B, Fig. 61D. The arms should be set into therims as shown at D, Fig. 61D, before the work is takenfrom the chuck. The vertical arms C C, with the cen-tral hub E must be left loose so it will lift with the cope.These will be built together as shown by Fig. 6lE- CHAPTER XIII. PIPK FITTINGS Another… … Fig. 64.and an elbow, shown at Fig. 72. The larger part of thepattern work can be done on the lathe for both of theseexamples. The pipe bend will be taken up first. The firstthing is to prepare a chuck large enough in diameter;turn its face perfectly flat, and glue paper all over it. The stock…
Patternmaking
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