 The vessel to be raised by this apparatus was floated over a platform of wood, sunk to the depth of about ten feet below the surface of the water, and suspended from a strongly built wooden frame-work by sixteen iron screws four and a half inches in diameter....  History of New York Ship Yards - 60. lappuseautors: John Harrison Morrison - 1909 - 165 lapasPilnskats - Par šo grāmatu
 | David Stevenson - 1838 - 370 lapas
...water, and suspended from a strongly built wooden frame-work by sixteen iron screws four and a half inches in diameter. This platform has several shores...apparatus, who, by the combined power of the lever, wheel and pinion, and screw, succeeded, in the course of half an hour, in raising the platform, loaded with... | |
 | David Stevenson - 1838 - 366 lapas
...water, and suspended from a strongly built wooden frame-work by sixteen iron screws four and a half inches in diameter. This platform has several shores...apparatus, who, by the combined power of the lever, wheel and pinion, and screw, succeeded, in the course of half an hour, in raising the platform, loaded with... | |
 | 1840 - 550 lapas
...water, and suspended from a strongly built wooden frame-work by sixteen iron screws four and a half inches in diameter. This platform has several shores...apparatus, who, by the combined power of the lever, wheel and pinion, and screw, succeeded, in the course of half an hour, in raising the platform, loaded with... | |
 | 1840 - 548 lapas
...water, and suspended from a strongly built wooden frame,work by sixteen iron screws four and a half inches in diameter. This platform has several shores...apparatus, who, by the combined power of the lever, wheel and pinion, and screw, succeeded, in the course of half an hour, in raising the platform, loaded with... | |
 | 1840 - 556 lapas
...water, and suspended from a strongly built wooden frame- work by sixteen iron screws four and a half inches in diameter. This platform has several shores...vessel's bottom, to prevent her from canting over on bcing raised out of the water. About thirty men were employed in working this apparatus, who, by the... | |
 | David Stevenson - 1859 - 276 lapas
...water, and suspended from a strongly built wooden frame-work by sixteen iron screws four and a half inches in diameter. This platform has several shores...equally on the vessel's bottom, to prevent her from kanking over on being raised out of the water. About thirty men were employed in working this apparatus,... | |
 | David Stevenson - 1859 - 334 lapas
...its surface, which were brought to bear equally on the vessel's bottom, to prevent her from kanting over on being raised out of the water. About thirty...employed in working this apparatus, who, by the combined action of the lever, wheel * A large graving dock has also been constructed in the Navy-yard at New... | |
 | 1873 - 1078 lapas
...platform is capable of being sunk about ten feet below the surface of the water, to receive the ship. This platform has several shores on its surface, which...apparatus, who, by the combined power of the lever, wheel and pinion, and screw, succeeded, in the course of half an hour, in raising the platform, laden with... | |
 | Edward Henry Knight - 1876 - 984 lapas
...screws from 4} to 5 inches in diameter. This platform has several xHores on Its surface, which are brought to bear equally on the vessel's bottom, to prevent her from heeling over on being raised out of the water. The platform is gradually raised to the surface of the... | |
 | Park Benjamin - 1878 - 994 lapas
...surface of the water, to receive the ship. This platform has several shores on its surface, which are brought to bear equally on the vessel's bottom, to...canting over on being raised out of the water. About 30 men are employed in working this apparatus, who, by the combined ]x>wer of the lever, wheel and... | |
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