Folder with slide-stiffener assembly

Details Folder with slide-stiffener assembly Folder with slide-stiffener assembly

1995-09-21

1997-04-08

Han, Frances

Books, strips, and leaves

Book, element thereof, or accessory therefor

281 29, 281 36, 402 73, 402 80R, D19 26, D19 32, B42D 100

Patent

active

056180616

ABSTRACT:
This folder (10) includes covered pocket portions (12, 14) connected by a spine (16) and each separately reinforced. The reinforcing for one portion (12) includes a slide-stiffener assembly (20) and the reinforcing for the other portion includes at least one stiffener (160, 260) separated from the slide-stiffener assembly (20). The slide-stiffener assembly (20) includes a base unit (22) housing a sliding extension member (40) which can be extended to bridge the spine (16) to hold the two pocket portions (12, 14) in an open position and provide a rigid writing surface and retracted to permit the folder (10) to be folded for storage by the user.

REFERENCES:
patent: 520171 (1894-05-01), Thompson
patent: 985237 (1911-02-01), Waterhouse
patent: 1037024 (1912-08-01), Krumming
patent: 1073418 (1913-11-01), Krumming
patent: 3707259 (1972-12-01), Meyer
patent: 4552479 (1985-11-01), Nickow et al.
patent: 5037136 (1991-08-01), McIntire
patent: 5417456 (1995-05-01), Laubacher
patent: 5421616 (1995-06-01), Laubacher

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