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:
Jan. 18, 2011
Filed:
Dec. 22, 2005
Robert Adunka, Sulzbach-Rosenberg, DE;
Peter Hartinger, Bodenwöhr, DE;
Bardo Koppmann, Kaltenbrunn, DE;
Norbert Mitlmeier, Ursensollen, DE;
Ludwig Niebler, Laaber, DE;
Fritz Pohl, Hemhofen, DE;
Alf Wabner, Amberg, DE;
Norbert Zimmermann, Sulzbach-Rosenberg, DE;
Robert Adunka, Sulzbach-Rosenberg, DE;
Peter Hartinger, Bodenwöhr, DE;
Bardo Koppmann, Kaltenbrunn, DE;
Norbert Mitlmeier, Ursensollen, DE;
Ludwig Niebler, Laaber, DE;
Fritz Pohl, Hemhofen, DE;
Alf Wabner, Amberg, DE;
Norbert Zimmermann, Sulzbach-Rosenberg, DE;
Siemens Aktiengesellschaft, Munich, DE;
Abstract
A method and a device for the secure operation of a switching device are disclosed, including at least one main contact which can be switched on and off and which includes contact pieces and a displaceable contact bridge, and also at least one control magnet which includes a displaceable anchor. The anchor acts upon the contact bridge when it is switched on or off such that the corresponding main contact is opened and closed. In at least one embodiment, the method includes: a) the displaceable contact bridge of the at least one main contact recognizes when an opening point has been exceeded after being switched off, and b) the additional operation of the switching device is interrupted, according to a predetermined duration of time, when the opening point is not exceeded.