Worthen, William Ezra, 1819-1897, [from old catalog] ed · New York, Appleton · leaf 297
Fig. 618. Fig. 619. In Fig. 620 is shown the cylinder-friction clutch of Koechlin. In this casethe clutch movement takes place readily. The part A is a hollow cylinder inwhich three internal clamp pieces are fitted, each being provided with a bronzeshoe. These are thrown in and out of action by…
Mechanical drawing
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