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 57
ainhalving as at B, badly made, both A A and B mightbecome disturbed and rammed outwards from theirrelative positions in the direction shown by the arrows.Still, much depends on the workmanship of the joint.A good half lap joint, glued and screwed, is very 46 PRINCIPLES OF PATTERN MAKING. strong… … Fig. 30 Pattern of Pump Standard. pleted, of a pump standard. Fig. 31 shows the platedportion only, framed together, and marked out in readi-ness to be cut to outline. A comparison of the twofigures will show their relations. In Fig. 31 there are four main pieces A, A, B, C,halved together, and…
Patternmaking
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