US PATENT SUBCLASS 264 / 513
.~.~.~ Including injection

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

Internet Version by PATENTEC © 1999      Terms of Use


264 /   HD   PLASTIC AND NONMETALLIC ARTICLE SHAPING OR TREATING: PROCESSES

500  DF  DIRECT APPLICATION OF FLUID PRESSURE DIFFERENTIAL TO PERMANENTLY SHAPE, DISTORT, OR SUSTAIN WORK {14}
510  DF  .~ Producing multilayer work or article {2}
512  DF  .~.~ Producing hollow work or a tubular article {3}
513.~.~.~ Including injection

DEFINITION

Classification: 264/513

Including injection:

(under subclass 512) Processes in which pressure is applied to the molding material so as to force the material from a source removed from a closed mold cavity into the cavity wherein said material assumes the shape of the interior of said cavity.