Pattern making; a practical treatise for the pattern maker on wood-working and wood turning, tools and equipment, construction of simple and complicated patterns, modern molding machines and molding practice (1921)
Ritchey, James, Monroe, Walter W. (Walter William), b. 1869 · Chicago, American technical society · leaf 137
faslenens Fig. 205. PutiorD for Tec, Fig. 201, as Mountod in Laihe some cases a flat head wood screw can be inserted at each end,Fig. 205, and the form of the pattern may require a wooden screw to … Fit;. 207. Steel Pinch Dog be inserted near the center of the work to prevent its springing openat the center, due to tlic centrifugal furces at high revolutions. ^ h --r ^==:--s=s^=;^-s^^^29^-5^ Fig. 20^. Coro Box (or Tl-c
Patternmaking
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