operated by rack bars and toothed wheels

Full Title

Man-operated mechanisms for operating wings, including those which also operate the fastening > for sliding windows, e.g. vehicle windows, to be opened or closed by vertical movement > operated by rack bars and toothed wheels

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