Fort

Details Fort Fort

2008-07-15

2008-07-15

Canfield, Robert (Department: 3633)

Static structures (e.g., buildings)

Compound curve structure

C089S036070

Reexamination Certificate

active

11174672

ABSTRACT:
A fort includes a defense, a top cover, and a plurality of shooting windows. The top cover is mounted on top of the defense. The top cover includes an inverted bowl-like top wall with an opening. The top cover further includes a peripheral wall extending along a periphery of the top wall. The peripheral wall includes a plurality of engaging holes. Each shooting window includes a plurality of engaging holes. A plurality of fasteners are extended through the engaging holes of each shooting window and the engaging holes of the top cover, thereby releasably mounting the shooting windows to the peripheral wall of the top cover. A safe fort that can be assembled/dismantled easily and rapidly is thus provided.

REFERENCES:
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patent: 1347652 (1920-07-01), Swan
patent: 2792794 (1957-05-01), Miller
patent: 2992503 (1961-07-01), Webb
patent: 3169543 (1965-02-01), McGerty
patent: 3513605 (1970-05-01), Smith
patent: 4364193 (1982-12-01), Visco
patent: 4719716 (1988-01-01), Chrisley, Jr.
patent: 5371966 (1994-12-01), Hall
patent: 5422164 (1995-06-01), Stanton
patent: 6481166 (2002-11-01), Shelton

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