US PATENT SUBCLASS 249 / 105
INCLUDING STATIC FILLING MEANS IN CONTACT WITH MOLD CAVITY

Current as of: June, 1999
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249 /   HD   STATIC MOLDS

105INCLUDING STATIC FILLING MEANS IN CONTACT WITH MOLD CAVITY {5}
106  DF  .~> Sink head or hot top
107  DF  .~> Means includes single material inlet communicating with plural feed passages leading to single cavity
108  DF  .~> Means is separable funnel or hopper
109  DF  .~> Having inlet to cavity at or near bottom of cavity
110  DF  .~> Means include single material inlet communicating with plural cavities

DEFINITION

Classification: 249/105

(under the class definition) Molding apparatus having filling means connected with the cavity of the molding apparatus which aids in the distribution of the moldable material (1) as it is fed into the mold cavity or, (2) provides a static head for feeding said material into the mold cavity to compensate for the volume change of the product upon cooling.

(1) Note. A tapered flow-path member comprising a funnel or material guide is considered a filling means even though the taper be slight.

(2) Note. The static filling means may be integral with the mold.

SEE OR SEARCH CLASS

141, Fluent Material Handling, With Receiver or Receiver Coacting Means,

311+, for filling means having a coacting receiver, other than a molding apparatus.

425, Plastic Article or Earthenware Shaping or Treating: Apparatus, 447+, for a molding machine including a shaping surface and means feeding fluent stock thereto; see the collection of notes thereunder.