US4269318A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sheet metal shelf
Assignee: Individual
•
Filing: 1979-09-07
•
Granted: 1981-05-26
•
Expires: 1999-09-07
Abstract
Abstract An improved sheet metal shelf is disclosed which may be made without welding, thus allowing prepainted or finished metal sheet to be used. The shelf is a one piece metal shelf having a top panel, side walls and end walls extending down from the sides and ends respectively of the top panel, and co-operating means on the side and end walls for mechanically joining the side and end walls together at the corners of the shelf.
Inventors
- 👤 Ben Levitt
- 👤 Irving Levitt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:39
CPC Classifications
A; A47; A47B; A47B96/00; A47B96/02; A47B96/021
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
134 words
A one-piece metal shelf having a top panel, side walls and end walls extending down from the sides and ends respectively of the top panel, and cooperating means on the side and end walls for mechanically joining the side and end walls together at the corners of the shelf, said cooperating means comprising a first tab extending laterally from each end of each of one of the side or end walls, each first tab bent to lie against one of the other of the side or end walls; and a second tab extending from the free side edge, near each end edge, of each of the other of the side or end walls, each second tab bent to lie over a respective first tab to hold it against a respective side or end wall.
Claim 2
Dependent Claim
134 words
A one-piece metal shelf having a top panel, side walls and end walls extending down from the sides and ends respectively of the top panel, and cooperating means on the side and end walls for mechanically joining the side and end walls together at the corners of the shelf, said cooperating means comprising a first tab extending laterally from each end of each of one of the side or end walls, each first tab bent to lie against one of the other of the side or end walls; and a second tab extending from the free side edge, near each end edge, of each of the other of the side or end walls, each second tab bent to lie over a respective first tab to hold it against a respective side or end wall.
Claim 3
Dependent Claim
23 words
The shelf as claimed in claim 1 wherein each first tab lies against the inner surface of each other side or end wall.
Claim 4
Dependent Claim
66 words
The shelf as claimed in claim 1 including locating means near each corner, the locating means comprising a first notch in the other side or end wall near the corner and a second notch in the first tab positioned to be aligned with the first notch when the tab lies against the other side or end wall, the second notch being wider than the first notch.
Claim 5
Dependent Claim
72 words
The shelf as claimed in claim 1 including means near each corner for use in supporting the shelf from shelf clips comprising a first hole in the other side or end wall near each corner and a second hole in the first tab positioned to be aligned with the first hole when the first tab lies against the other side or end wall, the second hole being larger than the first hole.
Claim 6
Dependent Claim
13 words
The shelf as claimed is claim 1 when made from prepainted sheet metal.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1984-05-25 | 1984-11-24 | 1985-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-05-25 | 1988-11-24 | 1989-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-05-25 | 1992-11-24 | 1993-05-26 | $7700.00 | Window Closed / Lapsed |