US PATENT SUBCLASS 402 / 60
SHEET RETAINER WITH RELEASABLE KEEPER (E.G., HOLD DOWN, ETC.)


Current as of: June, 1999
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402 /   HD   BINDER DEVICE RELEASABLY ENGAGING APERTURE OR NOTCH OF SHEET

60SHEET RETAINER WITH RELEASABLE KEEPER (E.G., HOLD DOWN, ETC.) {3}
61  DF  .~> Keeper cooperating with retainer of varying cross-section {2}
64  DF  .~> Keeper including wedge type securing means {2}
68  DF  .~> Keeper including apertured or recessed sheet retainer receiving component {1}


DEFINITION

Classification: 402/60

(under the class definition) Device in accordance with part (1) or part (2) thereof which includes a sheet retainer* and a discrete keeper* selectively disengageable therefrom to secure the sheet on the sheet retainer.

SEE OR SEARCH THIS CLASS, SUBCLASS:

25, for a device including means to force a sheet upon a sheet retainer which means may also serve as a keeper.