allowing or involving a secondary movement of the wing, e.g. rotational or transversal

Full Title

Power-operated mechanisms for wings > using electrical actuators > using rotary electromotors > for horizontally-sliding wings > operated by flexible elongated pulling elements, e.g. belts, chains or cables > allowing or involving a secondary movement of the wing, e.g. rotational or transversal

Classification Context

Section:

FIXED CONSTRUCTIONS

Class:

LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES

Subclass:

DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING