US PATENT SUBCLASS 110 / 110
.~.~.~ Screw


Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use



110 /   HD   FURNACES

101 R  DF  FUEL FEEDERS {15}
108  DF  .~ Hopper {1}
*  DD  .~.~ Pusher {2}
110.~.~.~ Screw


DEFINITION

Classification: 110/110

(under subclass 108) Devices that push the fuel into the body of fuel in the firebox by a rotary screw.