Principles of MechanismLongmans, Green, 1870 - 463 páginas |
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Página v
... obtained the best that might have been employed ? or what are the various methods that might have been substituted ... obtain , by direct and certain methods , all the forms and arrangements that are applicable to the desired purpose ...
... obtained the best that might have been employed ? or what are the various methods that might have been substituted ... obtain , by direct and certain methods , all the forms and arrangements that are applicable to the desired purpose ...
Página xvi
... obtained upon the principles of pure sliding contact , is afterwards adapted to the roller by tracing a second curve within it at a normal distance equal to the radius of the roller . All combinations of this kind are therefore placed ...
... obtained upon the principles of pure sliding contact , is afterwards adapted to the roller by tracing a second curve within it at a normal distance equal to the radius of the roller . All combinations of this kind are therefore placed ...
Página xix
... obtained , as well as to describe and investigate those parts of machinery in the action of which forces are essential , adding a hint that I should probably undertake this task at some future time . But in the year of its publication ...
... obtained , as well as to describe and investigate those parts of machinery in the action of which forces are essential , adding a hint that I should probably undertake this task at some future time . But in the year of its publication ...
Página 5
... which tends to move the point of its application from B to A , whether by pushing or pulling , repulsion or attraction , pro- pulsion or traction . describing it , and the measure of velocity is obtained INTRODUCTION . '
... which tends to move the point of its application from B to A , whether by pushing or pulling , repulsion or attraction , pro- pulsion or traction . describing it , and the measure of velocity is obtained INTRODUCTION . '
Página 6
Robert Willis. describing it , and the measure of velocity is obtained by dividing the number of feet passed over by that of the seconds employed . If V be the velocity , Sthe space in feet , T the time in S T seconds , V = The direction ...
Robert Willis. describing it , and the measure of velocity is obtained by dividing the number of feet passed over by that of the seconds employed . If V be the velocity , Sthe space in feet , T the time in S T seconds , V = The direction ...
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Principles of Mechanism: Designed for the Use of Students in the ... Robert Willis Visualização integral - 1841 |
Palavras e frases frequentes
angle angular velocity ratio arrangement axes axis carried center of motion circumference coincide combination communicated cone connected constant contrivance cord crank cylinder dead point describing circle diameter distance driver edge ellipse employed epicyclic train epicycloid equal example excentric extremity fixed follower frame friction frustum geer geometrical series given groove hyperboloid hypocycloid involute last wheel length line of centers link-work logarithmic spiral machine mechanism move number of teeth obtained opposite direction oscillation pair parallel parallel motion pass path perpendicular piece pinion pitch circle plane point of contact position pully rack radial radii radius ratchet-wheel respectively revolution revolve right line roller rolling contact rotation round screw shaft shown side sliding solids of revolution string surface synchronal rotations tangent termed toothed wheel turn upper versin vertical Vide weight wheel-work