Report on Machinery and Processes of the Industrial Arts and Apparatus of the Exact SciencesVan Nostrand, 1869 - 669 páginas |
Dentro del libro
Resultados 1-5 de 78
Página 4
... tion as original with himself . The observer would have , perhaps , been still more forcibly impressed with the evidence of this truth in looking through the magnificent collection of objects which modern ingenuity has so wonderfully ...
... tion as original with himself . The observer would have , perhaps , been still more forcibly impressed with the evidence of this truth in looking through the magnificent collection of objects which modern ingenuity has so wonderfully ...
Página 7
... tion , it was necessary to carry the material to it ; a necessity involving much loss of time and labor , and no slight expense . The transportation to great distances of raw material , though in the existing state of many industries it ...
... tion , it was necessary to carry the material to it ; a necessity involving much loss of time and labor , and no slight expense . The transportation to great distances of raw material , though in the existing state of many industries it ...
Página 12
... tion . It rests on a rectangular trough , of which the sides are equally inclined to the horizontal . At one of its extremities it abuts against a fixed stop , which is provided with the means of the necessary adjust- ment . The other ...
... tion . It rests on a rectangular trough , of which the sides are equally inclined to the horizontal . At one of its extremities it abuts against a fixed stop , which is provided with the means of the necessary adjust- ment . The other ...
Página 17
... tion is unimportant to the object for which the examples are produced , since , for the present purpose , it is immaterial whether a new industry is founded upon an invention or upon a discovery . Yet for the sake of precision of ideas ...
... tion is unimportant to the object for which the examples are produced , since , for the present purpose , it is immaterial whether a new industry is founded upon an invention or upon a discovery . Yet for the sake of precision of ideas ...
Página 25
... tion . The steam - engine , in its several forms 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 ...
... tion . The steam - engine , in its several forms 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 ...
Otras ediciones - Ver todas
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.