. Building and repairing railways ... : Forming one of the series of the volumes comprised in the Revised and enlarged edition of The science of railways, . Fig. 350. 15-TON DOUBLE MAST HAND WRECKING CRANE. 508 BUILDING AND REPAIRING Fig. 351. AUTOMATIC LOWERING JACK. This car repairing and wrecking jack is fast taking the place of the slow,cumbersome hydraulic jacks, for lightly loaded and empty cars, etc. It ismore portable, more easily applied, and less liable to derangement, and infact is in every way superior. It is stanch and tall. Forged steel raisingrack for reaching under c
. Building and repairing railways ... : Forming one of the series of the volumes comprised in the Revised and enlarged edition of The science of railways, . Fig. 350. 15-TON DOUBLE MAST HAND WRECKING CRANE. 508 BUILDING AND REPAIRING Fig. 351. AUTOMATIC LOWERING JACK. This car repairing and wrecking jack is fast taking the place of the slow,cumbersome hydraulic jacks, for lightly loaded and empty cars, etc. It ismore portable, more easily applied, and less liable to derangement, and infact is in every way superior. It is stanch and tall. Forged steel raisingrack for reaching under car beds and lifting same above obstruction. Bymeans of its side lug it can g^-apple low set loads with equal facility. Liftsand lowers on downward stroke of lever only. The direction can be quicklyreversed at will of operator. Height when rack is down, 28 inches; rise oflifting rack, 17^^ inches; size of forged steel rack, 2x1^ inches; weight,90pounds. use hand wrecking cranes. Fig. 350 represents acar equipped with two 15-ton hand cranes, thoughsometimes only one crane is placed on the der-rick car. A jack for lifting loads is shown in Fig. 353 illustrates a hydraulic jack capableof raising 30 to 40 tons. Various styles of wre
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectrailroa, bookyear1906