Patent ID: 6146042
Filing Date: 2000-11-14
Classification: B42F,B42P,Y10T

Abstract:
A sheet retaining device for a ring binder assembly, the sheet retaining device comprising:an upper member having a central longitudinal axis extending in a first direction along a length thereof;a pair of hinged leaves supported by said upper member;a plurality of ring members secured to said hinged leaves for engaging corresponding holes in sheets of material retained by the sheet retaining device;a pair of laterally spaced-apart elongated first ribs located on said upper member and extending in said first direction along said upper member, said first ribs protruding outwardly from said upper member to form a trough therebetween; andat least one pair of laterally spaced-apart elongated second ribs protruding outwardly from said upper member and extending in said first direction along said upper member, said second ribs being spaced laterally outwardly from said first ribs,wherein said first ribs are positioned on said upper member for engagement by ring members of a second sheet retaining device located thereagainst for packaging in a first arrangement, and wherein said second ribs are positioned on said upper member for engagement by ring members of a second sheet retaining device located thereagainst for packaging in a second alternative arrangement.