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 62
hown in Fig. 35 from the works of the United ShoeMachinery Company. In this instrument one of the pins isconcentric with the axis on which the adjustable plate swivels,the result being that the height of the second pin may beadjusted, once for all, by the use of the height gage as shown.… … Fig. 36.—A large index plate. The magnetic circuits of electric generators and motors arebuilt up of punchings of sheet steel. In small machines thesepunchings are complete rings but, as the size increases, it soonbecomes impracticable to follow this plan and the rings are madeof segments. Under…
Machine-shop practice
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