Appleton's dictionary of machines, mechanics, engine-work, and engineering : illustrated with four thousand engravings on wood ; in two volumes (1873)
D. Appleton and Company · New York : D. Appleton and Co. · leaf 477
their way thus preventing injury to the machine. 470 PEKCUSSIOX-CAP MACHINE. u is the gage, a cap of steel over the head of the forming-die, Tfith semicircular notch in jLs edgeagainst which the star is driven by the transfer and held concentric with the forming-die until seized bjthe… … B029. It is operated by a pin in the runner R pressing against a tumbler, and holding it behind thepunch while a capsule is being formed, and releasing it instantly when the capsule is raised by the ele-vator above the gage u.n n, feed-rollers. There is a similar pair beliind the punch to continue…
Mechanical engineering · Mechanics · Engineering
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