Honeycomb core structure for use in a structural panel for a jet engine nacelle
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United States of America Patent
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Aug 18, 2015
Grant Date -
Dec 1, 2011
app pub date -
Jan 27, 2010
filing date -
Feb 5, 2009
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Abstract
The invention relates to a honeycomb core structure (202) for use in a structural panel for a jet engine nacelle, comprising at least one block with a honeycomb core (A, B) having a central part (5a, 5b) with core honeycomb cells (7a, 7b) and at least two lateral parts (9a, 9b) each comprising a number of honeycomb joining cells (11a, 11 b) of which at least one part of the honeycomb joining cells (11a, 11 b) has at least one additional wall (201a, 201 b) to form a join, the honeycomb core block(s) (A, B) being connected by at least one joint zone (213) formed by punching two additional walls (201a, 201b) superimposed one or the other and provided by honeycomb joining cells (11a, 11 b) belonging to the distinct lateral parts (9a, 9b). The invention further relates to a structural panel and a nacelle comprising such a structure (202) and a method for producing such a structure (202).
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