Plastic and nonmetallic article shaping or treating: processes – With severing – removing material from preform mechanically,... – Making hole or aperture in article
Patent
1988-02-24
1991-09-10
Thurlow, Jeffery
Plastic and nonmetallic article shaping or treating: processes
With severing, removing material from preform mechanically,...
Making hole or aperture in article
15624411, 15624427, 264173, 26417712, 425114, 425308, 425327, B29C 4790
Patent
active
050471937
ABSTRACT:
Method and apparatus for making a honeycomb structure including a honeycomb core in which a plurality of preformed honeycomb core elements are moved through an extrusion machine, while a layer of a plastic material is simultaneously extruded over the opposite faces of the honeycomb core elements.
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Barish Benjamin J.
Thurlow Jeffery
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