Corner cover for use in binding

Details Corner cover for use in binding Corner cover for use in binding

1984-02-16

1986-02-18

Bell, Paul A.

Binder device releasably engaging aperture or notch of sheet

Pliant, deformable sheet retainer

Secured by folded portion thereof

281 3R, 412 33, B42F 1306, B42D 500, B42B 500

Patent

active

045711070

ABSTRACT:
A corner cover for use in binding comprises a sheet member of a rectangle having shorter sides and longer sides. The longer sides are about over two times longer than the shorter sides. The sheet member is provided with a hold line which is positioned on a side of an equilateral and right-angled triangle to be formed by in combination with the remaining two equal sides of the triangle. The two equal length sides are one of the shorter sides of the sheet member and a portion of the longer side. The corner cover is attached at a corner of a booklet with a staple, and is fixed with adhesive agent around the corner.

REFERENCES:
patent: 305040 (1884-09-01), Ball
patent: 687437 (1901-11-01), Reynolds et al.
patent: 1172190 (1916-02-01), Baugh
patent: 1637832 (1927-08-01), Miller
patent: 2853043 (1958-09-01), Bitterman et al.
patent: 3298714 (1967-01-01), Celmer
patent: 3697100 (1972-10-01), Hawkins
patent: 4184699 (1980-01-01), Lowe, Jr.
patent: 4329191 (1982-05-01), Barber

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