Patent · US Expired

Electromagnetically actuatable adjustment device and method of operation

US6321700A · kind A · utility

42Cited by

7References

17Claims

0Family size

Assignee

Daimlerchrysler AG · US

Inventors

Nils Hein · Mayen, DE
Peter Hille · Darmstadt, DE
Thomas Ganser · Stuttgart, DE

Key dates

Filing date	Mar 13, 2000
Grant date	Nov 27, 2001
Priority date	—
Expiry date	Mar 13, 2020

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF02D2041/2079
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

A method for operating an electromagnetically actuatable adjustment member, in particular a periodically operated valve for an internal combustion engines, as well as a/an apparatus for carrying out the method, wherein a path or position sensor is provided to measure the position of the adjustment member, and the current flow through the electromagnets of the device is adjusted such that the adjustment member moves along a predetermined position/speed characteristic curve.

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