Babendreier, Arthur O. [from old catalog], Maryland institute for the promotion of mechanic arts and design, Baltimore. [from old catalog] · Baltimore, Md., The Maryland institute for the promotion of mechanic arts and design · leaf 16
arms inany case must be considered as before stated, i. e., thestraight distances from the fulcrum to points oppositethe weight and power, respectively, and at right angles totheir lines of direction. (See broken lines in Fig. 4.) Pulley—The pulley is used where bodies (weights)are to be moved over… … Pulleys are arrangedsingly or in pairs orgroups. The center orpin on which a pulleyturns is called the Axis.The pulley may be knowneither as Fixed; if its axisdoes not move with theweight; or as Movable,if its axis does move withthe-weight. A fixed pulley changesthe .direction of the pullonly, and…
Mechanics
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