Mechanical movements, powers, devices and appliances; (1903)
Hiscox, Gardner Dexter, 1822?-1908 · New York, The N.W. Henley & co. · leaf 389
1573. SEWING-MACHINESHUTTLE.—The thread is rovein the holes in the tension spring,which is made adjustable by thenotch cam d. . 1574. SEWING-MACHINEFEED BAR, Wheeler & Wil-son model. The toothed feed-rack 26 is fixed to the frame 7,which is lifted, moved forward, and dropped by the cam 39, and…
Mechanical movements
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