US PATENT SUBCLASS 164 / 304
.~.~.~ Including valved mold gate

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

Internet Version by PATENTEC © 1999      Terms of Use


164 /   HD   METAL FOUNDING

271  DF  MEANS TO SHAPE METALLIC MATERIAL {12}
284  DF  .~ Pressure shaping means {5}
303  DF  .~.~ Injection type {4}
304.~.~.~ Including valved mold gate

DEFINITION

Classification: 164/304

(under subclass 303) Apparatus wherein a stopper or cutoff means is present in the feed port of a mold for closing the opening.

SEE OR SEARCH THIS CLASS, SUBCLASS:

133+, for a process of controlling the introduction of liquid metal against a forming surface.

142, for apparatus for casting printing plates including a melting chamber having a valved gate.

337, for means to shape metallic material including a ladle or crucible type melt receptacle having flow control means.