJan 28, 2017

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF02D41/1494
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A process and a device for controlling a heating element, in particular a glow plug of a self-igniting internal combustion engine, in which the current is allowed to flow through the heating element when a door contact is actuated and another condition is met.

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