MechanismLongmans, Green, and Company, 1905 - 408 страници |
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Страница 1
... whilst the motion . of the driver depends on the kind of natural source of energy which is available . The follower has to be connected with the driver by a train of mechanism , so that when the driver receives 1 Machinery and Mill Work ...
... whilst the motion . of the driver depends on the kind of natural source of energy which is available . The follower has to be connected with the driver by a train of mechanism , so that when the driver receives 1 Machinery and Mill Work ...
Страница 27
... and consequently , after the pulley has turned through a small angle , the direction of the belt is corrected . The belt , as before , may be readily removed from the pulley whilst the latter SIMPLE MACHINES AND MACHINE TOOLS , ETC. 27.
... and consequently , after the pulley has turned through a small angle , the direction of the belt is corrected . The belt , as before , may be readily removed from the pulley whilst the latter SIMPLE MACHINES AND MACHINE TOOLS , ETC. 27.
Страница 28
Stanley Dunkerley. may be readily removed from the pulley whilst the latter is in motion , by pressing against the advancing part of the belt . § 26. Fast and Loose Pulleys . Striking Gear . - Belt - driving is used for a variety of ...
Stanley Dunkerley. may be readily removed from the pulley whilst the latter is in motion , by pressing against the advancing part of the belt . § 26. Fast and Loose Pulleys . Striking Gear . - Belt - driving is used for a variety of ...
Страница 29
... whilst the belt is slightly less in width than either of the faces A and A ' . By pulling F ( taking care that the guide C presses on the advanc- ing side of the belt ) , the motion of rotation of the main shaft may be transmitted to ...
... whilst the belt is slightly less in width than either of the faces A and A ' . By pulling F ( taking care that the guide C presses on the advanc- ing side of the belt ) , the motion of rotation of the main shaft may be transmitted to ...
Страница 39
... whilst motion is being transmitted . In practice the smaller wheel must have sensible thickness , and consequently its edge is in contact with parts of the flat plate having different velocities , with the result that there is sliding ...
... whilst motion is being transmitted . In practice the smaller wheel must have sensible thickness , and consequently its edge is in contact with parts of the flat plate having different velocities , with the result that there is sliding ...
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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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