Principles of MechanismLongmans, Green, 1870 - 463 páginas |
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Página xviii
... practice , and have arranged them in tables for reference . On the whole , it will be seen that the present volume is I may also be pardoned for referring to the description and theory of my Odontograph , for facilitating the setting ...
... practice , and have arranged them in tables for reference . On the whole , it will be seen that the present volume is I may also be pardoned for referring to the description and theory of my Odontograph , for facilitating the setting ...
Página xxvi
... Practice . 40 , 41. Axes Hyperboloids . Art . 52. Rolling surfaces . 53-60 . Toothed wheels in general . 61. Annular wheels . 62. Rack . 63. Sector . 64-69 . Axes meeting . 70. Axes not meeting . 71. Hooke's geering ( vide Art . 190 ) ...
... Practice . 40 , 41. Axes Hyperboloids . Art . 52. Rolling surfaces . 53-60 . Toothed wheels in general . 61. Annular wheels . 62. Rack . 63. Sector . 64-69 . Axes meeting . 70. Axes not meeting . 71. Hooke's geering ( vide Art . 190 ) ...
Página 7
... practice linear velocity is commonly referred to seconds and feet , but angular velocity to minutes and revolutions or turns ; thus a millwright will define the velocity of a given wheel by either saying that it performs twenty ...
... practice linear velocity is commonly referred to seconds and feet , but angular velocity to minutes and revolutions or turns ; thus a millwright will define the velocity of a given wheel by either saying that it performs twenty ...
Página 31
... practice , a thin frustum only of each cone is employed . Let the position of the axes be given , and also the ratio of the angular velocities , it is required to describe the cones , or rather the frusta . Let AB , AC be the axes ...
... practice , a thin frustum only of each cone is employed . Let the position of the axes be given , and also the ratio of the angular velocities , it is required to describe the cones , or rather the frusta . Let AB , AC be the axes ...
Página 34
... practice these solids are required as above stated for the con- struction of toothed wheels whose axes are neither parallel nor meeting and only a comparatively thin frustum or slice of the solid is required . The successive lines on ...
... practice these solids are required as above stated for the con- struction of toothed wheels whose axes are neither parallel nor meeting and only a comparatively thin frustum or slice of the solid is required . The successive lines on ...
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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