A Manual of Machinery and MillworkC. Griffin, limited, 1893 - 601 sider |
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Side vi
... less than the total work , in the different sorts of moving pieces , and in their various combina- tions . Considering that a convenient single word is wanted to denote the proportion in which the total work in a machine is greater than ...
... less than the total work , in the different sorts of moving pieces , and in their various combina- tions . Considering that a convenient single word is wanted to denote the proportion in which the total work in a machine is greater than ...
Side 27
... less , for each turn of the wheel ; thus showing , as before , the effect of the rotation of the hook along with the wheel ; and the only difference in the motion will be that the end of the cord attached to the hook will be carried ...
... less , for each turn of the wheel ; thus showing , as before , the effect of the rotation of the hook along with the wheel ; and the only difference in the motion will be that the end of the cord attached to the hook will be carried ...
Side 56
... less eccentricity , having its centre in the fixed axis O. This principle has been made available in instruments for drawing and turning ellipses . There is one case of the composition of rotations about parallel axes in which there is ...
... less eccentricity , having its centre in the fixed axis O. This principle has been made available in instruments for drawing and turning ellipses . There is one case of the composition of rotations about parallel axes in which there is ...
Side 62
... less from equality than that of the radii of any other pair of circular arcs which can be drawn so as to touch A D in A and B D in B , and also to touch each other at an intermediate point . " * Fig . 48 . 1 * This may be expressed ...
... less from equality than that of the radii of any other pair of circular arcs which can be drawn so as to touch A D in A and B D in B , and also to touch each other at an intermediate point . " * Fig . 48 . 1 * This may be expressed ...
Side 100
... less than the true obliquity of the spiral , and the angle OK G is greater than the true obliquity . To obtain the closest approximation to the true obliquity possible without further subdividing the angle A O B , proceed as follows ...
... less than the true obliquity of the spiral , and the angle OK G is greater than the true obliquity . To obtain the closest approximation to the true obliquity possible without further subdividing the angle A O B , proceed as follows ...
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Vanlige uttrykk og setninger
angle angle of repose angular velocity approximately Article axes axis of rotation band base-circle body cast iron centrifugal force circle circular arc circumference comparative motion component cone counter-efficiency crank curve cutting cylinder denote described diameter direction divided draw the straight driving point dynamometer ellipse epicycloidal epitrochoid equal exerted figure fluid force friction gearing instantaneous axis involute length let fall lever line of centres line of connection linear screw logarithmic spiral machine means mechanism moving piece multiply normal pitch obliquity pair parallel perpendicular perpendicular distance piston pitch-circle pitch-line pitch-point pitch-surface plane of projection position pressure primary piece principles proportional pulley rabatment rack radii radius of curvature ratio reciprocating relatively represent resistance respectively resultant revolution rotating piece Rule secondary piece shaft sliding straight line stroke tangent threads tooth trace train-arm transverse turning valve velocity-ratio weight wheel
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