Apparatus having an electromagnetic actuator including an armature and at least one inductive element connected to the armature for determining the position of the armature
US6661219B2 · kind B2 · utility
4Cited by
8References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 6, 2001 |
| Grant date | Dec 9, 2003 |
| Priority date | — |
| Expiry date | Sep 6, 2021 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01F7/1638
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An apparatus having an electromagnetic actuator for operating an actuating element, in particular an inlet or exhaust valve of an internal combustion engine, which includes an electromagnetic unit via which an armature which is mounted such that it may move and is operatively connected to the actuating element may be moved, and having a measurement apparatus which includes at least one inductive measurement element at least for detecting a position of the armature, and in particular having a spring mechanism which acts on the actuating element. At least one inductive measurement element may be firmly connected to the armature.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.