Composite panels and methods of making composite panels

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 4663912
SERIAL NO

06695081

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A composite panel, with a core member; a cover plate glued to the upper side of the core member, and also a cover plate glued to the lower side; and with an edge strip secured to the rim of the core member. The composite panel substantially avoids dimensional tolerance problems which can arise at the edge strip, and high demands made during technical use, and by designers, can be met by the panel. The edge strip includes two corner strips which extend centrally from the edge strip and which have a width which is precisely, i.e. with negligible tolerance, predetermined. The edge strip also has a central strip. The core member comprises peripheral ledges which extend centrally from the upper and lower sides with precisely predetermined thickness, and an intermediate component arranged between the ledges. The thickness of the peripheral ledges is adapted to the width of the corner strips of the edge strip.

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Patent Owner(s)

Patent OwnerAddress
DUROPAL-WERK EBERH WREDE GMBH & CO KGINDUSTRIEGELANDE BRUCHHAUSEN A CORP OF GERMANY ARNSBERG

International Classification(s)

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  • 1985 Application Filing Year
  • E04C Class
  • 135 Applications Filed
  • 0 Patents Issued To-Date
  • 0 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances19850255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Vinther, Knud Solbjerg, DK 5 100

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Patent Citation Ranking

  • 17 Citation Count
  • E04C Class
  • 0 % this patent is cited more than
  • 38 Age
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