US PATENT SUBCLASS 123 / 507
.~.~ Pumping member driven by a piston or valve of the internal combustion engine

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}
495  DF  .~ With fuel pump {11}
507.~.~ Pumping member driven by a piston or valve of the internal combustion engine

DEFINITION

Classification: 123/507

Pumping member driven by a piston or valve of the internal combustion engine:

(under subclass 495) Subject matter in which the pump has a working member which is driven either by (a) a working piston, or (b) a valve of the associated internal combustion engine.