h three 110 lb. springs as now used apressure on the friction rings of 1650 lb. is secured. From a maintenance standpoint, the friction rings areinterchangeable with those of conventional disk clutchesso that new disks are available in practically any city.This is one of the advantages claimed over…
Automobiles · Aeronautics
Internet Archive · University of Toronto Libraries · Public Domain Mark 1.0. Free to use for anything.