Waveform panel

Details Waveform panel Waveform panel

2009-02-19

2011-10-04

Speer, Timothy (Department: 1784)

Stock material or miscellaneous articles

All metal or with adjacent metals

Nonplanar, uniform-thickness material having symmetrical...

C052S783140, C428S059000, C428S182000, C428S603000, C256S073000, CD25S138000

Reexamination Certificate

active

08029913

ABSTRACT:
A panel is disclosed formed of sheet material, the panel having opposite edges and being profiled to include a plurality of formations spaced along the length of the panel and extending between the edges, each formation including a substantially convex section and a substantially concave section which meet at a peak, and wherein each formation meets an adjoining formation at a trough.

REFERENCES:
patent: 1351694 (1920-08-01), Scanlon
patent: 2200240 (1940-05-01), Gilpin
patent: 3095184 (1963-06-01), Boxberger
patent: 3308596 (1967-03-01), Cooper et al.
patent: 4011697 (1977-03-01), Fedolfi
patent: 4186541 (1980-02-01), Sivachenko
patent: 6050030 (2000-04-01), Wax, Sr.
patent: 29700208 (1997-02-01), None

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