responsive to movement or presence of persons or objects

Full Title

Power-operated mechanisms for wings > with automatic actuation > responsive to movement or presence of persons or objects

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

Child Classifications

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• E05F 15/74 using photoelectric cells
• E05F 15/75 responsive to the weight or other physical contact of a person or object
• E05F 15/76 responsive to devices carried by persons or objects, e.g. magnets or reflectors