Hiscox, Gardner Dexter, 1822?-1908 · New York, The Norman W. Henley publishing co. · leaf 52
124. V-TOOTHED GEAR.—The teeth of whichare usually inclined from the centre lines of the faceequal to the amount of the pitch at the outer ends. … 125. SPLIT SPUR GEAR, showing methodof bolting on to the shaft of a trolley car. 126. STAR WHEEL GEAR, for wringingmachines, mangles, etc. Allows a variable mesh icthe teeth.
Mechanical movements
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.