A Manual of Machinery and MillworkC. Griffin, limited, 1893 - 601 sider |
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Side 28
... greatest angular extent of the arcs to which the rule is applied should be limited in each case according to the degree of precision required in the drawing . Б D Fig . 23 . T II . ( Fig . 23. ) To draw a straight line approximately ...
... greatest angular extent of the arcs to which the rule is applied should be limited in each case according to the degree of precision required in the drawing . Б D Fig . 23 . T II . ( Fig . 23. ) To draw a straight line approximately ...
Side 94
... greatest and least radii by the fraction expressing the ratio of the error to the required length ; the product will be a correction , which is to be applied to the lengths of the line of centres , A H , and of each of the radii HB , HF ...
... greatest and least radii by the fraction expressing the ratio of the error to the required length ; the product will be a correction , which is to be applied to the lengths of the line of centres , A H , and of each of the radii HB , HF ...
Side 97
... greatest and least radii of a lobed wheel be called the inequality ; so that in an elliptic wheel ( fig . 71 ) the inequality is the distance The properties of these wheels were discovered by the Reverend W. Holditch . H between the ...
... greatest and least radii of a lobed wheel be called the inequality ; so that in an elliptic wheel ( fig . 71 ) the inequality is the distance The properties of these wheels were discovered by the Reverend W. Holditch . H between the ...
Side 98
... greatest and least radii . Multiply the given angle by the number of lobes ; then , from a point B " , fig . 73 , draw two lines , B " F , B " F ' , making with each other an angle equal to the product , and make the length of each of ...
... greatest and least radii . Multiply the given angle by the number of lobes ; then , from a point B " , fig . 73 , draw two lines , B " F , B " F ' , making with each other an angle equal to the product , and make the length of each of ...
Side 99
... greatest and least radii of each of the two sectors is equal to the line of centres ; and when the combination consists of one sector , working with a sliding bar or smooth rack . The following are the rules applicable to such cases ...
... greatest and least radii of each of the two sectors is equal to the line of centres ; and when the combination consists of one sector , working with a sliding bar or smooth rack . The following are the rules applicable to such cases ...
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Vanlige uttrykk og setninger
acting angle angle of repose angular velocity approximately Article axes axle band beam bending bending moment body breadth cast iron circle circular arc co-efficient component crank cross-section curve cutting cylinder denote diameter direction distance dynamometer ellipse epicycloidal epitrochoid equal equation exerted factor of safety figure fixed force friction gear given greatest instant instantaneous axis kilogrammes length lever line of centres line of connection load machine means modulus moment of inertia motion moving pieces multiply normal obliquity pair parallel perpendicular piston pitch pitch-circle pitch-line pitch-point pitch-surface plane of projection position pressure principles produced proportional pulley radii radius radius of gyration ratio represent resistance resultant rolling rotation rules screw shaft shearing shearing stress sliding square inch straight line strength stress stroke surface teeth tenacity tension tooth trace train train-arm transverse traversing valve velocity-ratio weight wheel
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