The Chronicles of America Series, Volume 371921 |
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Page 180
... motor car , a reaper , a tractor , or a sewing machine , orders , perhaps by telegraph or telephone , a broken or lost part , taking it for granted that the new part can be fitted easily and precisely into the place of 180 THE AGE OF ...
... motor car , a reaper , a tractor , or a sewing machine , orders , perhaps by telegraph or telephone , a broken or lost part , taking it for granted that the new part can be fitted easily and precisely into the place of 180 THE AGE OF ...
Page 192
... motor cars , innumerable devices to save labor in the home , the office , the shop , or on the farm , are within the reach of all , because the machine tool , tended by labor comparatively unskilled , does the greater CHARLES GOODYEAR ...
... motor cars , innumerable devices to save labor in the home , the office , the shop , or on the farm , are within the reach of all , because the machine tool , tended by labor comparatively unskilled , does the greater CHARLES GOODYEAR ...
Page 199
... motor , on which he in- stalled the first automatic pole changer , or commu- tator , ever used with an electric battery . He did not succeed in producing direct rotary motion . His bar oscillated like the walking beam of a steamboat ...
... motor , on which he in- stalled the first automatic pole changer , or commu- tator , ever used with an electric battery . He did not succeed in producing direct rotary motion . His bar oscillated like the walking beam of a steamboat ...
Page 202
... motor , and a few ex- perimenters attempted to follow his lead . Thomas Davenport , a blacksmith of Brandon , Vermont , built an electric car in 1835 , which he was able to drive on the road , and so made himself the pioneer of the ...
... motor , and a few ex- perimenters attempted to follow his lead . Thomas Davenport , a blacksmith of Brandon , Vermont , built an electric car in 1835 , which he was able to drive on the road , and so made himself the pioneer of the ...
Page 213
... motor into action . The dyna- mo and the motor do precisely opposite things . The dynamo converts mechanical energy into elec- tric energy . The motor transforms electric energy into mechanical energy . But the two work in partnership ...
... motor into action . The dyna- mo and the motor do precisely opposite things . The dynamo converts mechanical energy into elec- tric energy . The motor transforms electric energy into mechanical energy . But the two work in partnership ...
Expressions et termes fréquents
afterwards Albany American balloon became began Benjamin Franklin better boat Boston Boulton and Watt brothers built Canal CHAPTER Charles Goodyear chine Clermont cloth colonies Colt Congress cotton gin Curtiss discovery Dwight Goddard dynamo early Edison electricity Eli Whitney England experiments factory farm father flying Haven Henry Howe's hundred idea improved industry invention inventor James Watt John Stevens labor Langley later light Livingston locomotive London Lowell machinery manufacture mechanical ment miles Miller mills Morse motor newspapers Oliver Evans partners Patent Act Pennsylvania Philadelphia ploughs practical principle printing produced profits railway reaper Robert Fulton rubber Samuel Samuel Colt SAMUEL F. B. MORSE says sewing machine sold soon South spinning steam engine steamboat story success telegraph thousand dollars tion took turn United Washington Whitney's wings wire Wright York young