Principles of MechanismLongmans, Green, 1870 - 463 páginas |
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Página x
... effect of the wheel - work , so far as it governs the relative velocity of the hands , is the same , by whatever cause the motion may be produced , as , for example , when the minute - hand is turned by the finger . ' After these ...
... effect of the wheel - work , so far as it governs the relative velocity of the hands , is the same , by whatever cause the motion may be produced , as , for example , when the minute - hand is turned by the finger . ' After these ...
Página xiii
... effects . I have taken a different course from the one hitherto followed , in respect that , instead of considering a machine to be an instrument by means of which we may change the • Vide also Young's Natural Philosophy , vol . ii . p ...
... effects . I have taken a different course from the one hitherto followed , in respect that , instead of considering a machine to be an instrument by means of which we may change the • Vide also Young's Natural Philosophy , vol . ii . p ...
Página xvi
... effect of the combination upon the velocity ratio of the pieces , and upon the relation of their directions of motion , or directional relation ; from which considerations I have divided all the elementary combinations into three ...
... effect of the combination upon the velocity ratio of the pieces , and upon the relation of their directions of motion , or directional relation ; from which considerations I have divided all the elementary combinations into three ...
Página xix
... effects of force and resist- ance ; which might be considered as carrying out a portion of the plan above alluded to , as necessary to complete this arrangement of the science of Machinery . In concluding the preface of the first ...
... effects of force and resist- ance ; which might be considered as carrying out a portion of the plan above alluded to , as necessary to complete this arrangement of the science of Machinery . In concluding the preface of the first ...
Página xxx
... Effect of time of contact and of vibrations , coupling link . 486. Apparatus for exemplifying the two first laws . 487. Apparatus for exemplifying the third law . CHAPTER II . EMPLOYMENT OF BUTTING FRICTION . Art . 488. Perrault's hand ...
... Effect of time of contact and of vibrations , coupling link . 486. Apparatus for exemplifying the two first laws . 487. Apparatus for exemplifying the third law . CHAPTER II . EMPLOYMENT OF BUTTING FRICTION . Art . 488. Perrault's hand ...
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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