Design, construction, and operationJ. Wiley & Sons, 1891 |
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Altres edicions - Mostra-ho tot
Frases i termes més freqüents
adjustment angle back-pressure boiler brass calorimeter cast-iron cent centre centrifugal force coal compound engine compression condenser connecting-rod construction copper cost crank crank-pin cross-head curve determined diagram diameter eccentric economical effective efficiency equal exhaust factor of safety Fahrenheit feed-water feet friction fuel gear give given governor heat high-pressure horse-power hour illustrated indicated iron isochronous latter length less load locomotive low-pressure cylinder lubrication machine machinery marine engines maximum mean effective pressure mean pressure measured method minute motion nearly obtained operation P₁ pipe piston point of cut-off port pounds per square practice proportions pumps quantity ratio of expansion resistance revolutions revolutions per minute secure shaft square inch stationary engines steam steam-engine steam-pressure steel stroke superheating supplied surface taken temperature tion trial usually valve valve-gear variation velocity waste weight wheel zinc
Passatges populars
Pàgina 728 - Know all men by these presents, that we, , are held and firmly bound unto the United States of America, in the full and just sum of dollars, lawful money of the United States, to be paid to the said...
Pàgina 724 - THIS INDENTURE, made this day of , in the year One thousand, nine hundred and , between of , the party of the first part...
Pàgina 728 - Assigns, for the which payment well and truly to be made and done, we bind ourselves, our Heirs, Executors and Administrators jointly and severally, firmly by these presents, sealed with our seals, and dated this 23d day of May AD l8l2.
Pàgina 726 - Provided, Nothing herein contained shall be so construed as to authorize any officer of the United States to bind the United States by contract beyond the amount appropriated by Congress, or to sanction any such contract...
Pàgina 727 - And for the true and faithful performance of all and singular the covenants, articles, and agreements herein before particularly set forth, the subscribers hereunto bind themselves, jointly and severally, their and each of their successors, heirs, executors, and administrators.
Pàgina 482 - Phosphorus up to 0.10 per cent does not harm, and probably improves, irons containing silicon not above 0.15, and carbon not above 0.03. None of the ingredients except carbon in the proportions present seem to very notably affect welding by ordinary methods.
Pàgina 726 - ... thereupon. Nothing, however, herein contained shall be construed to extend to any incorporated company, where such contract or agreement is made for the general benefit of such incorporation or company, as provided In section 116 of the act of Congress approved March 4, 1909 (35 Stat.
Pàgina 639 - ... and the weight of this water treated as tare. When the jacket-water drains back by gravity to the boiler, waste of live steam during the weighing should be prevented by providing a small vertical chamber, and conducting the water into this receptacle before its escape. A glass watergauge is attached, so as to show the height of water inside the chamber, and this serves as a guide in regulating the dischargevalve.
Pàgina 489 - ... per cent. on a length of 8 inches before fracture. Strips cut from the plate, angle or bulb steel, to be heated to a low cherry-red, and cooled in water of 82° Fahrenheit, must stand bending double round a curve of which the diameter is not more than three times the thickness of the plates tested.
Pàgina 742 - The frozen oil is thoroughly stirred with a thermometer until the mass will run from one end of the bottle to the other, and at this moment the temperature as indicated is recorded.