Back to results
US 12,196,014 B2Granted
Motor vehicle lock, in particular motor vehicle door lock
AssigneeKiekert AG
InventorsThorsten Bendel, Christian Sturm, Martin Lindmayer, Tobias Konrad
Life of this patent
Estimating the term…
Abstract
A motor vehicle lock, in particular a motor vehicle door lock, which is equipped with an electromotive drive for an actuation lever chain and in particular locking lever chain. An emergency energy store for providing electrical power to the drive in the event of emergency activation and in particular emergency unlocking is also provided. In accordance with the invention, the drive, for emergency actuation and in particular emergency unlocking, acts on the actuation lever chain or locking lever chain against the force of a restoring spring.
Claims16
A motor vehicle lock comprising:
- an electromotive drive for an actuation lever chain;
- a restoring spring;
- a lock housing that houses a locking mechanism and the actuation lever chain;
- and
- an emergency energy store for providing electrical power to the electromotive drive in the event of an emergency actuation for emergency unlocking, wherein the electromotive drive for emergency actuation for emergency unlocking acts on the actuation lever chain against a force of the restoring spring,
- wherein the electromotive drive is equipped with a high-ratio gear comprising an output shaft and a flexible connector wound on the output shaft,
- wherein the restoring spring works directly on the output shaft,
- wherein the electromotive drive, the emergency energy store, and the restoring spring define an attachment module which is attached to the lock housing, and
- wherein the attachment module is detachable from the lock housing.
6 more elements
Dependencies are inferred from the claim text.