Machine drawing; a practical guide to the standard methods of graphical representation of machines, including complete detail drawings of a duplex pump and of a direct-current generator (1914)
Griffin, Charles Lewis, 1867-, Adams, Charles Clyde, 1882- joint author · Chicago, American technical society · leaf 95
hanical Action. A cam is an ap-plied form of the ordinary wedge. Thesimple wedge is used to split apart the pieceinto which it enters, or to pry up heavy weights. It does notautomatically repeat its work. The work of the wedge is fin-ished when it is once driven home; and its function is not… … Fig. 75. Conventional Drawing for Square Thread MACHINE DRAWING 83 FOLLOWER WEDGE rotation, and allow the face of the wedge to rub against anotherguided piece, called the follower, we have a cam. In Fig. 76 isshown a double wedge in which either sloping side produces againstthe follower the action…
Machinery
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