A Practical Treatise on Mechanical Engineering: Comprising Metallurgy, Moulding, Casting, Forging, Tools, Workshop Machinery, Mechanical Manipulation, Manufacture of the Steam-engine, Etc. : with an Appendix on the Analysis of Iron and Iron OresHenry Carey Baird, 1864 - 416 σελίδες |
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Σελίδα 18
... force , although it well withstands compression ; whereas , on the other hand , wrought - iron is fibrous , tough , flexible , offers great resistance to tensile force , but not so much to com- pressive force . These are the general ...
... force , although it well withstands compression ; whereas , on the other hand , wrought - iron is fibrous , tough , flexible , offers great resistance to tensile force , but not so much to com- pressive force . These are the general ...
Σελίδα 40
... force far below the calculated resistance of the material , the fracture exhib- iting a beautiful crystalline texture . The forms of iron ordinarily obtainable in commerce are as fol- lows : square , round , elliptical , rectangular ...
... force far below the calculated resistance of the material , the fracture exhib- iting a beautiful crystalline texture . The forms of iron ordinarily obtainable in commerce are as fol- lows : square , round , elliptical , rectangular ...
Σελίδα 67
... force upon which the action of the steam - engine depends , this force being heat . With regard to the theory of heat , we cannot prove , certainly , in what heat consists ; but it seems highly probable that it consists in motion of the ...
... force upon which the action of the steam - engine depends , this force being heat . With regard to the theory of heat , we cannot prove , certainly , in what heat consists ; but it seems highly probable that it consists in motion of the ...
Σελίδα 70
... force exerted through a space , and the intensity of the force , multiplied by the space through which it acts , is equal to the work done ; and in this consists the difference between dyna- mic and static force , for the latter is a force ...
... force exerted through a space , and the intensity of the force , multiplied by the space through which it acts , is equal to the work done ; and in this consists the difference between dyna- mic and static force , for the latter is a force ...
Σελίδα 71
... force equal to 60 pounds is caused to act through a distance of 6 feet , we shall also obtain an amount of work ... force of heat , usually consists in the em- ployment of the elastic or expansive force of some gas or vapor which has ...
... force equal to 60 pounds is caused to act through a distance of 6 feet , we shall also obtain an amount of work ... force of heat , usually consists in the em- ployment of the elastic or expansive force of some gas or vapor which has ...
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admitted air-pump alumina ammonia aperture apparatus arms attached bars baryta beam boiled boiler bottom bored carbonate carbonic acid caused centre chloric acid coal color combustion condenser connecting rod consists construction contains copper crank cross-head cylinder described diameter dissolved eccentric edge employed engine evaporated experiments explosion extremity feet filter fire flue force fraction fuel furnace gear hardened heat HENRY CAREY horse-power hydrochloric acid lathe leading screw length lever locomotive lower machine machinery magnesia manganese means metal method motion multiplied nitric acid number of teeth obtained ordinary oxide passes peroxide of iron phosphoric acid piston rod placed Plate potassa Practical precipitate present pressure produced protoxide pump quantity reverberatory furnace rivets sesquioxide shaft shown side slide smoke smoke-burning solution square inch steam steam-engine steel stroke sulphuric acid surface temperature thickness threads tion tool tubes upper usually valve various velocity vertical weight wheel
Δημοφιλή αποσπάσματα
Σελίδα 285 - THE COMBUSTION OF COAL AND THE PREVENTION OF SMOKE, Chemically and Practically Considered.
Σελίδα 13 - CE To which are added, Observations on the Construction of Steam Boilers, and Remarks upon Furnaces used for Smoke Prevention ; with a Chapter on Explosions. By R. Armstrong, CE, and John Bourne.