US4554039A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Waterbed rail and method of making same
Assignee: Tea Industries Inc
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Filing: 1984-04-02
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Granted: 1985-11-19
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Expires: 2004-04-02
Abstract
Abstract A padded rail for a waterbed and the method of making it. The rail comprises a channel-shaped core portion adapted to fit over the side of the holder of the waterbed. The core is formed of extruded plastic and is covered with a foam padding and a fabric covering wrapped over the foam and into the channel shape. In its manufacture, the channel is either wrapped into a flat piece of foamed material or inserted into a groove in the foam material and the fabric is wrapped around and cemented into the inner part of the channel in the core.
Inventors
- 👤 Max F. James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:48
CPC Classifications
A; A47; A47C; A47C27/00; A47C27/08; A47C27/085; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1028; Y10T156/103; Y10T156/1034; Y10T428/00; Y10T428/24; Y10T428/2419; Y10T428/24198
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
107 words
The method of making a padded rail which comprises laying out a precut sheet of cover material, placing preformed padding onto said cover material, said padding being formed in channel shape with a rounded exterior, said placing being such that the centerline of said cover material is aligned with the portion of said padding which is to be the highest part of the finished product, placing a preformed channel member into the interior of the channel shape of the padding and drawing up the edges of said cover material around said padding and said channel member and fastening said edges to the interior of said channel member.
Claim 2
Independent Claim
107 words
The method of making a padded rail which comprises laying out a precut sheet of cover material, placing preformed padding onto said cover material, said padding being formed in channel shape with a rounded exterior, said placing being such that the centerline of said cover material is aligned with the portion of said padding which is to be the highest part of the finished product, placing a preformed channel member into the interior of the channel shape of the padding and drawing up the edges of said cover material around said padding and said channel member and fastening said edges to the interior of said channel member.
Claim 3
Dependent Claim
30 words
The method of claim 1 in which said channel member is an extruded material and said fastening is accomplished by cementing said cover material to the interior of said channel.
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) | 1988-11-18 | 1989-05-20 | 1989-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-11-18 | 1993-05-20 | 1993-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-11-18 | 1997-05-20 | 1997-11-19 | $7700.00 | Window Closed / Lapsed |