US3788718A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Frame for hanging folders in file cabinets
Assignee: Individual
•
Filing: 1972-05-19
•
Granted: 1974-01-29
•
Expires: 1992-05-19
Abstract
Abstract The frame for hanging folders in filing cabinet drawers includes a pair of spaced plastic end panels adapted to be positioned within the front and rear of the drawer. A pair of plastic side rails having a series of spaced holes therein for receiving the rods of hanging folders extend between the upper portions of the end panels at opposite sides thereof, the side rails having downwardly and outwardly diverging intergral struts terminating opposite the lower side portions of the end panels. And quick detachable means are provided for removably connecting the overlapping ends of said side rails and struts to the end panels respectively.
Inventors
- 👤 J Bjorn
- 👤 C Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 05:02
CPC Classifications
A; A47; A47B; A47B63/00
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
320 words
A frame for hanging folders in filing cabinet drawers, comprising a pair of spaced end panels adapted to be positioned within the front and rear of said drawers; a pair of side rails having a series of spaced holes therein for receiving the customary support rods of said hanging folders, said side rails extending between the upper portions of said end panels at opposite sides thereof respectively, said side rails having downwardly and outwardly diverging integral struts terminating opposite the lower portions of the end panels; and quick detachable means for removably connecting the overlapping ends of said side rails and struts to said end panels respectively; said side rails comprising strips in which the said series of holes are arranged, longitudinal flanges on said strips disposed above and below said series of holes, said struts extending from points adjacent the centers of the strips and being disposed in the plane of said strips; and the edges of said struts being flanged; said quick detachable means comprising integral studs on the outer sides of the end panels adjacent their upper and lower ends, said studs having integral enlarged circular heads on their outer ends spaced from the sides of the end panels a distance substantially equal to the thickness of the siDe rails, and the ends of the side rails and struts having keyhole slots therein in which the lower circular portions thereof are adapted for the passage there-through of said circular heads, and upper narrowed slot portions adapted to receive therein the said studs when the side rails are subsequently slightly depressed after assembly with the end panels; said upper portions of the end panels having enlarged plate portions lying in the planes of the side rails, and said enlarged portions each carrying a pair of said offset headed studs adapted to be engaged in a pair of correspondingly arranged keyhole slots in the ends of the side rails.
Claim 2
Dependent Claim
320 words
A frame for hanging folders in filing cabinet drawers, comprising a pair of spaced end panels adapted to be positioned within the front and rear of said drawers; a pair of side rails having a series of spaced holes therein for receiving the customary support rods of said hanging folders, said side rails extending between the upper portions of said end panels at opposite sides thereof respectively, said side rails having downwardly and outwardly diverging integral struts terminating opposite the lower portions of the end panels; and quick detachable means for removably connecting the overlapping ends of said side rails and struts to said end panels respectively; said side rails comprising strips in which the said series of holes are arranged, longitudinal flanges on said strips disposed above and below said series of holes, said struts extending from points adjacent the centers of the strips and being disposed in the plane of said strips; and the edges of said struts being flanged; said quick detachable means comprising integral studs on the outer sides of the end panels adjacent their upper and lower ends, said studs having integral enlarged circular heads on their outer ends spaced from the sides of the end panels a distance substantially equal to the thickness of the siDe rails, and the ends of the side rails and struts having keyhole slots therein in which the lower circular portions thereof are adapted for the passage there-through of said circular heads, and upper narrowed slot portions adapted to receive therein the said studs when the side rails are subsequently slightly depressed after assembly with the end panels; said upper portions of the end panels having enlarged plate portions lying in the planes of the side rails, and said enlarged portions each carrying a pair of said offset headed studs adapted to be engaged in a pair of correspondingly arranged keyhole slots in the ends of the side rails.
Claim 3
Dependent Claim
42 words
In a frame as set forth in claim 1, said end panels comprising open rectangular frames each having a top member, a bottom member, and side members; said top and bottom members being interconnected by a grille consisting of integral cross members.
Claim 4
Dependent Claim
31 words
In a frame as set forth in claim 2, said top member, bottom member, and side members being T-shaped in cross-section, and said cross-members having opposed flanges on the sides thereof.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-01-28 | 1977-07-30 | 1978-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-01-28 | 1981-07-30 | 1982-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-01-28 | 1985-07-30 | 1986-01-29 | $7700.00 | Window Closed / Lapsed |