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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Αποτελέσματα 1 - 5 από τα 63.
Σελίδα 35
... fixed by a dove- tail joint , firmly wedged up . To the lower part of the steam cylinder the slide valve is attached , being surrounded by a jacket , as shown ; it is worked by the action of the hammer - head upon a tappet , placed in ...
... fixed by a dove- tail joint , firmly wedged up . To the lower part of the steam cylinder the slide valve is attached , being surrounded by a jacket , as shown ; it is worked by the action of the hammer - head upon a tappet , placed in ...
Σελίδα 41
... fixed in the mould ; these are retained in position by being made longer than the apertures to be produced , the excess of length being inserted into recesses formed in the sides of the mould . These recesses or hollows are produced by ...
... fixed in the mould ; these are retained in position by being made longer than the apertures to be produced , the excess of length being inserted into recesses formed in the sides of the mould . These recesses or hollows are produced by ...
Σελίδα 42
... fixed in lugs on one frame , which fit into apertures in lugs on the other frame , together called a flask , are used to contain the sand of which the mould is to be made . One flask is taken and placed with the lugs downwards upon a ...
... fixed in lugs on one frame , which fit into apertures in lugs on the other frame , together called a flask , are used to contain the sand of which the mould is to be made . One flask is taken and placed with the lugs downwards upon a ...
Σελίδα 43
... fixed to the lugs of the lower frame . The metal may then be cast . When the casting is sufficiently cool the mould is broken up , the superfluous metal knocked of ; and when the casting is quite cool , the false seams are cut off , the ...
... fixed to the lugs of the lower frame . The metal may then be cast . When the casting is sufficiently cool the mould is broken up , the superfluous metal knocked of ; and when the casting is quite cool , the false seams are cut off , the ...
Σελίδα 46
... - ployed for filing grooves for cotters , keys , or wedges , used for fix- ing wheels upon their shafts . They are narrower than hand files , and nearly flat on their sides and edges . Pillar 46 ' CHAPTER IV ON CUTTING TOOLS 46-54.
... - ployed for filing grooves for cotters , keys , or wedges , used for fix- ing wheels upon their shafts . They are narrower than hand files , and nearly flat on their sides and edges . Pillar 46 ' CHAPTER IV ON CUTTING TOOLS 46-54.
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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.