Patent · US Active

Method for monitoring the state of opening of a control valve of a coolant circuit of an internal combustion engine, and device for the same

US10233821B2 · kind B2 · utility

0Cited by

2References

12Claims

0Family size

Inventors

Thomas Spiess · Munich, DE
Norbert Dembinski · Munich, DE
Gerhard Sellmair · Munich, DE

Key dates

Filing date	Apr 15, 2015
Grant date	Mar 19, 2019
Priority date	—
Expiry date	Sep 23, 2035

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF01P2037/02
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

An apparatus and method for monitoring the state of opening of a control valve of a coolant circuit of a combustion engine. There is disclosed a method of a control valve of a coolant circuit of a combustion engine, with the control valve having a valve element that is actuatable by an actuator for enabling and/or blocking a coolant flow in the coolant circuit which has a heat exchanger, and having an assembly for detecting the position of the valve element for monitoring the opening state of the control valve. There also is provided an apparatus for carrying out the method.

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