Annual of scientific discovery. 1855Gould and Lincoln, 1855 |
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Pagina 29
... tube of the Britannia Bridge . Her bottom , decks , and sides are to be double , and of a cellular form , with two feet six inches between . She will have fourteen water - tight compartments , also two divisional bulk - heads running ...
... tube of the Britannia Bridge . Her bottom , decks , and sides are to be double , and of a cellular form , with two feet six inches between . She will have fourteen water - tight compartments , also two divisional bulk - heads running ...
Pagina 35
... tube of gun - metal or brass , or some metal not very easily corrodible by salt water , has a glass tube fitted on to it on the top , by a screw joint , and again MECHANICS AND USEFUL ARTS . 35.
... tube of gun - metal or brass , or some metal not very easily corrodible by salt water , has a glass tube fitted on to it on the top , by a screw joint , and again MECHANICS AND USEFUL ARTS . 35.
Pagina 36
... tube is fitted a strong hollow copper ball by a similar screw joint . The lower tube , which we will call a , has a well - turned piston fitted to it , from which runs a rod which is only a trifle longer than the tube , a , and just ...
... tube is fitted a strong hollow copper ball by a similar screw joint . The lower tube , which we will call a , has a well - turned piston fitted to it , from which runs a rod which is only a trifle longer than the tube , a , and just ...
Pagina 43
... fire going to the water . This passes through the tubes , instead of the fire , as in locomotives of the old construction , and is con- tinually circulating about the fire - box . In this MECHANICS AND USEFUL ARTS . 43.
... fire going to the water . This passes through the tubes , instead of the fire , as in locomotives of the old construction , and is con- tinually circulating about the fire - box . In this MECHANICS AND USEFUL ARTS . 43.
Pagina 48
... tubes , by preventing destructive incrusta- tions ; and it also decreases the quantity of combustion , as the incrusta- tions are very bad conductors of heat . Again , the decreased quantity of fuel used tends of course to make the ...
... tubes , by preventing destructive incrusta- tions ; and it also decreases the quantity of combustion , as the incrusta- tions are very bad conductors of heat . Again , the decreased quantity of fuel used tends of course to make the ...
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