US PATENT SUBCLASS 100 / 150
.~.~ Helix interengaging abutment


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

Internet Version by PATENTEC © 1999      Terms of Use



100 /   HD   PRESSES

144  DF  CONCURRENT PRESSING AND CONVEYING {5}
145  DF  .~ Helix-type compressor {5}
150.~.~ Helix interengaging abutment


DEFINITION

Classification: 100/150

(under subclass 145) Apparatus in which the material as it is carried forward by the rotating finned member comes against an abutment blocking the space between successive turns of the spiral.