Ring binder
AssigneeWorld Wide Stationery Manufacturing Company Limited
InventorChun Yuen To
Life of this patent
Estimating the term…
Abstract
A ring binder adapted to be secured to an article by at least one integral rivet, the ring binder comprising a substantially rigid integral upper plate supporting a pair of pivotable lower plates to which a plurality of ring members are mounted, the rivet comprising (1) a barrel that is in direct engagement with the upper plate and (2) a plurality of claws for securing the article, wherein at least 75% of said claws extend away from a longitudinal axis of the barrel. Also disclosed is a rivet adapted to secure a ring binder to an article, the rivet comprising (1) a barrel for engaging the ring binder and (2) a plurality of claws for securing the article, wherein at least a majority of the claws generally extend away from a longitudinal axis of the barrel.
Claims30
A ring binder adapted to be secured to a base member, the ring binder comprising
- a substantially rigid integral upper structure;
- 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;
- and
- a plurality of securing elements for securing said ring binder to the base member, at least 75% of said elements extending away from a longitudinal axis of the engagement portion.
A ring binder adapted to be secured to a base member, the ring binder comprising:
- a substantially rigid integral upper structure;
- a pivotable lower structure supported by said upper structure;
- a plurality of ring members mounted to said lower structure;
- and
- at least one securing fastener for securing said ring binder to said base member, wherein said at least one securing fastener is integral for enhanced strength, said at least one securing fastener including,
- an engagement portion in direct engagement with the upper structure for attaching said securing fastener to said upper structure;
- and
- a plurality of securing elements for securing said ring binder to the base member, at least 75% of said elements extending away from a longitudinal axis of the engagement portion.
A ring binder adapted to be secured to a base member, the ring binder comprising:
- a substantially rigid integral upper structure;
- a pivotable lower structure supported by said upper structure;
- a plurality of ring members mounted to said lower structure;
- and
- at least one securing fastener for securing said ring binder to said base member, wherein said at least one securing fastener is integral for enhanced strength, said at least one securing fastener including,
- an engagement portion in direct engagement with the upper structure for attaching said securing fastener to said upper structure, and
- securing elements for securing said ring binder to the base member, the securing elements each having a free end located at an end of the securing fastener farthest from the engagement portion, at least 75% of said elements extending away from a longitudinal axis of the engagement portion.
A ring binder adapted to be secured to a base member, the ring binder comprising:
- a substantially rigid integral upper structure;
- a pivotable lower structure supported by said upper structure;
- a plurality of ring members mounted to said lower structure;
- and
- at least one securing fastener for securing said ring binder to said base member, wherein said at least one securing fastener is integral for enhanced strength, said at least one securing fastener including,
- an engagement portion in direct engagement with the upper structure for attaching said securing fastener to said upper structure, and
- securing elements for securing said ring binder to the base member, the securing elements each having substantially equal length, at least 75% of said elements extending away from a longitudinal axis of the engagement portion.
A ring binder adapted to be secured to a base member, the ring binder comprising:
- a substantially rigid integral upper structure;
- a pivotable lower structure supported by said upper structure;
- a plurality of ring members mounted to said lower structure;
- and
- at least one securing fastener for securing said ring binder to said base member, wherein said at least one securing fastener is integral for enhanced strength, said at least one securing fastener including,
- an engagement portion in direct engagement with the upper structure for attaching said securing fastener to said upper structure, and
- securing elements for securing said ring binder to the base member, the securing elements each having a free end located at an end of the securing fastener, the free ends of the securing elements being substantially coplanar, and at least 75% of said elements extending away from a longitudinal axis of the engagement portion.
A ring binder adapted to be secured to a base member, the ring binder comprising:
- a substantially rigid integral upper structure;
- 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 fastener for securing said ring binder to said base member, said at least one securing fastener including,
- an engagement portion in direct engagement with the upper structure for attaching said securing fastener to said upper structure;
- and
- a plurality of securing elements for securing said ring binder to the base member, at least 75% of said elements extending away from a longitudinal axis of the engagement portion,
- said securing fastener being free from any intervening sleeve member between the fastener and the upper structure.
Dependencies are inferred from the claim text.