Pamphlets: Engineering, Volume 11878 |
Common terms and phrases
Acacia accroissement amount Arbre venu assez avons Barlow billes boiler bois cent charge Chêne à glands chiffres coefficient d'élasticité cohésion Committee condensation couches coupé cylinder d'après d'eau degré d'humidité densité dessiccation determine deux différentes Ebbels et Tredgold efficiency elastic limit élastique ending June 30 espèces être expériences experiments faites fiscal year ending flèches flexion fluid fracture Franklin Institute Fraquelfing Grès vosgien hauteur heat heat engines Hêtre inch iron rails June 30 kilogrammes l'allongement l'arbre la rupture lands les bois les chiffres LOCKPORT longueur Lyons Railroad manufacturer mechanical même metal mètres millim millimetres moyenne nombre NUMÉRO ont été Paccinotti Peuplier pièces pipe piston poids pounds pressure propriétés mécaniques puddled iron pump quantity rails broken rapport rejected resistance résultats riences road rupture Sapin scientific séve steam engine steel rails stroke suivant surveys tableau nº taillis temperature Terrain bon tion tringles trouvé valeurs valve velocity vitesse
Popular passages
Page 28 - Soon shall thy arm, unconquered steam, afar Drag the slow barge, or drive the rapid car ; Or on wide waving wings expanded bear The flying chariot through the fields of air ; — Fair crews triumphant, leaning from above, Shall wave their fluttering kerchiefs as they move, Or warrior bands alarm the gaping crowd, And armies shrink beneath the shadowy cloud.
Page 289 - ... the American Society of Civil Engineers, the American Institute of Mining Engineers, The American Society of Mechanical Engineers, and the American Institute of Electrical Engineers...
Page 273 - ... and to prepare tables which will exhibit the strength and value of said materials for constructive and mechanical purposes, and to provide for the building of a suitable machine for establishing such tests.
Page 131 - It is impossible by means of inanimate material agency to derive mechanical effect from any portion of matter by cooling it below the temperature of the coldest of the surrounding objects.
Page 13 - Sciences is hereby required, at their next meeting, to take into consideration the methods and expenses of conducting all surveys of a scientific character under the War or Interior Department, and the surveys of the Land Office, and to report to Congress as soon thereafter as may be practicable a plan for surveying and mapping the Territories of the United States on such general system as will, in their judgment, secure the best results at the least possible cost...
Page 134 - If this axiom be denied for all temperatures, it would have to be admitted that a self-acting machine might be set to work and produce mechanical effect by cooling the sea or earth, with no limit but the total loss of heat from the earth and sea, or, in reality, from the whole material world.
Page 33 - Oh, help us, thou great lord of shoddy, adulteration, and malfeasance to do our work with the maximum of slimness, swiftness, profit, and mendacity — for the Devil's sake, amen ! ' " Now, it is for you to reflect if there is any truth in that.
Page 8 - He encloses one end of the green stick in a close fitting collar, to which is attached an impervious bag communicating through a flexible tube with an elevated reservoir containing the salt liquid. Hydrostatic pressure soon expels the sap at the opposite end of the log. When the solution makes its appearance also, the process is completed. He finds the fluid will pass along the grain — a distance of 12 feet — under a lower pressure than is required to force it across the grain — three-fourths...
Page 116 - The course of the Stevens Institute is of four years' duration, and covers all that appertains to the profession of a Mechanical Engineer. By means of Workshops provided with excellent machinery, Physical Laboratories whose appointments are without an equal, and with the finest Cabinets of Instruments, every opportunity for the acquisition oS thorough and practical knowledge is afforded.