The pattern maker's assistant : embracing lathe work, branch work, core work, sweep work, and practical gear construction : the preparation and use of tools : together with a large collection of useful and valuable tables (1878)
Rose, Joshua · New York : D. Van Nostrand · leaf 149
n the chuck sho^Ti in Figs. oG and 57, taking care that they are chucked so that, when the hole is bored hi them, it will be half in each piece, or, ui other words, chucking them truly, with the joint between the two. We then pare out the curved part hi the middle section, and then glue on the end… … sides by bradding on pieces of hght board, taking care to give draught by paring them slightly concave at the top, and thus making the ends of the core similar to the slight- ly rounded ends of the pattern. When these pieces are
Patternmaking
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
