London Journal of Arts and Sceinces: And Repertory of Patent Inventions, Band 3William Newton, Charles Frederick Partington W. Newton, 1821 |
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Seite 251
... carriage up a hill an exertion of force is necessary , ( independently of that which is re- quired on a level ... carriages , by Mr. Barry on Wheel Carriages . 251.
... carriage up a hill an exertion of force is necessary , ( independently of that which is re- quired on a level ... carriages , by Mr. Barry on Wheel Carriages . 251.
Seite 282
... carriage is drawn upon the surface of a hard smooth road without obstacles , the wheels do not , as in ordinary ... carriage proceeds with nearly double the velocity with which the wheels pass over the ground . When the carriage is ...
... carriage is drawn upon the surface of a hard smooth road without obstacles , the wheels do not , as in ordinary ... carriage proceeds with nearly double the velocity with which the wheels pass over the ground . When the carriage is ...
Seite 283
... carriage upon the smooth surface of the rail , no resistance will be felt or effectually exerted against its progress by the friction or adhesion of the peripheries of the wheels , g ; but the advantages of roll- ing upon a firm and ...
... carriage upon the smooth surface of the rail , no resistance will be felt or effectually exerted against its progress by the friction or adhesion of the peripheries of the wheels , g ; but the advantages of roll- ing upon a firm and ...
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