Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
ELECTRIC LOCKING AND UNLOCKING DEVICE
Document Type and Number:
Japanese Patent JP01116168
Kind Code:
A
Abstract:

PURPOSE: To faciliate installation of an electric locking and unlocking device by furnishing a first cam having a projected part fastened on a drive shaft and a second cam having a projected part to actuate a micro switch and changing them by a change-over adjustment switch over to each other.

CONSTITUTION: A first cam 1 having a projected part 1a is fastened on a drive shaft 4, a circular arc second cam 2 having a cutout part 2b is arranged concentrically with the cam, and a projected part 2a of the cam 2 is made to contact with a working piece 3a of a micro switch 3. A change-over adjustment switch C is attached to the switch 3, and contact points D, E are switched over to each other in accordance with an electrifying signal to an electric unlocking device K. Even in the case when a rotational direction of a thumturn to lock and unlock differs in accordance with a kind of a mechanical lock and a hanging side of a door, the switch C is operated and changed. Consequently, it is possible to correspond with one kind of the lock and to facilitate installation.


Inventors:
Noda, Hironori
Yoshino, Haruyuki
Application Number:
JP1987000272614
Publication Date:
May 09, 1989
Filing Date:
October 27, 1987
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
MATSUSHITA ELECTRIC WORKS LTD
International Classes:
E05B47/00; E05B47/00; (IPC1-7): E05B47/00



 
Previous Patent: JPH01116167

Next Patent: JPH01116169