for overhead wings

Full Title

Power-operated mechanisms for wings (motor-operated accessories in locks for completing closing or initiating opening of a wing E05B17/00) > using electrical actuators > using rotary electromotors > for vertically-sliding wings > for overhead wings

Child Classifications

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• E05F 15/67 operated by flexible or rigid rack-and-pinion arrangements
• E05F 15/673 operated by screw-and-nut mechanisms
• E05F 15/676 operated by friction wheels
• E05F 15/678 operated by swinging lever arms
• E05F 15/681 operated by flexible elongated pulling elements, e.g. belts