The Mechanical Principles of Engineering and ArchitectureLongman, Brown, Green, and Longmans, 1855 - 675 стор. |
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Сторінка xiii
... dimensions of the base of the involute , with a view to the most perfect economy of power in the working of the wheels . The greater portion of the discussions in the third part of my work I believe to be new to science . In the fourth ...
... dimensions of the base of the involute , with a view to the most perfect economy of power in the working of the wheels . The greater portion of the discussions in the third part of my work I believe to be new to science . In the fourth ...
Сторінка xvi
... dimensions as to be every where of the same strength . A suspension bridge thus constructed is obviously that which , being of a given strength , can be constructed with the least quantity of materials ; or , which is of the greatest ...
... dimensions as to be every where of the same strength . A suspension bridge thus constructed is obviously that which , being of a given strength , can be constructed with the least quantity of materials ; or , which is of the greatest ...
Сторінка xxiii
... Dimensions of a Buttress · 651 659 660 Note H. - Dimensions of the Teeth of Wheels Note I. - Experiments of M. Morin on the Traction of Carriages - 661 Note K. - On the Strength of Columns Table I. - The Numerical Values of complete ...
... Dimensions of a Buttress · 651 659 660 Note H. - Dimensions of the Teeth of Wheels Note I. - Experiments of M. Morin on the Traction of Carriages - 661 Note K. - On the Strength of Columns Table I. - The Numerical Values of complete ...
Сторінка 59
... dimensions of the body are here supposed to be ex- * Of course it is in this proposition supposed that the force , if it be not constant , is dependant for its amount only on the distance of the point at which it acts from the centre of ...
... dimensions of the body are here supposed to be ex- * Of course it is in this proposition supposed that the force , if it be not constant , is dependant for its amount only on the distance of the point at which it acts from the centre of ...
Сторінка 60
Henry Moseley. ceeding small . If it be of considerable dimensions , then what- ever be the height through which its centre of gravity is raised along the curve , the work expended is the same ( Art . 60. ) as though the centre of ...
Henry Moseley. ceeding small . If it be of considerable dimensions , then what- ever be the height through which its centre of gravity is raised along the curve , the work expended is the same ( Art . 60. ) as though the centre of ...
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Загальні терміни та фрази
a₁ angle of resistance angular velocity arch axes axis beam body bordering upon motion capstan centre of gravity circumference compression corresponding crank curve cylinder deflexion descend determined dimensions displaced fluid distance ditto driven wheel driving Edition epicycloidal equal equation equilibrium evident exceedingly small extrados force formula friction given hypocycloidal impact inclination inertia intersect involute lamina length limiting angle line of centres line of resistance machine modulus moment of inertia moving numbers of teeth observing obtain oscillation P₁ P₂ parallel passing perpendicular pitch circle plane point of application point of contact portion position radius repre respect resultant revolution revolve rupture screw space stability Substituting supposed surfaces of contact taken to represent tion tooth U₁ U₂ unguent vertical vis viva viva vols voussoirs W₁ wall weight whence it follows whilst whole
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