The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 19, 2012
Filed:
Aug. 02, 2007
Thomas Golz, Sipplingen, DE;
Achim Riedle, Steisslingen, DE;
Uwe Wagner, Volketswil/ZH, CH;
ETO Magnetic GmbH, Stockach, DE;
Abstract
An electromagnetic actuating apparatus with an elongate actuating element (), which forms an engagement region () at the end and is capable of moving owing to the force of a coil device provided in stationary fashion, and sections of the actuating element have permanent magnets (), which are designed to interact with a stationary core region (), wherein a stationary bearing element () acting as a yoke is provided axially opposite the core region () for the actuating element (), at least sections of which are in the form of a piston, wherein the actuating element () has two sections (), wherein a first section (), which is arranged in the region of the permanent magnets (), is optimized in terms of the magnetic conductivity and a second section (), which is arranged in the engagement region, is optimized in terms of wear.