Locking device for e.g. house door, has motor that is accessible from outside of box accommodating device by outer electrical contact units, and battery connected with units for supplying power to electrical units inside box

摘要

The device has a bolt (2) moved, in a direction, by an electric motor. The motor is accessible from outside of a box accommodating the device by outer electrical contact units (7). A battery (8) is connected with the units (7) for supplying power to electrical units inside the box. A coding unit (4) and a coding recognition unit (5) interact with each other by transmission/reception of a code.