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:
May. 19, 2026
Filed:
Mar. 17, 2022
Kiekert Ag, Heiligenhaus, DE;
Ömer Inan, Dorsten, DE;
Peter Szegeny, Engelskirchen, DE;
Michael Scholz, Essen, DE;
Holger Schiffer, Meerbusch, DE;
Manuel Reusch, Düsseldorf, DE;
Michael Herrmann, Neukirchen-Vluyn, DE;
KIEKERT AG, Heiligenhaus, DE;
Abstract
A method and a device for operating an opening drive for a motor-vehicle lock, in particular motor-vehicle door lock. Also provided is a locking mechanism which consists substantially of a rotary latch and a pawl. Further, a sensor associated with the rotary latch is provided, as well as a drive unit that indirectly or directly acts upon the pawl, the drive unit being controlled according to signals of the sensor. According to the invention, the sensor produces a signal only once the rotary latch can be freely opened.