Cyclopedia of architecture, carpentry, and building : a general reference work (1912)
American Technical Society · Chicago : American Technical Society · leaf 360
296 MASONRY AND REINFORCED CONCRETE 281 Fig, 134 shows a standard double-cylinder, double-friction-drurahoisting engine of the Lambert type. This type of engine is designedto fulfil the requirements of a general contractor for all classes ofderrick work and hoisting. Steam can be applied by a… … Pig. 134. Lambert Hoisting Engine. or two derricks can be handled at the same time, if desired. Thishoist is fitted with ratchets and pawls, and winch-heads attached tothe end of each drum-shaft. The winch-heads can be used for anyhoisting or hauling desired, independent of the drums. These…
Architecture · Building
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