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:
Feb. 24, 2015
Filed:
Aug. 03, 2011
Michael Pantke, Friedrichshafen, DE;
Michael Pantke, Friedrichshafen, DE;
ZF Friedrichshafen AG, Friedrichshafen, DE;
Abstract
An actuator device () with an electromagnetic actuator () which has first and second magnet coils () and a shift element () which can be linearly shifted, between three stable positions, by the first and the second magnet coils (). The actuator device () has a shifting bridge (), with three bridge branches (B, B, B) connected in parallel, for controlling the magnet coils (). Each bridge branch (BB, B) has two switches (S. . . S) connected in series. One of the first and the second magnet coils () is connected in each of the two bridge diagonals (D, D). In addition, a method for the control of the magnet coils () of an electromagnetic actuator () of the actuator device ().