Retractor for binders and method of use

Details Retractor for binders and method of use Retractor for binders and method of use

1995-06-30

1997-03-18

Han, Frances

Books, strips, and leaves

Book, element thereof, or accessory therefor

Covers

281 36, 281 37, 402 70, D19 27, D19 32, B42D 318

Patent

active

056115733

ABSTRACT:
A retractor (50), for a binder (20) having two covers (22, 24) foldably connected by a spine (26) and selectively closable by a split gusset (28) carrying a slide fastener (34) and having an extending portion (36), includes an elastic member (52) having one end (54) connected to the extending portion and the opposite end (56) fixedly positioned along the spine. As the covers are closed, the extending portion is drawn inwardly along the spine, and as the covers are opened the extending portion moves stretchably outwardly along the spine.

REFERENCES:
patent: 2079817 (1937-05-01), Schade et al.
patent: 2115993 (1938-05-01), Kranhold
patent: 2173120 (1939-09-01), Lifton
patent: 2190090 (1940-02-01), Tharp
patent: 2240122 (1941-04-01), Schade
patent: 2252783 (1941-08-01), Potts et al.
patent: 2478083 (1949-08-01), Broughton
patent: 2502275 (1950-03-01), Perlin
patent: 2520250 (1950-08-01), Meyers
patent: 2554215 (1951-05-01), Schell et al.
patent: 2581763 (1952-01-01), Hickler
patent: 2623566 (1952-12-01), Kibler
patent: 2755837 (1956-07-01), Kosek
patent: 2778397 (1957-01-01), Carrasco
patent: 3023794 (1962-03-01), Lifton
patent: 5489021 (1996-02-01), Wallingford

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