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 216
mallset 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. Thedrill used should be a trifle smaller than 14 inch. Becareful that the drill… … Fig. 141—Forming device for the brass buckets used on the rotor of the steam turbine 1/4-inch reamer, after which it can be placed on a l^-inchmandrel and the ends squared up. If desired, the out-side of the bearing can be turned down and finished oneither end. If finish is desired over that…
Machinery
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