Model making; including workshop practice, design and construction of models, a practical treatise for the amateur and professional mechanic .. (1919)
Yates, Raymond F. (Raymond Francis), 1895- ed · New York, The Norman W. Henley Pub. Co. · leaf 215
ing screws are nextdrilled and tapped, after which the clearance holes forthe screws are placed in the feet. The bearing can now^be slipped onto the end of the shaft projecting from theassembled casings and the position of the screw holestransferred to the casing. The head 0 must now be removed and… … A Model Steam Tui^bine 213 position shown in Fig. 140 and secured by a very smallset screw drilled and tapped into one end of the worm. The bearing for the driving shaft is best finished bycentering at l)oth ends and drilling the hole when thecasting is held against the back center of the lathe.…
Machinery
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