Practical mechanical drawing and machine design self taught .. (1907)
Westinghouse, Charles. [from old catalog] · Chicago, F. J. Drake & co. · leaf 11
s a medium between the large compasses and thespring-bow set. The most important part of a pair of compassesis the bead, wbieb forms the hinged joint. Thereare two forms of joints: the tongue-joint, as shownin the left-hand view in Fig. 3, in which the headof one shank has a tongue, generally made…
Mechanical drawing · Machine design
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