US5046294A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Perimeter clip
Assignee: NATIONAL ROLLING MILLS Inc
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Filing: 1990-05-14
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Granted: 1991-09-10
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Expires: 2010-05-14
Abstract
Abstract A perimeter clip to tie the end of a beam in a dropped grid ceiling to an angle wall molding. The clip is in right angle form with one leg hooked to the molding and the other leg formed to receive and secure the end of a beam. The clip is desirably formed from a flat, stamped piece of metal.
Inventors
- 👤 William J. Platt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 09:09
CPC Classifications
E; E04; E04B; E04B9/00; E04B9/30; E04B9/06; E04B9/12; E04B9/127
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
241 words
For use in a dropped grid ceiling for a room with a perimeter wall, the ceiling having (1) intersecting beams of inverted T-shape with a flange and a web, and (2) a right angle wall molding having a wall face and a support ledge fastened to the wall; a perimeter clip formed from a single piece of sheet metal for securing a beam end to the wall molding comprising (a) a first leg having a top and side, and a second leg positioned at right angles to the first leg, said top being perpendicular to said side of said first leg; (b) the first leg having tab means for securing the first leg to the wall molding wall face wherein the wall molding wall face and the first leg lie in abutting parallel relationship, and the bottom of the leg rests on the wall molding support ledge; (c) the second leg formed (1) from a bend at the top of the first leg and a bend at the side of the first leg and (2) into opposing clip webs extending (a) parallel to one another, and (b) at right angles to the first leg, the distance between the clip webs being substantially equal to the thickness of the beam web; wherein the end of the beam is secured at its web between the clip webs, and the flange of the beam rests on, and is supported by, the wall molding ledge.
Claim 2
Dependent Claim
241 words
For use in a dropped grid ceiling for a room with a perimeter wall, the ceiling having (1) intersecting beams of inverted T-shape with a flange and a web, and (2) a right angle wall molding having a wall face and a support ledge fastened to the wall; a perimeter clip formed from a single piece of sheet metal for securing a beam end to the wall molding comprising (a) a first leg having a top and side, and a second leg positioned at right angles to the first leg, said top being perpendicular to said side of said first leg; (b) the first leg having tab means for securing the first leg to the wall molding wall face wherein the wall molding wall face and the first leg lie in abutting parallel relationship, and the bottom of the leg rests on the wall molding support ledge; (c) the second leg formed (1) from a bend at the top of the first leg and a bend at the side of the first leg and (2) into opposing clip webs extending (a) parallel to one another, and (b) at right angles to the first leg, the distance between the clip webs being substantially equal to the thickness of the beam web; wherein the end of the beam is secured at its web between the clip webs, and the flange of the beam rests on, and is supported by, the wall molding ledge.
Claim 3
Dependent Claim
15 words
A clip of claim 1 having means for locking the beam end in the clip.
Claim 4
Dependent Claim
32 words
A clip of claim 2 wherein said means include an offset portion to receive a bulb portion of the beam, wherein the offset portion and the bulb portion can be crimped together.
Claim 5
Dependent Claim
27 words
A clip of claim 2 wherein the second leg has a cutout portion wherein a tab in the beam end can be bent through the cutout portion.
Claim 6
Dependent Claim
20 words
A clip of claim 1 having means for locking the first leg to the wall molding face comprising cutout barbs.
Claim 7
Dependent Claim
37 words
A clip of claim 1 wherein the first and second leg have cutout portions to permit the flange of the beam end to avoid interference with the clip when the flange rests on the wall molding ledge.
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) | 1994-09-09 | 1995-03-11 | 1995-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1998-09-09 | 1999-03-11 | 1999-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2002-09-09 | 2003-03-11 | 2003-09-10 | $7700.00 | Window Closed / Lapsed |