Methods of machine shop work : for apprentices and students in technical and trade schools (1914)
Halsey, Frederick A. (Frederick Arthur), 1856-1935 · New York : McGraw-Hill · leaf 187
the machining of the small beltpulleys of sewing machines. A magazine, filled with blankpulleys, is shown above the work spindle, the work of the operatorbeing to see to it that this magazine does not get empty. By ^ Full particulars of the methods of laying out these cams may be found inAutomatic… … TURNING AXD BORING 177 reason of the inclination of the magazine, the wheel blanks rollto the outlet at the bottom, from which point a transfer carrier,operated by a special cam upon the cam shaft, takes them, oneby one, and transfers them to a point in front of the spindlechuck, into which they…
Machine-shop practice
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