US 4,749,098 A · File card container

Abstract

A file card container is disclosed which includes a hollow base having an open top and front and rear portions. A cover is provided for enclosing the open top of the base. A first pivot interconnection pivotally connects the cover to the rear portion of the base. A carrier plate having front and rear ends is slidably mounted within the hollow base. A second pivot interconnection pivotally connects the cover to the rear of the carrier plate. The axis of rotation of the first and second pivot interconnections are parallel with the first pivot connection being disposed rearwardly of the second pivot connection when the cover is in the closed position. A spring is coupled to the base and the carrier plate is capable of urging the carrier rearwardly and the cover to an open position. A device is included to lock the cover in the closed position against the action of the spring.

Claims12

Dependent claims

A file card container comprising:

a base including front and rear portions, and having an open top;
a cover pivotally connected to the rear portion of the base, said cover capable of pivoting from an open position to a closed position covering the open top of the base;
a carrier slidably mounted within the base and pivotally connected to said cover, said pivot connection between the base and said cover being disposed rearwardly and upwardly of said pivot connection between said cover and said carrier when said cover is in said closed position whereby said carrier slides rearwardly and upwardly as said cover moves to said open position;
biasing means cooperating with said base and capable of urging said carrier rearwardly and said cover to said open position;
and
means for locking said cover in said closed position against the action of said biasing means.

3 more elements

Dependencies are inferred from the claim text.

File card container

Life of this patent

File card container

Life of this patent

Abstract

Claims12