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An automatic bed maker which uses the expansion of inflatable bladder to straighten, align, and tuck-in bed-cover assembly.
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| Number | Title | Issue Date |
| 6952851 | Mattress with transparent cover A sleeping mattress construction provides a mattress cover that is fabricated from a transparent material so that the interior of the mattress may be visualized to prevent concealment therein of contraband. In one embodiment the mattress is an air mattress formed of... | 10/11/2005 |
| 5411621 | Waterbed corner structure and method Waterbed corner structure and method in which a cornerpiece is formed as a monolithic structure with a relatively thick base plate and relatively large ridges projecting from the front surface of the base plate. The base plate has a peripheral sealing are... | 05/02/1995 |
| 5113541 | Waterbed corner structure Corner structure for a waterbed mattress and liner in which a cornerpiece is formed as a monolithic structure with a relatively thick base plate and relatively large ridges or cleats projecting from the front surface of the base plate. The base plate has ... | 05/19/1992 |
| 5090075 | Waterbed draining system including vacuum relief valve A waterbed draining system utilizes a vacuum relief valve operatively associated with a waterbed mattress bladder, or alternatively with the drain hose or water pump, to automatically provide air flow into the bladder upon the vacuum pressure within the b... | 02/25/1992 |
| 5077847 | Waterbed mattress corner and method of making same A waterbed mattress corners are reinforced by a multi-layered angle made of a plastic material which is permanently fixed to the mattress. the angle has a first leg and a second leg extending from the bottom of the mattress to the top thereof. The first a... | 01/07/1992 |
| 5062170 | Waterbed mattress and corner structure with tethered insert Waterbed mattress and corner structure in which the mattress has walls of film material defining a chamber for holding water, with a cornerpiece substantially thicker and tougher than the film material joined to the film material and forming a corner of t... | 11/05/1991 |
| 5050257 | Easy draining waterbed mattress and method Fiber-filled waterbed mattress and method of draining the same. A drainage manifold is positioned beneath a wave dampening fibrous insert to direct water toward a drain valve, and air is admitted into the mattress to replace water which is removed and to ... | 09/24/1991 |
| 5005237 | Mattress corner adhesion patches A water mattress construction includes an outer water inflatable polyvinyl chloride ("PVC") shell having a top and a bottom surface with side walls connecting the top and bottom surfaces and forming corners where any two side walls meet. The mattress is i... | 04/09/1991 |
| 4930172 | Waterbed corner structure and method Waterbed corner structure and method in which a cornerpiece is formed as a monolithic structure with a relatively thick base plate and relatively large ridges projecting from the front surface of the base plate. The base plate has a peripheral sealing are... | 06/05/1990 |
| 4914761 | Reinforced corner for waterbed mattress An improved corner for a waterbed mattress includes a first layer of vinyl forming the corner with a seam disposed generally linearly along the corner. The seam is formed of two portions of the vinyl heat welded together along the seam. A second layer or ... | 04/10/1990 |
| 4251308 | Method for making a watermattress with t-corner construction A mattress includes a flexible tube having a pair of major surfaces alternating with a pair of side surfaces with marginal portions of the major surfaces extending beyond the side surfaces at each end of the tube. The marginal portions are bent toward eac... | 02/17/1981 |
| 4173049 | Flotation liner waterbed structure A safety liner for retaining liquids in a confined volume wherein liquid impervious side and bottom walls are positionable into the liquid retaining position by reason of flotation means or buoyant portions maintaining the side walls in the liquid confini... | 11/06/1979 |
| 4025975 | Water bed mattress A water bed mattress comprised of upper and lower flexible foldable sheets which are essentially rectangular in shape. The upper sheet is essentially formed by folding up portions of the lower sheet upwardly and inwardly and transversely sealing end margi... | 05/31/1977 |
| 3957557 | Water mattress and method of manufacture An improved water mattress can be fabricated by a method which involves folding a rectangular sheet of thermal plastic material into a smaller rectangular sheet to form a dual-layered sandwich having three open edges; thereafter lap-sealing these three op... | 05/18/1976 |
