US PATENT SUBCLASS 123 / 41.68
.~.~.~ Spiral passages

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

Internet Version by PATENTEC © 1999      Terms of Use


123 /   HD   INTERNAL-COMBUSTION ENGINES

41.01  DF  COOLING {27}
41.56  DF  .~ Air-cooled {7}
41.67  DF  .~.~ Jacketed cylinder {1}
41.68.~.~.~ Spiral passages

DEFINITION

Classification: 123/41.68

(under subclass 41.67) Devices in which baffle means or cylinder fins are formed to impart a spiral flow to the air within the jacket, casing or conduit as it passes over the cylinder.