US4290155A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Articulated bed
Assignee: Individual
•
Filing: 1978-10-26
•
Granted: 1981-09-22
•
Expires: 1998-10-26
Abstract
Abstract An improved articulated bed having a main mattress support, a main mattress on the top of the support and having a cavity in which an auxiliary mattress is removably positioned, the auxiliary mattress having a pair of slots formed in its upper surface sized to receive human knees and padding material aggregately sized to occupy the slots. Another embodiment comprises the mattress support having a cavity in alignment with the main mattress cavity and in which an auxiliary mattress support is removably positioned. Heel support depressions are provided on the top surface of the mattress along with heel supporting inserts for the depressions to provide support for the user's heels in a variety of positions. Reinforcing means is provided within the mattress adjacent the mattress cavity. The mattress is secured to the support by means of snaps or projections in the support which engage the bottom surface of the mattress.
Inventors
- 👤 Paul B. Hanson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:47
CPC Classifications
A; A47; A47C; A47C20/00; A47C20/02; A47C20/021; A47C15/00; A47C15/004; A47C15/008; A47C27/00; A47C27/001
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
150 words
An improved articulated bed, comprising: (a) a main mattress support having generally flat top and bottom surfaces and a first rectangular cavity disposed in one of its ends, said main mattress support having portions thereof on opposite sides of said first cavity; (b) a main mattress on said top surface and having a second rectangular cavity disposed along one of its ends in registry with said first cavity, said main mattress having portions thereof on opposite sides of said second cavity; (c) a rectangular removable support means generally corresponding in dimensions and shape to said first cavity and removeably received within said first cavity; and (d) a rectangular removable mattress means within said second cavity and being supported on said removable support means, said support means and said mattress means being selectively removable from the respective cavities to facilitate use of said main mattress and said cavities for sexual intercourse.
Claim 2
Dependent Claim
150 words
An improved articulated bed, comprising: (a) a main mattress support having generally flat top and bottom surfaces and a first rectangular cavity disposed in one of its ends, said main mattress support having portions thereof on opposite sides of said first cavity; (b) a main mattress on said top surface and having a second rectangular cavity disposed along one of its ends in registry with said first cavity, said main mattress having portions thereof on opposite sides of said second cavity; (c) a rectangular removable support means generally corresponding in dimensions and shape to said first cavity and removeably received within said first cavity; and (d) a rectangular removable mattress means within said second cavity and being supported on said removable support means, said support means and said mattress means being selectively removable from the respective cavities to facilitate use of said main mattress and said cavities for sexual intercourse.
Claim 3
Dependent Claim
125 words
An improved articulated bed as claimed in claim 1 wherein the bottom surface of said main mattress support is rigid and wherein said bed includes means for restraining the lateral movement of said main mattress on said main mattress support, the restraining means includes upright elements secured about one of their ends to said rigid bottom surface and having their other ends of uniform dimensions throughout their height and extend beyond the top surface of said main mattress support and said main mattress being provided with grooves in the bottom surface of said main mattress in registry with said elements, said grooves having dimensions for receiving therein said top ends of said elements, said main mattress being freely removeable upwardly from said main mattress support.
Claim 4
Dependent Claim
49 words
An improved articulated bed as claimed in claim 1 wherein said main mattress is constructed of foam-like material and includes means for reinforcing said mattress adjacent said cavity, said reinforcing means comprising a unitary, U-shaped element horizontally and centrally embedded within said mattress adjacent the sides of said cavity.
References Cited (Backward Citations)
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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) | 1984-09-21 | 1985-03-23 | 1985-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-09-21 | 1989-03-23 | 1989-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-09-21 | 1993-03-23 | 1993-09-22 | $7700.00 | Window Closed / Lapsed |