The design, construction and test of a direct reading engine indicator (1917)
Tower, Alexander McJunkin, Siegmund, Humphreys Oliver · leaf 62
as used as the base upon which to build therest of the commutator since that would be easier to fasten to anyshaft it would be put on, and furnished a substantial support forthe insulating materials and rings put outside of it. A woodensleeve with a collar at one end was turned so that it fit… … Fig. 29. Commutator Circuit.
Internal combustion engines · Theses
Internet Archive · University of Illinois Urbana-Champaign · Public Domain Mark 1.0. Free to use for anything.
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