Principles of MechanismLongmans, Green, 1870 - 463 páginas |
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Página xviii
... circle or curve to trace their forms within and without the respective pitch - lines . * It will be found that I have calculated all the results that are required in practice , and have arranged them in tables for reference . On the ...
... circle or curve to trace their forms within and without the respective pitch - lines . * It will be found that I have calculated all the results that are required in practice , and have arranged them in tables for reference . On the ...
Página xxxiii
... Circular pitch 77 Geometrical circle , radius or dia- • Clearing curve of a tooth 140 meter of a wheel 53 Click . 301 Gorge of a pully . 252 Cog 57 Guide pully 262 Cometarium 91 Gun tackle . 371 Contrate wheel 67 Helix lever ( note ) 71 ...
... Circular pitch 77 Geometrical circle , radius or dia- • Clearing curve of a tooth 140 meter of a wheel 53 Click . 301 Gorge of a pully . 252 Cog 57 Guide pully 262 Cometarium 91 Gun tackle . 371 Contrate wheel 67 Helix lever ( note ) 71 ...
Página xxxiv
... Pitch , of a screw Pitch - circle Pitch - cone . Pitch - curve Plane of centers Plane screw 208 Templet 173 • 53 , 73 Thickness of tooth 150 191 · Tooth and space . 74 90 Trammel 428 ( note ) 39 Train - bearing arm 397 204 Tracker 289 ...
... Pitch , of a screw Pitch - circle Pitch - cone . Pitch - curve Plane of centers Plane screw 208 Templet 173 • 53 , 73 Thickness of tooth 150 191 · Tooth and space . 74 90 Trammel 428 ( note ) 39 Train - bearing arm 397 204 Tracker 289 ...
Página 47
... circular section of its teeth or staves gave it the advantage of a very smooth motion when the lantern was driven , as ... pitch circle . Hence the two axes revolve in the same direction . The arms of an annu- lar wheel necessarily lie ...
... circular section of its teeth or staves gave it the advantage of a very smooth motion when the lantern was driven , as ... pitch circle . Hence the two axes revolve in the same direction . The arms of an annu- lar wheel necessarily lie ...
Página 56
... circle of a toothed wheel is the circle whose diameter is equal to that of a ... pitch circles of the driver and follower respectively ; these rolling ... circle is variously termed the pitch circle of the wheel , the primitive circle ...
... circle of a toothed wheel is the circle whose diameter is equal to that of a ... pitch circles of the driver and follower respectively ; these rolling ... circle is variously termed the pitch circle of the wheel , the primitive circle ...
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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