US4389741A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Waterbed frame assembly
Assignee: Individual
•
Filing: 1981-02-26
•
Granted: 1983-06-28
•
Expires: 2001-02-26
Abstract
Abstract A waterbed assembly having a horizontal base attached at its periphery to a vertical containing wall forming an open coffer box capable of accepting a waterbed mattress is disclosed. An internal cavity in the containing wall is adapted to allow sheets and bedding to be tucked therein. The containing wall is provided with cushioning material to allow comfortable seating on the periphery of the waterbed assembly. A contoured mattress cover is also disclosed which covers the waterbed assembly and gives the appearance of a conventional mattress and box springs.
Inventors
- 👤 Lynn D. Larson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 05:37
CPC Classifications
A; A47; A47C; A47C27/00; A47C27/08; A47C27/085; Y; Y10; Y10S; Y10S5/00; Y10S5/915
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
186 words
A frame for a waterbed comprising: a base; a containing wall connected to said base at the periphery of said base whereby said base and said containing wall form an open coffer box capable of accepting and supporting a waterbed mattress; an internal cavity within said containing wall for accepting sheets and other bedding used on a waterbed; opening means for inserting sheets and other bedding into said enclosed space; said containing wall is comprised of a plurality of elongate wall sections; each elongate wall section comprising: (a) a horizontally extending vertically upright lower member; (b) a horizontally extending vertically upright upper member positioned above said lower member to form a vertical wall with a continuous horizontal slit therein; and (c) a horizontally extending flexing member positioned inwardly of said upper and lower members; said flexing member being disposed in intersecting angularity with said upper member and wherein said flexing member has a top and a bottom and wherein the top of said flexing member is fixedly attached to said upper member and wherein the bottom of said flexing member is fixedly attached to said base.
Claim 2
Dependent Claim
186 words
A frame for a waterbed comprising: a base; a containing wall connected to said base at the periphery of said base whereby said base and said containing wall form an open coffer box capable of accepting and supporting a waterbed mattress; an internal cavity within said containing wall for accepting sheets and other bedding used on a waterbed; opening means for inserting sheets and other bedding into said enclosed space; said containing wall is comprised of a plurality of elongate wall sections; each elongate wall section comprising: (a) a horizontally extending vertically upright lower member; (b) a horizontally extending vertically upright upper member positioned above said lower member to form a vertical wall with a continuous horizontal slit therein; and (c) a horizontally extending flexing member positioned inwardly of said upper and lower members; said flexing member being disposed in intersecting angularity with said upper member and wherein said flexing member has a top and a bottom and wherein the top of said flexing member is fixedly attached to said upper member and wherein the bottom of said flexing member is fixedly attached to said base.
Claim 3
Dependent Claim
32 words
The waterbed frame of claim 1 wherein said internal cavity for accepting sheets and bedding comprises the space enclosed by said lower member, said upper member, said flexing member and said base.
Claim 4
Dependent Claim
21 words
The waterbed frame of claim 2 wherein said opening means comprises said slit between said upper member and said lower member.
Claim 5
Dependent Claim
30 words
The waterbed frame of claim 3 wherein said upper member comprises a padding means on the upper surface of said upper member to provide cushioned seating on said containing wall.
Claim 6
Dependent Claim
71 words
The waterbed frame of claim 4 wherein said stiffening member is comprised of plastic sheet material comprising a horizontal bottom flange attached to said base; an arcuate middle section; a vertical upper flange attached to said upper member; a relief bend at the top of said vertical upper flange for supporting said padding means in said upper member; and spaced vertical cut out sections for increasing flexibility in said flexing member.
Claim 7
Dependent Claim
29 words
The waterbed frame and cover of claim 5 further comprising covering material attached to the outer surface of said lower member to simulate the appearance of a conventional bed.
Claim 8
Dependent Claim
161 words
A frame for a waterbed comprising: a containing wall which may be placed on any flat supporting surface to form an open coffer box for supporting a waterbed mattress; an internal cavity within said containing wall for accepting sheets and other bedding used on a waterbed; opening means for inserting sheets and other bedding into said internal cavity; said containing wall being comprised of a plurality of elongate wall sections and wherein each elongate wall section comprises: (a) a horizontally extending vertically upright lower member; (b) a horizontally extending vertically upright upper member positioned above said lower member to form a vertical wall with a continuous horizontal slit therein; (c) a horizontally extending flexing member positioned inwardly of said upper and lower members and attached at its upper surface to said upper member; and (d) a horizontally extending flat connecting member attached to the lower surface of said flexing member and also attached to the lower surface of said lower member.
Claim 9
Dependent Claim
161 words
A frame for a waterbed comprising: a containing wall which may be placed on any flat supporting surface to form an open coffer box for supporting a waterbed mattress; an internal cavity within said containing wall for accepting sheets and other bedding used on a waterbed; opening means for inserting sheets and other bedding into said internal cavity; said containing wall being comprised of a plurality of elongate wall sections and wherein each elongate wall section comprises: (a) a horizontally extending vertically upright lower member; (b) a horizontally extending vertically upright upper member positioned above said lower member to form a vertical wall with a continuous horizontal slit therein; (c) a horizontally extending flexing member positioned inwardly of said upper and lower members and attached at its upper surface to said upper member; and (d) a horizontally extending flat connecting member attached to the lower surface of said flexing member and also attached to the lower surface of said lower member.
References Cited (Backward Citations)
US4057862A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1986-06-27 | 1986-12-27 | 1987-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1990-06-27 | 1990-12-27 | 1991-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1994-06-27 | 1994-12-27 | 1995-06-28 | $7700.00 | Window Closed / Lapsed |