nderneath ; and by selecting the pitchof the screw inserted in the socket from the upper side of sufficiently small, any degree of safety against a too the tree for. turning out the remaining portion rapid descent can be obtained. of the screw, so that a new one can be turned in. SS ee This permits… … The drawhead is provided with the usual link -re- WILLIAMS’ TAKE-UP AND LET-OFF MECHANISM FOR PALMER’S IMPROVED SADDLETREE AND CHECK-HOOK. cess, and is formed with two.sets of coupling pin aper- LOOMS. ing from its under side, and entering a recess formed in tures, one being arranged to receive a…
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