k. A square pointed center, L, which rests upon the lathe bed. The slotted pieces, M. lumps, which must be removed before the silk can be twisted. This important process of cleaning consists simpl_v 6, is inserted in the tail spindle and moved against the end are adjustable lengthwise to… … CENTERING AND STEADYING TOOLS. justed semicircular knives. It is now ready to be combined which is not round, the sleeve, N, shown in Fig. 10, is em- being at the same time moved forward by the screw of the ployed. It slips over the shaft and revolves in the steady to form the thread. Three or more…
Patents · Munn · Patented · Scientific American · Iron · Fresh air · American export · Electric light · Years ago · Address munn · Trade catalogs · Gutta percha · American supplement · Wrought iron
Internet Archive · Public domain (published before 1931). Free to use for anything.
