Invention Grant
- Patent Title: Electromagnetic actuator having clamping-free tappets
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Application No.: US15548355Application Date: 2016-04-04
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Publication No.: US10428696B2Publication Date: 2019-10-01
- Inventor: Tsuneo Suzuki , Harald Burkart , Wolfram Maiwald , Pedro Marull-Kessler , Michael Tischtschenko , Martin Schuetz
- Applicant: KENDRION (Villingen) GmbH
- Agency: Juneau & Mitchell
- Priority: DE102015105337 20150408
- International Application: PCT/EP2016/057347 WO 20160404
- International Announcement: WO2016/162306 WO 20161013
- Main IPC: F01L1/14
- IPC: F01L1/14 ; F01L1/053 ; F01L13/00 ; F16F1/366 ; F01L1/047 ; F01L9/04

Abstract:
The invention is an actuator device comprising a first and a second tappet, wherein the first tappet is movably arranged in a first guide sleeve and the second tappet is movably arranged in a second guide sleeve, wherein the first tappet in the first guide sleeve is surrounded by a first restoring spring and the second tappet in the second guide sleeve is surrounded by a second restoring spring, and wherein the guide sleeves are arranged at a fixed distance from each other, wherein the first restoring spring is a coil spring wound in the left-hand direction and the second restoring spring is a coil spring wound in the right-hand direction.
Public/Granted literature
- US20180016949A1 Electromagnetic Actuator Having Clamping-Free Tappets Public/Granted day:2018-01-18
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