Machinery and Processes of the Industrial Arts: And Apparatus of the Exact SciencesU.S. Government Printing Office, 1869 - 669 páginas |
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Página 3
... employed in using them , and have been the fruit of their personal experience and observation . It is further true ... employ a larger vari ety of machinery than any other , or , at least , than any other whose pro- cesses are capable of ...
... employed in using them , and have been the fruit of their personal experience and observation . It is further true ... employ a larger vari ety of machinery than any other , or , at least , than any other whose pro- cesses are capable of ...
Página 20
... employed in the formation of the stitch in common sewing must all take the same direction . Some of these have ... employ but a single thread have the advantage of superiority in point of simplicity of construction and of facility of man ...
... employed in the formation of the stitch in common sewing must all take the same direction . Some of these have ... employ but a single thread have the advantage of superiority in point of simplicity of construction and of facility of man ...
Página 26
... employed at a pressure equal to that of steam , it would be an important advantage to be free from the great weight which the use of the boiler necessitates , and unembarrassed by its bulk . As yet , however , this condition has not ...
... employed at a pressure equal to that of steam , it would be an important advantage to be free from the great weight which the use of the boiler necessitates , and unembarrassed by its bulk . As yet , however , this condition has not ...
Página 27
... employed by different inventors with more or less success . The heater and the refrig- erator , for example , may be both independent of the working cylinder , and of each other ; presenting an analogy to the boiler and condenser of the ...
... employed by different inventors with more or less success . The heater and the refrig- erator , for example , may be both independent of the working cylinder , and of each other ; presenting an analogy to the boiler and condenser of the ...
Página 32
... employ a refrig erator having a temperature below that of the weather . We must there- fore take for a mean lower ... employed , in which the tem- perature has been carried much above 300 ° C. With a maximum tem- perature of 307 ° C ...
... employ a refrig erator having a temperature below that of the weather . We must there- fore take for a mean lower ... employed , in which the tem- perature has been carried much above 300 ° C. With a maximum tem- perature of 307 ° C ...
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Términos y frases comunes
advantage amount angle apparatus applied armature atmosphere axis Bessemer process boiler calories carried cent centimetres circumference compression construction contrivance crank cubic metres cylinder diameter direction discharge disk distance effect electric employed engine equal exhibited experiments Exposition extremity feet force furnace furnished glass half heat horizontal horse-power hundred hydraulic hydraulic head illustrated inches increased instrument introduced invention inventor iron kilograms kilometres latent heat length lever light light-houses liquid machine manufacture means mechanical ment Messrs metal metres millimetres mode motion movable types movement necessary object observed operation ordinary Paris passes piston plate position pounds practical present pressure prism produced pulley pump purpose refrigerator reservoir revolution roller rotary engine rotation screw sextant shaft side Siemens space spherometer steam steam-engine steel surface telescope temperature tion tonometer tube turbine turn valve vapor velocity vertical vessel weight wheel Wicklow Head
Pasajes populares
Página 31 - B with the sound velocity where y is the ratio of the specific heat at constant pressure to the specific heat at constant volume, and p is the gas pressure.