System for reinforcing a sandwich panel

A system for reinforcing a sandwich panel, the panel having a first exterior skin, an intermediate skin and a second exterior skin, the skins being separated by first and second cores and having a hole bored therethrough of diameter A, the holes in the first and second exterior skins being enlarged...

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Bibliographische Detailangaben
Hauptverfasser:	GALLAGHER, DANIEL J, BRECKENRIDGE, DAVID D, LAFEVERS, DAVID H
Format:	Patent
Sprache:	eng
Schlagworte:	BLASTING DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS ORMACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS,CLIPS, WEDGES, JOINTS OR JOINTING ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LIGHTING MECHANICAL ENGINEERING THERMAL INSULATION IN GENERAL WEAPONS
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Beschreibung
Zusammenfassung:	A system for reinforcing a sandwich panel, the panel having a first exterior skin, an intermediate skin and a second exterior skin, the skins being separated by first and second cores and having a hole bored therethrough of diameter A, the holes in the first and second exterior skins being enlarged to a diameter B, the system including a first tubular sleeve that is insertable into the hole in the first exterior skin and being of a length substantially equal to the spacing between the first exterior skin and the intermediate skin, a second tubular sleeve that is insertable into the hole in the second exterior skin and being a length substantially equal to the spacing between the second exterior skin and the intermediate skin, the first and second sleeves each having a diameter greater than A and slightly less than B, a bolt insertable through the tubular sleeves, the bolt having a head that contacts the exterior surface of the first exterior skin, first and second flare washers positioned on the bolt, one engaging the first tubular sleeve and the other engaging the second tubular sleeve and a nut threadably receivable on the bolt adaptable to contact the exterior surface of the second exterior skin.