US PATENT SUBCLASS 65 / 305
PRESS MOLDING MACHINE

Current as of: June, 1999
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65 /   HD   GLASS MANUFACTURING

305PRESS MOLDING MACHINE {12}
306  DF  .~> With product treating means
307  DF  .~> Mold ring or baffle laterally and movably supported
308  DF  .~> Plunger coacting with successively presented molds {4}
314  DF  .~> Plural motors coaxial with plunger
315  DF  .~> With core drawing means
316  DF  .~> With means to rotate plunger during withdrawal
317  DF  .~> Means reciprocating or oscillating female mold member
318  DF  .~> With means varying plunger pressure during pressing
319  DF  .~> With means for heating or cooling apparatus
320  DF  .~> Selectively operated plural plungers
321  DF  .~> Plunger penetrating superimposed mold table
322  DF  .~> With means to adjust plunger stroke

DEFINITION

Classification: 65/305

(under the class definition) Article forming means comprising a dynamic male member co-acting with a cavity in a female mold.

(1) Note. If a neck-ring, baffle, or plunger follower contacts the female mold prior to, or simultaneous with a pressing operation on a charge, the patent is placed here.

SEE OR SEARCH THIS CLASS, SUBCLASS:

140, for electronic envelope header, terminal or stem making apparatus including press mold means.

156, for article forming means combined with uniting means.

166, for perforating means combined with glass press molding means. 177, for mechanical cutting scoring or scribing means combined with mold means.

207+, for press means combined with means to charge a mold, especially subclasses 215+, 223 and 226.

227+, for a press molding machine combined with diverse glass working means.

246+, for a combination of plural press machines.

247+, for press molding apparatus wherein a neck-ring, baffle, or plunger follower preliminarily shapes a charge with subsequent and final shaping accomplished by a dynamic plunger.

SEE OR SEARCH CLASS

100, Presses, appropriate subclasses, for residual processes and apparatus for subjecting material to compressive forces.

425, Plastic Article or Earthenware Shaping or Treating: Apparatus,

406+, for a press forming apparatus having opposed press members; see the search notes thereunder.