Appleton's dictionary of machines, mechanics, engine-work, and engineering (1861)
Appleton, firm, publishers, New York. (1852, D. Appleton & Co.) · New York : D. Appleton · leaf 876
d back over thejoint, and firmly keyed. This is an extremely rigidconnection. Fig. 20872 is a screw coupling, a veryneat and excellent rigid coupling, for the connectingof wrought iron shafts, more especially the lighter kinds. It will he observed that this coupling admits of rotation but in one… … / \ < J
Mechanical engineering
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