Henley's Encyclopędia of Practical Engineering and Allied Trades: A Practical and Indispensable Work of Reference for the Mechanical Engineer, Designer, Draftsman, Shop Superintendent, Foreman and Machinist ...
Joseph Gregory Horner
N. W. Henley publishing Company, 1909 - Engineering
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Common terms and phrases
adjustable amount angle arranged attached bearing boiler bolts brake carried cast cent centre closed connected cutter cylinder diameter direction drill driving edges effected employed engine equal face feed fitted fixed flanges force gauge gear give given hand handle head heat holes inch increase iron joints lathe latter length less lever load machine material means metal method mould movement moving necessary operated passes piece pipe piston pitch plates portion position practice pressure produced pulley pump range ring rolled round running screw seen shaft shown shows side slide speed spindle spring square steam steel stop strength surface taken teeth temperature thickness tons tool tubes turbine turning turret usually valve vary vertical weight wheel wire worm
Page 3 - Therefore, the specific gravity of a solid or a liquid body is the ratio of its weight to the weight of an equal volume of water...
Page 44 - ... the duration of the cut, ie, the time which a tool must last under pressure of the shaving without being reground...
Page 236 - One piston acts to give steam to the other, after which it finishes its own stroke and waits for its valve to be acted upon before it can renew its motion. This pause allows all the water valves to seat quietly, and removes everything like harshness of motion.
Page 219 - For plates intended for flanging or welding, and for combustion chambers and furnaces, the tensile breaking strength shall be between the limits of 26 and 30 tons per square inch. In the case of material for purposes in which tensile strength is not important...
Page 219 - Wherever practicable, the rolled surfaces shall be retained on two opposite sides of the test piece. The elongation shall be measured on a standard test piece having a gauge length of 8 in. For material more than '875 in.
Page 72 - Stays. — The strength of stays supporting flat surfaces is to be calculated from the smallest part of the stay or fastening, and the strain upon them is not to exceed the following limits, namely :— Iron stays. — For stays not exceeding 1£ inches smallest diameter, and for all stays which are welded, 6,000 Ibs.
Page 42 - The most suitable temper for tools where the surface only is required to be hard, and where the capacity to withstand great pressure is of importance, such as stamping or pressing dies, boiler cups, &c.
Page 169 - The oxygen of the air combines with the carbon of the fuel to form carbon monoxide, and the steam together with carbon also forms carbon monoxide and free hydrogen.
Page 74 - Heat given to a substance, and warming it, is said to be sensible in the substance. Heat given to a substance, and not warming it, is said to become latent
Page 9 - To find the surface of a sphere, Multiply the square of the diameter by 3.1416.