Frame assembly for passenger seat

Chairs and seats – Bottom or back – Framework

Reexamination Certificate

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Details

C297S452200, C297S232000, C244S118600, C244S12200B

Reexamination Certificate

active

11426737

ABSTRACT:
A passenger seat frame assembly includes first and second seat frames, each defining a curved shape corresponding to the profile of an anatomically-appropriate seat bottom and seat back; a seat base for being attached to a supporting surface, the seat base being disposed centrally between the first and second seat frames; a first beam comprising a first hollow body having a first end attached to the first seat frame, a second end attached to the second seat frame, and a central portion disposed between the first and second ends. The central portion of the first beam is attached to the seat base. A baggage guard rail extends between the first and second seat frames. The baggage guard rail is loaded in tension and the first beam is loaded in compression.

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D.J. Sypeck and H.N.G. Wadley; “Cellular Metal Truss Cork Sandwich Structures”; Abstract—Metfoam Issue; Aug. 2002; pp. 1-16; Advanced Engineering Materials, Charlottesville, VA.

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