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 (1920)
Griffin, Charles Lewis, 1867- [from old catalog], Adams, Charles Clyde, 1882- [from old catalog] joint author · Chicago, American technical society · leaf 265
brush by a copper tube passed througha hole in the brush and through the terminal on the pigtail. Bothends are then spun over, so as to draw the terminal up solidly againstthe carbon, Fig. 12. In order that the pigtail may clear the springwhich holds the brush against the commutator, the slot for… … MACHINE DRAWING 251 The pigtail itself is called for in the title table only, the dimensionsof the terminals and over-all length being given on the drawing. Brush Holder Shank. The brush holder shank, Fig. 2, isan alloy casting. It must be carefully machined in the brush slot,on the face next the…
Machinery
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