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 270
Fig. 260. … Fig. 261.Gleason bevel gear cutting machine, generating system. 260 :\1ETH0DS OF ]\IACHIXE SHOP WORK THE OCTOID SYSTEM OF BEVEL GEAR TEETH When inventing his machine, Mr. Bilgram also invented,incidentally, an entirely new tooth form system which is neitherinvolute nor epicycloidal. This system…
Machine-shop practice
Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
