Railway Mechanical and Electrical Engineer, Volumen2Simmons-Boardman Publishing Corporation, 1834 |
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Página 415
... weight with a given pow . er , 566 - and its Model , remarks on , 422 - in which all the Mechanic Powers are combined , 441 Machinery , Hints for the Preservation of in good or- der , 646 - on the Duration of , 648 - frequently hired ...
... weight with a given pow . er , 566 - and its Model , remarks on , 422 - in which all the Mechanic Powers are combined , 441 Machinery , Hints for the Preservation of in good or- der , 646 - on the Duration of , 648 - frequently hired ...
Página 422
... weight of some part of the strength is proportioned to its breadth , and to represent . Ignorant of the inaccuracy of machine , the strength is estimated at so the square of its depth conjointly . If , then , such an idea , too many of ...
... weight of some part of the strength is proportioned to its breadth , and to represent . Ignorant of the inaccuracy of machine , the strength is estimated at so the square of its depth conjointly . If , then , such an idea , too many of ...
Página 423
... weight ; and simpler manner than the former . The object the height of which you wish to as- and whatever increase may take place in the following figure represents the teeth , & c . of certain , until the upper and lower ends of the ...
... weight ; and simpler manner than the former . The object the height of which you wish to as- and whatever increase may take place in the following figure represents the teeth , & c . of certain , until the upper and lower ends of the ...
Página 425
... weight of load , say about one inch , giving inches long , and distance apart according to but we venture to hazard the opinion that a factorily explain , to break the ice and keep a ca- all the nails relative level very near the ...
... weight of load , say about one inch , giving inches long , and distance apart according to but we venture to hazard the opinion that a factorily explain , to break the ice and keep a ca- all the nails relative level very near the ...
Página 434
... weight , know- manifest a want of consistency in allusion to other , compared with the malleable iron ; and , ing the distance between the supports . In some the subject , and a want of consistency com- perhaps , if twenty experiments ...
... weight , know- manifest a want of consistency in allusion to other , compared with the malleable iron ; and , ing the distance between the supports . In some the subject , and a want of consistency com- perhaps , if twenty experiments ...
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Términos y frases comunes
60 Wall street Albany AMERICAN RAILROAD JOURNAL amount appears Baltimore and Ohio boat Canal carriage cast iron Cayuga Lake cent Chenango Canal Cholera commenced communication construction cost Creek curve daughter Delaware distance dollars engine equal Erie Erie Canal Erie Railroad estimate expense fair feet friends give Goniometer Hudson Improved Compass inches inclined plane inst Instruments interest invention iron Ithaca John July KETCHUM & GROSVENOR kind labor Lake length letter locomotive Luzerne county machine machinery manufactured ment miles morning New-York Owego passed Patent persons Philadelphia possess present produce quantity RAFINESQUE Railroad Company rails railway received render river road route ship steam steamboats street Susquehanna Susquehanna River timber tion tons Tuscumbia United vessel weight wheels whole wood York
Pasajes populares
Página 474 - States; to consider how far a uniform system in their commercial regulations may be necessary to their common interest and their permanent harmony ; and to report to the several states such an act relative to this great object as, when unanimously ratified by them, will enable the United States in Congress assembled effectually to provide for the same...
Página 474 - States, to devise such further provisions as shall appear to them necessary to render the Constitution of the Federal Government adequate to the exigencies of the Union...
Página 443 - ... a real, honest, old-fashioned boarding-school, where a reasonable quantity of accomplishments were sold at a reasonable price, and where girls might be sent to be out of the way, and scramble themselves into a little education, without any danger of coming back prodigies.
Página 566 - And whereas the said convention has been duly ratified on both parts, and the ratifications of the two Governments were exchanged in the city of Washington, on the...
Página 474 - Philadelphia for the sole and express purpose of revising the articles of confederation and reporting to congress and the several legislatures such alterations and provisions therein as shall, when agreed to in Congress and confirmed by the several states render the federal constitution adequate to the exigencies of government and the preservation of the Union.
Página 497 - This great increase of the quantity of work which, in consequence of the division of labour, the same number of people are capable of performing, is owing to three different circumstances; first, to the increase of dexterity in every particular workman; secondly, to the saving of the time which is commonly lost in passing from one species of work to another ; and lastly, to the invention of a great number of machines which facilitate and abridge labour, and enable one man to do the work of many.
Página 474 - It is obviously impracticable in the federal government of these states, to secure all rights of independent sovereignty to each, and yet provide for the interest and safety of all. Individuals entering into society, must give up a share of liberty to preserve the rest.
Página 466 - To all whom it may concern: Be It known that I, Henry R. Heyl, of the city and county of Philadelphia and state of Pennsylvania, have invented a new and useful improvement in...
Página 474 - It is at all times difficult to draw with precision the line between those rights, which must be surrendered, and those, which may be reserved ; and on the present occasion this ' difficulty was increased by a difference among the several states, as to their situation, extent, habits, and particular interests.
Página 570 - Along thy sunset skies their glories melt in shade, And, like the things we fondly prize, seem lovelier as they fade, A deep and crimson streak thy dying leaves disclose ; As, on Consumption's waning cheek, 'mid ruin, blooms the rose.