Plastic article or earthenware shaping or treating: apparatus – Female mold and charger to supply fluent stock under... – With means to heat or cool
Reexamination Certificate
2007-05-15
2007-05-15
Heitbrink, Tim (Department: 1722)
Plastic article or earthenware shaping or treating: apparatus
Female mold and charger to supply fluent stock under...
With means to heat or cool
C264S328150
Reexamination Certificate
active
10869659
ABSTRACT:
Hot runner nozzles and a method of assembling a hot runner nozzle. The invention provides a hot runner nozzle including a material tube having a tube cavity therethrough, a tip insertable into the tube cavity, and a cap threadably connected to the material tube, the cap engaging the housing and the tip to secure the tip to the material tube. Also, the invention provides a hot runner nozzle including a material tube having a tube cavity therethrough, the tube cavity defining a first portion having a first diameter and a second portion having a second diameter greater than the first diameter, a tip insertable into the tube cavity, wherein the tip engages the material tube in the first portion of the tube cavity and is spaced from the material tube in the second portion of the tube cavity to provide an air space between the tip and the material tube.
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Drinker Biddle & Reath LLP
Heitbrink Tim
V-Tek Molding Technologies Inc.
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