US PATENT SUBCLASS 402 / 33
.~.~.~ Opening between retainers adjustable in predetermined increments

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}
33.~.~.~ Opening between retainers adjustable in predetermined increments

DEFINITION

Classification: 402/33

(under subclass 31) Device wherein (1) the spacing between the distal ends of the aligned retainers or (2) the amount of overlap or spacing between the distal ends of offset retainers is changeable in predetermined amounts.