characterised by the combination of the detecting or sensing elements with other devices, e.g. stopping devices for material advancing or winding mechanism

Warning or safety devices for use when unwinding, paying-out, forwarding, winding, coiling, or depositing filamentary material, e.g. automatic fault detectors or stop-motions > responsive to reduction in tension, failure of supply, or breakage, of material > responsive to breakage of materials > characterised by the combination of the detecting or sensing elements with other devices, e.g. stopping devices for material advancing or winding mechanism

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 > characterised by the combination of the detecting or sensing elements with other devices, e.g. stopping devices for material advancing or winding mechanism