Patent ID: 6168339
Filing Date: 2001-01-02
Classification: B42F,Y10T

Abstract:
A ring binder adapted to be secured to a base member, the ring binder including: a substantially rigid integral upper structure with a longitudinal axis; a pivotable lower structure supported by said upper structure; a plurality of ring members mounted to said lower structure; and at least one integral securing means for securing said ring binder to said base member, said at least one securing means including an engagement portion in direct engagement with the upper structure for attaching said securing means to said upper structure; a plurality of securing elements for securing the ring binder to the base member; and an abutment portion adapted to abut said base member when said ring binder is secured to said base member; said abutment portion including at least one major surface; and at least one side edge from which a ridge member extends away from said major surface.