MechanismLongmans, Green, and Company, 1905 - 408 páginas |
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Página 40
... Pitch line teeth of the other , so that the motion is not now caused by friction , but by direct action . As the ... circle is called the pitch . If d be the diameter of the pitch circle in inches , p the pitch of the teeth in inches ...
... Pitch line teeth of the other , so that the motion is not now caused by friction , but by direct action . As the ... circle is called the pitch . If d be the diameter of the pitch circle in inches , p the pitch of the teeth in inches ...
Página 46
... pitch , which gears with a circular spur rack on the turret having a pitch - circle diameter of 17 feet 2 inches nearly . Find the time to make one complete revolution of the turret . The arrangement is as sketched in Fig . 58. The ...
... pitch , which gears with a circular spur rack on the turret having a pitch - circle diameter of 17 feet 2 inches nearly . Find the time to make one complete revolution of the turret . The arrangement is as sketched in Fig . 58. The ...
Página 47
... pitch circle , and very approximately 31 - inch pitch , which drives another wheel of 40 teeth fixed to the same shaft as the holder round which the cable passes . The effective diameter of the cable - holder being 24 inches , 20 24 ...
... pitch circle , and very approximately 31 - inch pitch , which drives another wheel of 40 teeth fixed to the same shaft as the holder round which the cable passes . The effective diameter of the cable - holder being 24 inches , 20 24 ...
Página 270
... pitch surfaces . In both cases , whether friction or toothed wheels be employed , contact is over a line , and ... circle is called the addendum circle ; the innermost circle , the root circle ; and the circle intermediate between the ...
... pitch surfaces . In both cases , whether friction or toothed wheels be employed , contact is over a line , and ... circle is called the addendum circle ; the innermost circle , the root circle ; and the circle intermediate between the ...
Página 271
... pitch and the root circles , is called the flank . The part of the tooth face point flank root a addendum circle pitch circle root circle FIG . 297 . above the pitch circle is called the point , and the part below the pitch circle the ...
... pitch and the root circles , is called the flank . The part of the tooth face point flank root a addendum circle pitch circle root circle FIG . 297 . above the pitch circle is called the point , and the part below the pitch circle the ...
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Términos y frases comunes
actuating addendum circle angle angular velocity angular-velocity ratio arc of approach attached axis B.Sc belt bevel wheel block centripetal acceleration circular arc common normal connecting rod connecting-rod coupler crank arm crank pin crank radius crank shaft crosshead Crown 8vo curve cutter cutting cycloidal cylinder described diameter direction displacement distance draw driving ELEMENTARY ellipse engine equal equivalent crank fixed centre gear horizontal Illustrations intersect involute keyed kinematic lathe leading screw length lever line of centres line of stroke machine mandrel mean position meshes move number of teeth obliquity obtained oscillating P₁ P₁A P₂ parallel motion perpendicular pinion piston pitch circle pitch point plane pulley rack radii reciprocating piece relative represent the velocity revolution revolutions per minute roller rolling circle shape shown in Fig sliding slot spindle spur wheel straight line tool tooth trace transmitted turning pairs valve velocity diagram velocity ratio vertical whilst worm wheel
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