ed several curved retainingarms. The arms pass up through slots in the edge ofthe head-plate, in which they are movably held andguided by means of narrow metal strips secured acrossthe ends of the openings. In use the retaining arms arefirst spread out by rotating the head-piate and adjust-ing nut… … AN ADJUSTABLE CANDLE HOLDEE. in the reverse direction, the nut will be fed downward,causing the sharpened ends of the retaining arms toclose against the candle and firmly grip it. The partsmay be securely retained in any desired position bytightening a set-screw, which is threaded into the…
Class · Cement · Portland · Apparatus · Device · Scientific American · Japanese · Main valve · Induction motors · Portland cement · Sewing machine · Port arthur · Marine insurance · Gas engine · Ten cents · Country life
Internet Archive · Public Domain Mark 1.0. Free to use for anything.
