Worthen, William Ezra, 1819-1897, [from old catalog] ed · New York, Appleton · leaf 294
face of theseheads two grooves are cut, and between these faces an intermediate plate is in-serted with two tongues at right angles to each other, slide-fitted to the groovesin the heads, thus coupling the two shafts. In Fig. 609 the coupling admits of more motion. The grooves are in the… … t [T 1 1 — _[ 3 Fig. 608.
Mechanical drawing
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