US PATENT SUBCLASS 65 / 300
MEANS APPLYING PNEUMATIC PRESSURE INSIDE OF DISCRETE CHARGE (I.E., BLOW MEANS)


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

300MEANS APPLYING PNEUMATIC PRESSURE INSIDE OF DISCRETE CHARGE (I.E., BLOW MEANS) {1}
301  DF  .~> With selective control means


DEFINITION

Classification: 65/300

(under the class definition) Apparatus including means subjecting a discrete portion of soft glass, having a cavity therein, to a differential gas pressure to cause ballooning thereof.

SEE OR SEARCH THIS CLASS, SUBCLASS:

110, for a process for reshaping hollow shaped preform utilizing vacuum or gas pressure.

187+, for tube drawing means including means for introducing air in the tube simultaneously.

243+, for plural blowing means.

261+, for a glass blowing machine utilizing a blow mold. 276+, for hollow glass preform reshaping means including inflating means combined with reheating means.

292+, for apparatus for reshaping cylindrical stock including inflating means.

353+, for a drawing bait with air supply means.