US PATENT SUBCLASS 123 / 537
.~.~ Before intake valve (e.g., in manifold)

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

434  DF  CHARGE FORMING DEVICE (E.G., POLLUTION CONTROL) {29}
536  DF  .~ Combustible mixture ionization, ozonation, or electrolysis {3}
537.~.~ Before intake valve (e.g., in manifold)

DEFINITION

Classification: 123/537

Before intake valve (e.g., in manifold):

(under subclass 536) Subject matter wherein the treatment occurs before the charge component reaches the engine intake valve.