Cyclopedia of architecture, carpentry, and building : a general reference work (1912)
American Technical Society · Chicago : American Technical Society · leaf 359
ngine. At 15 cents per gallonfor gasoline, the hourly expenseper horse-power will be 1.5 cents.337. Hoisting Concrete. Whenthe concrete requires hoisting, itis done sometimes by the sameengine that is used in mixing theconcrete. It is generally con- 133. vertical Gasoline Engine. ^jj^^.^^ y^^^^^^… … 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…
Architecture · Building
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