Crawshaw, Fred D. (Fred Duane), b. 1874, Phillips, J. D. (James David), 1869- joint author · Chicago, New York, Scott, Foresman and company · leaf 259
Fig. 287. Square Thread. Conven-tional Representation for Small Sizes (254) Fig. 288. Acme Thread. Con-ventional Representation ADVANCED DRAWING 255 Pipe Thread. The basic form of the Briggs standard pipethread is that of the V-thread. This thread is rounded slightly.at the outer and inner edges. A…
Mechanical drawing
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