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 25
... extremities ; the bottom of the furnace is called the hearth , and the lower part of the lower cone the boshes , and is constructed of fire - brick , or of a very refractory material called fire - stone . This part of the furnace is ...
... extremities ; the bottom of the furnace is called the hearth , and the lower part of the lower cone the boshes , and is constructed of fire - brick , or of a very refractory material called fire - stone . This part of the furnace is ...
Σελίδα 26
... 2. It consists of a large cast - iron cylinder , accurately bored , and provided with an air - tight piston ; the cylinder is closed at both extremities by iron covers , a stuffing - box being attached to the 26 MECHANICAL ENGINEERING .
... 2. It consists of a large cast - iron cylinder , accurately bored , and provided with an air - tight piston ; the cylinder is closed at both extremities by iron covers , a stuffing - box being attached to the 26 MECHANICAL ENGINEERING .
Σελίδα 38
... extremity , on which to weld more slabs when required : after which the metal could be drawn out a little longer , the operations being continued as long as was needful . This method is still employed at many works in England , Scotland ...
... extremity , on which to weld more slabs when required : after which the metal could be drawn out a little longer , the operations being continued as long as was needful . This method is still employed at many works in England , Scotland ...
Σελίδα 40
... extremities a conical or cup - shaped recess , intended to com- plete the heads of rivets ; these are termed snaps , and are some- times worked by machines termed rivetting , machines , being attached to piston rods , acted on by ...
... extremities a conical or cup - shaped recess , intended to com- plete the heads of rivets ; these are termed snaps , and are some- times worked by machines termed rivetting , machines , being attached to piston rods , acted on by ...
Σελίδα 43
... extremities of the pegs 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 ...
... extremities of the pegs 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 ...
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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.