Modern mechanism, exhibiting the latest progress in machines, motors, and the transmission of power, being a supplementary volume to Appletons' cyclopaedia of applied mechanics (1892)
Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 825
ser-foot bya movement of the knee, leav-ing both hands free for ma-nipulating tlie work. Th e Willcox & Gibhs Straw-hat Machine makes prac-tically a concealed stitch.It has a claimed capacity of1,000 hand stitehes per min-ute. It produces ail sorts ofplaits, from the coarsestrough-and-ready to… … SEWING MACHINES. 795 ness of the plait operated upon. The double needles operate from below, and carrying thethread upward through the straw, a looper takes the thread fioni the threader, and passingover, a small double stitch is made on the upper side, almost invisible, and a long triplestitch on…
Mechanical engineering
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