Claims
- 1. An electromechanical actuator, comprising:
at least one electromagnet formed with a first bearing surface; an armature having a shank formed with a cavity and movably disposed between said first bearing surface and a second bearing surface; at least one restoring device mechanically coupled to said armature; and a transmitter of a sensor disposed in said cavity in said shank.
- 2. The actuator according to claim 1, wherein said shank is a tubular shaft.
- 3. The actuator according to claim 1, wherein said transmitter is a permanent magnet.
- 4. The actuator according to claim 1, wherein said sensor is a position sensor.
- 5. The actuator according to claim 1, wherein said transmitter is introduced into said cavity at a free end of said shank, and said shank is flanged at said free end.
- 6. The actuator according to claim 1, wherein said armature includes an armature plate formed of a cobalt-iron alloy.
- 7. The actuator according to claim 1, wherein said electromagnet has a core formed of a cobalt-iron alloy.
- 8. In combination with a gas exchange valve of an internal-combustion engine, the actuator according to claim 1 mechanically coupled to a valve stem of the gas exchange valve.
Priority Claims (1)
Number |
Date |
Country |
Kind |
199 22 423.4 |
May 1999 |
DE |
|
CROSS-REFERENCE TO RELATED APPLICATION
[0001] This application is a continuation of copending International Application No. PCT/DE00/01483, filed May 11, 2000, which designated the United States.
Continuations (1)
|
Number |
Date |
Country |
Parent |
PCT/DE00/01483 |
May 2000 |
US |
Child |
09993037 |
Nov 2001 |
US |