US3767010A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Scaffold device
Assignee: Individual
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Filing: 1972-06-20
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Granted: 1973-10-23
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Expires: 1992-06-20
Abstract
Abstract A scaffold device having an upper portion formed of hook shape with a foot means for engaging an overhang of a structure, said foot means having a wedge-shaped cross section, and a lower portion mounted with respect to said upper portion for supporting plank means thereon, said lower portion having bumper means for engaging the side of a structure and means for restricting movement of the plank means.
Inventors
- 👤 J Newlan
- 👤 D Newlan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:27
CPC Classifications
E; E04; E04G; E04G3/00; E04G3/22; E04G5/00; E04G5/04; E04G5/041
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
269 words
A scaffold support device for supporting a scaffold means below an overhang, said device having a hook-shaped means having an upper end portion and lower end portion, said hook-shaped means having an intermediate portion shaped to be placed around an overhang with the upper end portion over the overhang and the lower end portion under the overhang, a scaffold means, the lower end portion having attaching means for attaching the scaffold means thereto, the upper end portion having a foot means attached thereto for engaging the top of the overhang, said foot means having a large span for extending lengthwise of an overhang, said foot means having a rigid wedge-shaped member having two principal sides extending for the length of the span, means connecting the upper end portion of said hook-shaped means to one principal side of said wedge-shaped member, a slip-resistant pad, means connecting said slip-resistant pad to the other principal side of said rigid wedge-shaped member for engagement with the top of the overhang, said scaffold means having a plank supporting means, said plank supporting means including an elongated member having an inverted V-shaped member fixedly attached at its bottom, said V-shaped member being formed by two downwardly extending arm members, said elongated member being connected to the attaching means of said lower end portion, a plank supporting member connecting the bottom ends of the arm members of the V-shaped member, said plank supporting member having sliding means thereon, said sliding means having a flat side for engaging the side of a plank and maintaining the plank in place against one arm member of the V-shaped member.
Claim 2
Dependent Claim
269 words
A scaffold support device for supporting a scaffold means below an overhang, said device having a hook-shaped means having an upper end portion and lower end portion, said hook-shaped means having an intermediate portion shaped to be placed around an overhang with the upper end portion over the overhang and the lower end portion under the overhang, a scaffold means, the lower end portion having attaching means for attaching the scaffold means thereto, the upper end portion having a foot means attached thereto for engaging the top of the overhang, said foot means having a large span for extending lengthwise of an overhang, said foot means having a rigid wedge-shaped member having two principal sides extending for the length of the span, means connecting the upper end portion of said hook-shaped means to one principal side of said wedge-shaped member, a slip-resistant pad, means connecting said slip-resistant pad to the other principal side of said rigid wedge-shaped member for engagement with the top of the overhang, said scaffold means having a plank supporting means, said plank supporting means including an elongated member having an inverted V-shaped member fixedly attached at its bottom, said V-shaped member being formed by two downwardly extending arm members, said elongated member being connected to the attaching means of said lower end portion, a plank supporting member connecting the bottom ends of the arm members of the V-shaped member, said plank supporting member having sliding means thereon, said sliding means having a flat side for engaging the side of a plank and maintaining the plank in place against one arm member of the V-shaped member.
Claim 3
Dependent Claim
53 words
A scaffold support device as set forth in claim 1 wherein said sliding means has a crosspiece slidable on said plank supporting member, said flat side being located on a member extending upwardly from the crosspiece, said crosspiece and the member extending upwardly therefrom forming means for receiving the side of a plank.
Claim 4
Dependent Claim
44 words
A scaffold support device as set forth in claim 2 wherein a shim member is located on said plank supporting member adjacent an arm member for receiving the other side of a plank, said shim member having substantially the same thickness as the crosspiece.
Claim 5
Dependent Claim
35 words
A scaffold device as set forth in claim 1 wherein a bumper member is slidably mounted with respect to said plank supporting member connecting the bottom ends of the arm members of the V-shaped member.
Claim 6
Dependent Claim
42 words
A scaffold support device as set forth in claim 1 wherein said hOok-shaped means includes a downwardly extending straight section forming the lower end portion, and a downwardly extending straight section forming the upper end portion, said straight sections being in alignment.
Claim 7
Dependent Claim
30 words
A scaffold support device as set forth in claim 5 wherein the foot means swivels on the downwardly extending straight section of the upper end portion of the hook-shaped means.
Claim 8
Dependent Claim
41 words
A scaffold support device as set forth in claim 1 for supporting a scaffold means below an overhang of a building having a plurality of rafters, said foot means having a large span which will extend across at least two rafters.
Claim 9
Dependent Claim
44 words
A scaffold support device as set forth in claim 1 wherein said principal sides of said wedge-shaped member converge to form an edge having an acute angle, said edge having the acute angle being directed away from the intermediate portion of the hook-shaped means.
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) | 1976-10-22 | 1977-04-23 | 1977-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-10-22 | 1981-04-23 | 1981-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-10-22 | 1985-04-23 | 1985-10-23 | $7700.00 | Window Closed / Lapsed |