Binder device releasably engaging aperture or notch of sheet – Sheet retainer travels arcuate path – Travel in plane perpendicular to axis of rotation
Patent
1987-05-29
1988-11-01
Bell, Paul A.
Binder device releasably engaging aperture or notch of sheet
Sheet retainer travels arcuate path
Travel in plane perpendicular to axis of rotation
402 46, B42F 1320
Patent
active
047814853
ABSTRACT:
Loose leaf retention mechanism, having a ring position shift mechanism, an elongated housing for containing the shift mechanism, coupling means for coupling first terminal portions of one or more continuous unitary (non-split) rings to the shift mechanism, and actuation means, coupled to the shift mechanism, for causing the shift mechanism to selectively assume a first position wherein second terminal portions of the continuous rings, widely separated from the first terminal portions, are positioned within the housing, or a second position wherein second terminal portions of the rings are separated from the housing to enable punched loose leaf sheets to be coupled to the rings.
REFERENCES:
patent: 1396631 (1921-11-01), Jackson
patent: 2878816 (1959-03-01), Panfil
patent: 4264228 (1981-04-01), Staats
Bell Paul A.
Dennison Manufacturing Company
Kersey George E.
LandOfFree
Continuous ring loose leaf notebook does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Continuous ring loose leaf notebook, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Continuous ring loose leaf notebook will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-887279