responsive to breakage of materials

Full Title

Warning or safety devices, e.g. automatic fault detectors, stop-motions (safety devices in general F16P; indicating devices in general G08B ) > responsive to reduction in material tension, failure of supply, or breakage, of material > responsive to breakage of materials

Child Classifications

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• B65H 63/028 characterised by the detecting or sensing element
• B65H 63/036 characterised by the combination of the detecting or sensing elements with other devices, e.g. stopping devices for material advancing or winding mechanism