Foam application by an apparatus for two-dimensional travel

Plastic and nonmetallic article shaping or treating: processes – Pore forming in situ – Composite article making

Reexamination Certificate

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Details

C264S046500

Reexamination Certificate

active

06908578

ABSTRACT:
The invention relates to the production of foamed sandwich elements including skins joined by a frame. In applying the foam in a cassette formed by the frame and one of the skins the invention provides for use of an applicator having a two-dimensional movable discharge orifice.

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patent: 0 510 407 (1992-10-01), None
patent: 0 992 291 (2000-04-01), None
patent: 745904 (1970-04-01), None
patent: WO 97/33732 (1997-09-01), None

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