Patent US5560588A successfully refreshed from Google Patents.
US5560588A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Support for temporary guard railing
Assignee: HILTON AND MARY HILLIARD MANAGEMENT TRUST
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Filing: 1995-02-21
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Granted: 1996-10-01
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Expires: 2015-02-21
Abstract
Abstract A support for temporary guard railing erected along the edges of open floors, balconies, stairs, and the like in a building under construction. The support comprises a base adapted to be removably attached to a floor surface of the building and support walls upstanding from the base and defining between them an upwardly opening socket for receipt of a post. At least one pair of parallel rail guide flanges are adjoined to the base and project laterally outwardly with respect to one of the support walls.
Inventors
- 👤 J. Hilton Hilliard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:37
CPC Classifications
E; E04; E04H; E04H12/00; E04H12/22; E04H12/2253; E04H12/2269; E04G; E04G21/00; E04G21/32; E04G21/3204; E04G21/3223; Y; Y10; Y10S; Y10S256/00; Y10S256/06
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
101 words
A support for temporary guard railing comprising: a base adapted to be removably attached to a floor surface; support walls upstanding from the base and defining therebetween an upwardly opening socket for receipt of a post; and at least one pair of parallel rail guide flanges adjoining the base and projecting laterally outwardly with respect to one of the support walls, the guide rail flanges being of adequate dimension in both vertical and laterally projecting directions to maintain alignment of a toe board slidably received therebetween in both raised and lowered positions of said toe board with respect to said base.
Claim 2
Dependent Claim
101 words
A support for temporary guard railing comprising: a base adapted to be removably attached to a floor surface; support walls upstanding from the base and defining therebetween an upwardly opening socket for receipt of a post; and at least one pair of parallel rail guide flanges adjoining the base and projecting laterally outwardly with respect to one of the support walls, the guide rail flanges being of adequate dimension in both vertical and laterally projecting directions to maintain alignment of a toe board slidably received therebetween in both raised and lowered positions of said toe board with respect to said base.
Claim 3
Dependent Claim
22 words
The apparatus of claim 1 wherein there are four such support walls arranged to define a rectangular cross section to the socket.
Claim 4
Dependent Claim
18 words
The apparatus of claim 2 wherein the support walls are adjoined to form an enclosure defining the socket.
Claim 5
Dependent Claim
22 words
The apparatus of claim 3 wherein each of the support walls has a plurality of vertically elongated ribs projecting laterally inwardly therefrom.
Claim 6
Dependent Claim
24 words
The apparatus of claim 3 wherein the support walls have holes therethrough for receipt of male connectors to connect the walls to the post.
Claim 7
Dependent Claim
17 words
The apparatus of claim 3 wherein the rail guide flanges are directly adjoined to the one wall.
Claim 8
Dependent Claim
35 words
The apparatus of claim 6 further comprising a second such pair of parallel rail guide flanges directly adjoined to and so laterally projecting from a second of the support walls opposite the one support wall.
Claim 9
Dependent Claim
36 words
The apparatus of claim 7 comprising a respective such pair of parallel rail guide flanges directly adjoined to and so laterally projecting from each of the four support walls and also directly adjoined to the base.
Claim 10
Dependent Claim
50 words
The apparatus of claim 8 wherein the base is a plate having an upper surface exposed in corner areas between the rail guide flanges on perpendicular support walls; and wherein the corner areas have holes therethrough for receipt of male connectors to so attach the base to the floor surface.
Claim 11
Dependent Claim
25 words
The apparatus of claim 9 further comprising respective bracing members interconnecting the outer side of each flange to the base in the adjacent corner area.
Claim 12
Dependent Claim
19 words
The apparatus of claim 10 wherein each bracing member is disposed adjacent the outer end of the respective flange.
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) | 1999-10-01 | 2000-04-01 | 2000-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2003-10-01 | 2004-04-01 | 2004-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2007-10-01 | 2008-04-01 | 2008-10-01 | $7700.00 | Window Closed / Lapsed |