Illinois Society of Architects · Chicago · leaf 648
haft which drivesthe coal feed screw. Change in rate of coalfeed is easily accomplished by turning a simplevalve which varies the rate of oil flow fromthe cylinder. An unlimited number of coalfeeds are thus obtainable. The oil which isused to operate the piston is then diverted toflood every moving… … Bituminous BinjteJ 64 I 3. Sufficient floor space must be providedto allow for proper operation of furnace, re-moval of boiler tubes and making necessaryrepairs, cleaning- boiler tubes, gas passages,furnace fire box, combustion chambers andto allow for easy access to furnace doors andother openings…
Architecture · Building · Architects
Internet Archive · University of Illinois Urbana-Champaign · Public Domain Mark 1.0. Free to use for anything.
