Structural shell with reinforcing ribs connected via perforation

Details Structural shell with reinforcing ribs connected via perforation Structural shell with reinforcing ribs connected via perforation

1991-02-05

1993-03-02

Robinson, Ellis P.

Stock material or miscellaneous articles

Structurally defined web or sheet

Including aperture

428119, 428120, 428139, 428182, 428183, 428 99, 428133, 428132, 428140, 428 83, 428122, 428223, 428177, 264261, 264279, 5230916, B32B 324

Patent

active

051908034

ABSTRACT:
The manufacture of lightweight components having high strength properties can be improved in that a bowl-shaped shell (1) has reinforcing ribs (3) made from injected-on plastic in its interior (2) which are connected to the shell (1) at discrete connecting points (11) via perforations (12) in the shell (1), through which the plastic passes, extending beyond the surfaces of the perforations (12).

REFERENCES:
patent: 3367809 (1968-02-01), Soloft
patent: 3448550 (1969-06-01), Herr et al.
patent: 3462330 (1969-08-01), Greig et al.
patent: 3470598 (1969-10-01), Berthelsen
patent: 3732138 (1973-05-01), Almog
patent: 3770545 (1973-06-01), Jackson
patent: 3905171 (1975-09-01), Carqill et al.
patent: 4004774 (1977-01-01), Houston
patent: 4139664 (1979-02-01), Wenrick
patent: 4315964 (1982-02-01), Ozaki et al.

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