The Mechanical Principles of Engineering and ArchitectureJ. Wiley, 1875 - 699 стор. |
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Сторінка viii
... space of one metre . M. Dupin has proposed the application of the term dyname to this unit . I have gladly sheltered ... space is evidently measured in terms of such units , by multiplying the number of pounds in the pressure by the ...
... space of one metre . M. Dupin has proposed the application of the term dyname to this unit . I have gladly sheltered ... space is evidently measured in terms of such units , by multiplying the number of pounds in the pressure by the ...
Сторінка ix
... space , to be measured by one half the vis viva accumulated through the space ; so that throwing into the consideration of the forces . under which a machine works , the vires inertia of its moving elements , and observing that one half ...
... space , to be measured by one half the vis viva accumulated through the space ; so that throwing into the consideration of the forces . under which a machine works , the vires inertia of its moving elements , and observing that one half ...
Сторінка xii
... space in this portion of my work to the determination of the modulus of a system of toothed wheels ; this determination I have , moreover , extended to bevil wheels , and have included in it , with the influence of the friction of the ...
... space in this portion of my work to the determination of the modulus of a system of toothed wheels ; this determination I have , moreover , extended to bevil wheels , and have included in it , with the influence of the friction of the ...
Сторінка 19
... space will then be known . Thus then we shall know a point through which the resultant of all the pressures passes , also the direction of that resultant , for it is parallel to the common direction of all the pressures , and we shall ...
... space will then be known . Thus then we shall know a point through which the resultant of all the pressures passes , also the direction of that resultant , for it is parallel to the common direction of all the pressures , and we shall ...
Сторінка 30
... space is fully deter- mined . These three planes are usually taken at right angles to one another , and are then called rectangular co - ordinate planes , and their common intersections rectangular co - ordi- nate axes . If the centre ...
... space is fully deter- mined . These three planes are usually taken at right angles to one another , and are then called rectangular co - ordinate planes , and their common intersections rectangular co - ordi- nate axes . If the centre ...
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Загальні терміни та фрази
a₁ angle of resistance angular velocity axes axis beam body bordering upon motion centre of gravity circumference co-efficient compression conical surfaces corresponding crank crank arm cubic foot curve cylinder deflexion determined displaced fluid distance ditto driven wheel driving epicycloidal equal equation equilibrium evident exceedingly small extrados forces formula friction given horizontal hypocycloidal inclination inertia intersect involute lamina length limiting angle line of centres line of resistance load machine modulus moment of inertia moving n₁ n₂ neutral line 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 space stability Substituting supposed surfaces of contact taken to represent tion tooth U₁ unguent vertical vis viva viva voussoirs wall weight whence it follows whilst whole