US PATENT SUBCLASS 402 / 38
.~.~.~.~.~ With actuator to open or close retainers

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

26  DF  SHEET RETAINER TRAVELS ARCUATE PATH {2}
29  DF  .~ Travel in plane perpendicular to axis of rotation {3}
31  DF  .~.~ Opposed sheet retainers (e.g., ring binders, etc.) {5}
36  DF  .~.~.~ Hinged on spaced axes {2}
37  DF  .~.~.~.~ Toggle-type arrangement {2}
38.~.~.~.~.~ With actuator to open or close retainers

DEFINITION

Classification: 402/38

(under subclass 37) Device supplemented by a cam or lever element to force the oppositely disposed sheet retainers toward or away from one another.

SEE OR SEARCH THIS CLASS, SUBCLASS:

41, for a similar device with an actuator to open or close opposed retainers.