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| Number | Title | Issue Date |
| 6463609 | Rake for moving bubbles in a waterbed A rake for moving an air bubble entrapped between the surface of the water in and the underside of the top of a waterbed mattress to a vent through the top of the mattress is provided consisting of an elongated member and a handle. The elongated member ha... | 10/15/2002 |
| 6317911 | Rake for moving bubbles in a waterbed A rake for moving an air bubble entrapped between the surface of the water in and the underside of the top of a waterbed mattress to a vent through the top of the mattress is provided consisting of an elongated member and a handle. The elongated member ha... | 11/20/2001 |
| 6081951 | Rake for moving bubbles in a waterbed A rake for moving an air bubble entrapped between the surface of the water in and the underside of the top of a waterbed mattress to a vent through the top of the mattress is provided consisting of an elongated member and a handle. The elongated member ha... | 07/04/2000 |
| 5927317 | Venting structure of a waterbed A venting valve assembly for a waterbed having a water compartment is provided. The assembly includes an exhaust port for the water compartment which includes a stem portion, an upper cover threadedly coupled to that stem portion, and a lower cover also c... | 07/27/1999 |
| 5056171 | Waterbed mattress air bleeder valve A standpipe to facilitate bleeding of air through the flexible filler spout of a waterbed mattress includes an elongated cylindrical tube adapted for a frictional slide fit within the spout end fitting so as to afford a substantially liquid tight seal bet... | 10/15/1991 |
| 4862542 | Waterbed burper A waterbed burper having an elongated roller and handles rotatably holding the roller. Rubber end caps on the roller cause it to rotate in the handles while it is being displaced along the top of the waterbed toward the end near where the usual air/water ... | 09/05/1989 |
| 4745650 | Method of burping a watermattress and tucking a sheet between said watermattress and a surrounding frame Method and apparatus for burping a watermattress and for tucking a sheet under the mattress of a waterbed consisting of a tool and its use for such purpose. The tool is a flat, rectangular member made of a self-lubricating plastic material and about 1/4 i... | 05/24/1988 |
| 4639961 | System for removing air from waterbed A device is provided for removing air from a waterbed having a water/air valve. The device includes an elongated member having a length that is almost as wide as the width of the waterbed. A pair of smaller members which are parallel to each other and hav... | 02/03/1987 |
| 4627796 | Air removing apparatus Apparatus suitable for employment in the burping of a water bed comprises a screw thread or bayonet in the burping and/or filling opening of a waterbed having a removable cap, and air withdrawal means capable of withdrawing air and/or liquid from the waterbed ... | 12/09/1986 |
| 4611357 | Flotation sleeping mattress constructions Rudimentary prior art fluid-inflatable sleeping mattresses are of a simple six-sided shell construction having a spout for fluid introduction and evacuation. Disclosed are improved mattress constructions which, in addition to the prior art spouted six-sid... | 09/16/1986 |
| 4392872 | Air bleeder valve for waterbed mattresses An air bleeder valve for a waterbed mattress comprises a hollow tubular body sized to fit snugly into the fill spout of a waterbed mattress, a flap valve at one end of the body, and a porous, non-water absorbing water barrier in the tubular body for preve... | 07/12/1983 |
| 4346489 | Foldable waterbed A flotation mattress comprising an outer jacket of supple flexible sheet plastic having normally flat vertically spaced top and bottom walls and vertical side and end walls and a plurality of elongate bladders of supple flexible sheet plastic with top, bo... | 08/31/1982 |
| 4332043 | Waterbed mattress A waterbed mattress with one or more open-celled foam members used for dampening wave action in the water is disclosed. The foam members are supported by the buoyant force of the water and require no attachment to the surface of the waterbed mattress blad... | 06/01/1982 |
| 4316489 | Method and device for eliminating air from water bed mattresses A check valve device adapted to be fitted into the filling spout of a water bed mattress in a fluid-tight manner either before or after filling of the mattress with water, so that, when the mattress is manipulated in the usual manner after filling or afte... | 02/23/1982 |
| 3952348 | Water mattress construction A water mattress construction is disclosed. The construction involves a folded one-piece vinyl sheet wherein the only longitudinal seam is located on the bottom, thereby avoiding side seams on the mattress and wherein the end seams are located below the u... | 04/27/1976 |
