Report on Machinery and Processes of the Industrial Arts and Apparatus of the Exact SciencesVan Nostrand, 1869 - 669 páginas |
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Página 4
... manner and succession of movements and in the relative position of the tool and the material operated upon . Another illustration might be found in the important art of printing . Since the origin of this art in the memorable invention ...
... manner and succession of movements and in the relative position of the tool and the material operated upon . Another illustration might be found in the important art of printing . Since the origin of this art in the memorable invention ...
Página 33
... manner brought into contact with metallic surfaces of large extent in proportion to the weight of the mass , in order that the excess of heat being transferred to these might be afterwards taken up by the cold air of the supply as it ...
... manner brought into contact with metallic surfaces of large extent in proportion to the weight of the mass , in order that the excess of heat being transferred to these might be afterwards taken up by the cold air of the supply as it ...
Página 37
... manner as to fulfil the condition that the aspiration of the charge of air should occupy the minimum of time . The oscillating levers which connect with the piston - rods of the supply piston are kept in oscillation by crank motion from ...
... manner as to fulfil the condition that the aspiration of the charge of air should occupy the minimum of time . The oscillating levers which connect with the piston - rods of the supply piston are kept in oscillation by crank motion from ...
Página 46
... manner , but which differed from Mr. Shaw's in several particulars . In the first place , it employed but one working cylinder , of which the pis- ton was double - acting . It had , secondly , an independent supply pump , also double ...
... manner , but which differed from Mr. Shaw's in several particulars . In the first place , it employed but one working cylinder , of which the pis- ton was double - acting . It had , secondly , an independent supply pump , also double ...
Página 49
... passing through the fuel , and so upward into the working cylin- der . Provision is said to be made to divide the air current in such a manner as to allow a portion of it , at. ROPER'S HOT - AIR ENGINE . 4 IA ROPER'S HOT - AIR ENGINE . 49.
... passing through the fuel , and so upward into the working cylin- der . Provision is said to be made to divide the air current in such a manner as to allow a portion of it , at. ROPER'S HOT - AIR ENGINE . 4 IA ROPER'S HOT - AIR ENGINE . 49.
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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.