Patent US4720614A successfully refreshed from Google Patents.
Patent US4827958A successfully refreshed from Google Patents.
US4827958A
Expired / Lapsed
US
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Tent
Assignee: American Recreation Products Inc
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Filing: 1988-01-14
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Granted: 1989-05-09
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Expires: 2008-01-14
Abstract
Abstract A tent comprising a plurality of walls, a roof and a frame system for holding the tent erect. The frame system comprises at least two frame structures, each being of generally inverted U-shape when erect and comprising a pair of substantially rigid poles extending up from the ground adjacent respective walls of the tent and a flexible resilient ridge frame member bent into an arched configuration and having ends telescopically interfitted with the upper ends of the poles. The resilient ridge frame members support the roof of the tent in an arched configuration generally corresponding to the arched configuration of the ridge frame members.
Inventors
- 👤 Robert R. Cantwell
- 👤 Michael J. Scherer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 05:10
CPC Classifications
E; E04; E04H; E04H15/00; E04H15/32; E04H15/34; E04H15/42; E04H15/425; E04H2015/326
Claims Analysis
Total Claims: 17
Claim 1
Independent Claim
108 words
A tent comprising a plurality of walls, a roof and a frame system for holding the tent erect, said frame system comprising at least two frame structures, each being of generally inverted U-shape when erect and comprising a pair of substantially rigid metal poles extending up from the ground adjacent respective walls of the tent and a flexible resilient ridge frame member bent into an arched configuration and having ends telescopically interfitted with the upper ends of said poles, said resilient ridge frame members being adapted to support the roof of the tent in an arched configuration generally corresponding to the arched configuration of said ridge frame members.
Claim 2
Dependent Claim
108 words
A tent comprising a plurality of walls, a roof and a frame system for holding the tent erect, said frame system comprising at least two frame structures, each being of generally inverted U-shape when erect and comprising a pair of substantially rigid metal poles extending up from the ground adjacent respective walls of the tent and a flexible resilient ridge frame member bent into an arched configuration and having ends telescopically interfitted with the upper ends of said poles, said resilient ridge frame members being adapted to support the roof of the tent in an arched configuration generally corresponding to the arched configuration of said ridge frame members.
Claim 3
Dependent Claim
47 words
A tent as set forth in claim 1 wherein each pole is substantially straight along a major portion of its length and has an upper end portion bent inwardly toward the tent at an angle relative to the longitudinal axis of said major portion of the pole.
Claim 4
Dependent Claim
38 words
A tent as set forth in claim 2 wherein said upper end portion of each pole is bent at an angle in the range of 25°-40° relative to the longitudinal axis of said major portion of the pole.
Claim 5
Dependent Claim
22 words
A tent as set forth in claim 1 wherein said poles are of aluminum and said ridge frame members are of fiberglass.
Claim 6
Dependent Claim
65 words
A tent as set forth in claim 4 wherein each frame structure comprises a plurality of tubular sections, and tensioned elastic cord means extending axially through the sections for connecting the sections and releasably holding them in end-to-end relation, said elastic cord means being adapted to be stretched to permit limited end-wise separation of the sections and placement of the sections in a compact arrangement.
Claim 7
Dependent Claim
43 words
A tent as set forth in claim 1 further comprising means for releasably connecting a respective wall of the tent adjacent its lower edge to the lower end of a respective pole of a respective frame structure whereby the tent is rendered self-supporting.
Claim 8
Dependent Claim
57 words
A tent as set forth in claim 6 wherein said means for connecting a wall of the tent to the lower end of a respective pole comprises a flexible tab adjacent the lower edge of the wall on the outside of the tent, and a plug on the tab receivable in the lower end of said pole.
Claim 9
Dependent Claim
75 words
A tent as set forth in claim 1 wherein said frame system is an external frame system with said poles being adapted to extend up from the ground on the outside of the tent and said ridge frame members are adapted to extend in arched configuration over the roof of the tent, said tent further comprising means for releasably connecting the roof to said ridge frame members to hold the roof in an arched configuration.
Claim 10
Dependent Claim
47 words
A tent as set forth in claim 8 wherein each pole is substantially straight along a major portion of its length and has an upper end portion bent inwardly toward the tent at an angle relative to the longitudinal axis of said major portion of the pole.
Claim 11
Dependent Claim
38 words
A tent as set forth in claim 9 wherein said upper end portion of each pole is bent at an angle in the range of 25°-40° relative to the longitudinal axis of said major portion of the pole.
Claim 12
Dependent Claim
22 words
A tent as set forth in claim 10 wherein said poles are of aluminum and said ridge frame members are of fiberglass.
Claim 13
Dependent Claim
43 words
A tent as set forth in claim 8 wherein said two frame structures are adapted to be installed in generally vertical intersecting planes with the arched ridge frame members crossing one another above the roof of the tent generally centrally of the roof.
Claim 14
Dependent Claim
57 words
A tent as set forth in claim 12 wherein said roof is adapted to be connected to said ridge frame members generally at the point where the ridge frame members cross generally at the center of the roof and at points intermediate the center of the roof and the upper edges of the walls of the tent.
Claim 15
Dependent Claim
77 words
A tent as set forth in claim 13 wherein said means for releasably connecting the roof of the tent to said ridge frame members comprises a tie attached to the roof on the outside of the roof generally at the center of the tent and a plurality of ties attached to the roof on the outside of the roof at points intermediate the center of the roof and the upper edges of the walls of the tent.
Claim 16
Dependent Claim
42 words
A tent as set forth in claim 14 wherein said tent comprises front, rear and opposite side walls, said frame structures being adapted to be positioned in generally vertical intersecting planes extending generally diagonally with respect to the walls of the tent.
Claim 17
Dependent Claim
32 words
A tent as set forth in claim 1 further comprising means for releasably connecting the walls of the tent to said frame structures thereby to hold the walls of the tent erect.
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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) | 1992-05-08 | 1992-11-07 | 1993-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1996-05-08 | 1996-11-07 | 1997-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2000-05-08 | 2000-11-07 | 2001-05-09 | $7700.00 | Window Closed / Lapsed |