Patent US3705452A successfully refreshed from Google Patents.
Patent US3656189A successfully refreshed from Google Patents.
US3656189A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Convertible chair
Assignee: Individual
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Filing: 1969-11-05
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Granted: 1972-04-18
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Expires: 1989-11-05
Abstract
Abstract The invention relates to convertible settee-beds in which the backrest is connected with a base frame by a pair of side arms which are pivotally connected with both the backrest and the base frame in such a manner that the backrest can be swung from the backrest position at the back of the seat to the horizontal bed position in front of the seat.
Inventors
- 👤 Ole Wiberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 07:12
CPC Classifications
A; A47; A47C; A47C17/00; A47C17/04; A47C17/16; A47C17/165; A47C17/1655
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
229 words
A piece of furniture, comprising a seat with a generally horizontal upper surface; a rear wall extending upwardly behind said seat, said surface extending transversely to said Rear wall at its junction therewith; a backrest extending generally upwardly from said upper surface in a seating position, a pair of arms pivoted to said seat at a first pair of fulcra and pivoted to said backrest at a second pair of fulcra, the spacing of said pairs of fulcra being sufficient to allow said backrest to be swung forwardly from said seating position into an alternate position in which a front surface facing forwardly in said seating position is turned upwardly and is coplanar with said upper surface; leg means connected with said backrest on a rear surface thereof opposite said front surface, said leg means coming to rest on the ground in said alternate position; and a bed covering fixedly attached at one of its ends to a rear edge of said seat at said junction and at its opposite end to an underside of said backrest near said leg means, said bed covering overlying said seat and said backrest in said alternate position and being folded over said seat in said seating position, with a foldline lying between the forward and rearward edges of said upper surface of said seat, and a cushion adapted to cover said foldline.
Claim 2
Dependent Claim
229 words
A piece of furniture, comprising a seat with a generally horizontal upper surface; a rear wall extending upwardly behind said seat, said surface extending transversely to said Rear wall at its junction therewith; a backrest extending generally upwardly from said upper surface in a seating position, a pair of arms pivoted to said seat at a first pair of fulcra and pivoted to said backrest at a second pair of fulcra, the spacing of said pairs of fulcra being sufficient to allow said backrest to be swung forwardly from said seating position into an alternate position in which a front surface facing forwardly in said seating position is turned upwardly and is coplanar with said upper surface; leg means connected with said backrest on a rear surface thereof opposite said front surface, said leg means coming to rest on the ground in said alternate position; and a bed covering fixedly attached at one of its ends to a rear edge of said seat at said junction and at its opposite end to an underside of said backrest near said leg means, said bed covering overlying said seat and said backrest in said alternate position and being folded over said seat in said seating position, with a foldline lying between the forward and rearward edges of said upper surface of said seat, and a cushion adapted to cover said foldline.
Claim 3
Dependent Claim
63 words
The piece of furniture defined in claim 1 wherein said bed covering is detachably connected to said seat and said backrest with a lacing, the length of the bed covering between its points of attachment to said seat and said backrest in said alternate position being arranged to maintain the covering stripped tightly over said seat and said front surface of said backrest.
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) | 1975-04-18 | 1975-10-18 | 1976-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-04-18 | 1979-10-18 | 1980-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-04-18 | 1983-10-18 | 1984-04-18 | $7700.00 | Window Closed / Lapsed |