The principles of pattern making, written specially for apprentices and students in technical schools (1900)
Horner, Joseph Gregory, 1847-1927 · London, New York, Pitman · leaf 39
Fig. 12. Casting of Double Armed Pullej. … Fig. 13 Casting of Branch Pipe. JOINTS AND MOULDING. 29 jointed mould, the joint being along the plane C-C.But the occurrence of the flange B necessitates anotherjoint, at D-D, to leave an open space for the with-drawal of the flange in the direction of the arrow. Sucha joint as this may be formed…
Patternmaking
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