Hiscox, Gardner Dexter, 1822?-1908 · New York, The Norman W. Henley publishing co. · leaf 395
1590. STREET-CAR SAND BOX. — The operation of the lever, pawl, andrachet wheel turns the twisted carrier andat the same time revolves the toothed feedwheel. … 1591. FRICTION BRAKE forstreet-railway cars. A leather washerbetween the flange of the brake spooland axle flange is the friction sur-face. The spool is held by a shortwind of the chain either way. Thediagonally cut sleeve is elongated bya pull on the connecting rods, whichcompresses the friction…
Mechanical movements
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
