US PATENT SUBCLASS 164 / 380
.~.~ Sand strip

Current as of: June, 1999
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164 /   HD   METAL FOUNDING

374  DF  FLASK OR FLASK SECTION {5}
379  DF  .~ Including means to retain or reinforce mold sand or to position reinforcement {3}
380.~.~ Sand strip {1}
381  DF  .~.~.~> Mechanically retractable

DEFINITION

Classification: 164/380

(under subclass 379) Apparatus where the sand mold retaining means is a strip at the base of the flask section which overlies a portion of the mold periphery.