Plastic article or earthenware shaping or treating: apparatus – Preform reshaping or resizing means: or vulcanizing means...
Reexamination Certificate
2007-12-11
2007-12-11
Aftergut, Jeff H. (Department: 1733)
Plastic article or earthenware shaping or treating: apparatus
Preform reshaping or resizing means: or vulcanizing means...
C156S245000, C156S285000, C156S500000, C264S258000, C425S395000, C425S408000
Reexamination Certificate
active
10953670
ABSTRACT:
Tooling aids for applying pressure in laminating, and methods for their use, are described herein. In one embodiment, a caul for applying pressure in laminating includes a base portion positioned between first and second corner portions. The base portion can have a curved shape when it is in a relaxed state, but it moves to a flatter shape when subjected to pressure during lamination. Movement of the base portion to the flatter shape causes the first and second corner portions to move outwardly and away from the base portion. In this manner, the caul can be used to compact laminating materials into corner regions of a corresponding female mold surface.
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Aftergut Jeff H.
Perkins Coie LLP
The Boeing Company
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