Methods of machine shop work : for apprentices and students in technical and trade schools (1914)
Halsey, Frederick A. (Frederick Arthur), 1856-1935 · New York : McGraw-Hill · leaf 268
end of each of which is clamped tothe end of the rolling segment and the other end to the oppo-site end of the stationary plate. If the segment be rolled upon the plate the gear blank willroll past the cutting tool precisely as though the latter were acrown gear and, with the tool in reciprocating… … J I Fig. 258.—The original Bilgram bevel gear culter, generating system. The action is, perhaps, more clearly shown in Fig. 259.Were the gear being cut a spur, a complete rack tooth couldbe used as at a, but when cutting a bevel gear the taper of thespace between the teeth makes it necessary to use…
Machine-shop practice
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