o overcome the obstacles occasioned by the portions of the arms. When the stem is drawn up- formation of ice and snow by the employment of ward by the guy rope, the free ends of the arms will scrapers, which make a wintry night hideous with catch in the sides of the hole and: diverge until they… … strain on the arms is almost entirely NOVEL THIRD-RAIL PROTECTOR taken by the supporting pivots, and not by the offset portion of the head. lutely no means whatever have as yet been adopted. The pivot pins can be made of tough material such as To provide a guard for a third-rail, a guard which…
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