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Pattern making and foundry practice; a plain statement of the methods of wood pattern making, as practiced in modern pattern shops, with complete instructions for sweep work and notes on foundry practice, together with numerous drawings taken from actual patterns .. (1905)

Hand, L. H. (Louis Henry), b. 1854 · Chicago, F. J. Drake & co. · leaf 85

An illustration from Pattern making and foundry practice; a plain statement of the methods of wood pattern making, as practiced in modern pattern shops, with complete instructions for sweep work and notes on foundry practice, together with numerous drawings taken from actual patterns .., 1905, leaf 85
will be a round ring, which will be round alsoin cross-section.Then get outthe hub ofproper dimen-sions, mortise atapered squarehole in the cen-ter for the brakestaff, cut sixgains in the huband in the rimto receive theends of thespokes, and se-cure both huband rim in theirproper relative positions… … -rig -^3 AND FOUNDRY PRACTICE 81 their adjustment to one another to require onlya light blow to drive them home. (See Fig. 44.)Lastly finish up the spokes as desired and coatwith black shellac varnish. The making of cog or gear wheels is one ofthe most important features of the pattern

Patternmaking · Founding

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