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 2
... closed every evening at six . By giving a single minute to each exhibitor , and by employing faithfully all the intervening time , it would have been possible to dispose of six hundred in a day . But even at that rapid rate , it would ...
... closed every evening at six . By giving a single minute to each exhibitor , and by employing faithfully all the intervening time , it would have been possible to dispose of six hundred in a day . But even at that rapid rate , it would ...
Página 29
... closed extremity and a movable piston , the distance between this extremity and the piston will be always proportional to the volume . In the annexed figure let O 0 D B A D B Fig . 1 . C be the closed extremity of the supposed cylinder ...
... closed extremity and a movable piston , the distance between this extremity and the piston will be always proportional to the volume . In the annexed figure let O 0 D B A D B Fig . 1 . C be the closed extremity of the supposed cylinder ...
Página 35
... closed at both ends . Call one end of the cylinder A , and the other B. Call the piston also C. In the end A let there be a valve opening inward , and in the end B a second valve opening outward . These two valves open , then , in ...
... closed at both ends . Call one end of the cylinder A , and the other B. Call the piston also C. In the end A let there be a valve opening inward , and in the end B a second valve opening outward . These two valves open , then , in ...
Página 36
... closed . If both move toward A , but A faster than C , air will still enter the space between C and A , while , in less quantity , it is passing through C into the space between C and B. Let now the piston A be supposed to occupy a ...
... closed . If both move toward A , but A faster than C , air will still enter the space between C and A , while , in less quantity , it is passing through C into the space between C and B. Let now the piston A be supposed to occupy a ...
Página 37
... longed to receive it . It is of iron and is cylindrical also , a small annular space only intervening between its walls and those of the cylinder . This space is open to the interior , but is closed ERICSSON'S ENGINE . 37.
... longed to receive it . It is of iron and is cylindrical also , a small annular space only intervening between its walls and those of the cylinder . This space is open to the interior , but is closed ERICSSON'S ENGINE . 37.
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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.