Protective device for the power supply line a plotted in hz along a degradation of impact on a guidance is movable back and forth, mining machine

摘要

1,089,101. Taking up slack in flexible cables. COAL INDUSTRY (PATENTS) Ltd. Nov. 3, 1964 [Nov. 8, 1963], No. 44183/63. Addition to 1,012,432. Heading B8B. [Also in Division F2] A chain for protecting a plurality of trailing cables leading to a traversed mining machine and adapted to be looped and to slide upon itself, comprises links 10, Fig. 1, having a transverse cross-section with oppositely disposed channel-shaped portions 15 for receiving the cables. A transverse rib 14 strengthens the links and may be profiled to locate all cables with their longitudinal axes in the same horizontal plane.