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US 4,486,112 AGranted
Loose leaf binder
AssigneeR. D. Cummins, Incorporated
InventorRichard D. Cummins
Life of this patent
Estimating the term…
Abstract
A loose leaf binder is formed from three parts assembled in a manner providing a binder of minimum thickness.
Claims33
In a loose leaf binder construction, the combination comprising:
- a frame including an elongated base and a plurality of stationary claw halves, said base having first and second opposite side portions upstanding from a connecting portion, said stationary claw halves are joined to upstand from said first of said side portions and said second of said side portions defines stationary hinge means;
- a gate including an elongated gate connecting portion and a plurality of movable claw halves joined to upstand from said gate connecting portion, said gate connecting portion having movable hinge means cooperating with said stationary hinge means for supporting said gate for swinging movement between closed and open positions, wherein free ends of said movable claw halves are positioned adjacent to and removed from adjacent free ends of said stationary claw halves, respectively;
- and
- an elongated operating slide member supported for sliding movements lengthwise within said base, said slide member and said gate connecting portion defining cooperating cam and cam follower means for controlling swinging movement of said gate between said closed and open positions incident to oppositely directed sliding movements of said slide member lengthwise of said base.
1 more element
Dependencies are inferred from the claim text.