Report on Machinery and Processes of the Industrial Arts and Apparatus of the Exact SciencesVan Nostrand, 1869 - 669 páginas |
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Página 12
... fixed stop , which is provided with the means of the necessary adjust- ment . The other is opposed to the extremity of a screw of twenty threads to the inch , placed directly in the line of the axis . A single revolution of the screw ...
... fixed stop , which is provided with the means of the necessary adjust- ment . The other is opposed to the extremity of a screw of twenty threads to the inch , placed directly in the line of the axis . A single revolution of the screw ...
Página 25
... fixed and movable , with the exception of the rotary engines , having been made the subject of examination and report by another committee , will require no notice here . It is sufficient to remark in this place that , notwithstanding ...
... fixed and movable , with the exception of the rotary engines , having been made the subject of examination and report by another committee , will require no notice here . It is sufficient to remark in this place that , notwithstanding ...
Página 36
... fixed cap , both pistons being movable , the same succession of occurrences will take place , only modi- fied by the movements which may be given to A. If C and A both move in the direction of A , both their valves will open , and air ...
... fixed cap , both pistons being movable , the same succession of occurrences will take place , only modi- fied by the movements which may be given to A. If C and A both move in the direction of A , both their valves will open , and air ...
Página 37
... fixed centre of motion at their extremities , and kept in motion by the engine . The rod of the external piston , A , which is the driving piston , is also connected with an upright oscillating lever , turning on an axis of motion at ...
... fixed centre of motion at their extremities , and kept in motion by the engine . The rod of the external piston , A , which is the driving piston , is also connected with an upright oscillating lever , turning on an axis of motion at ...
Página 41
... fixed to the arbor C , at a fixed angle to each other of seven degrees . The escape valve is placed at D , and kept in position by the spring d . A cam D ' , acting on this valve through the lever D " , opens it just before the driving ...
... fixed to the arbor C , at a fixed angle to each other of seven degrees . The escape valve is placed at D , and kept in position by the spring d . A cam D ' , acting on this valve through the lever D " , opens it just before the driving ...
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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
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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.