Matches 1 - 38 out of 38
Match Document Document Title
6880190 Controlled pressure and flotation system  
A controlled pressure and floatation system includes support and flotation units, each comprised by two types of chambers: a main one that contains a liquid substance and a secondary empty chamber;...
6553591 Fluid-containing body support air cushion  
A fluid-containing air cushion including an air chamber including an air fill valve and a water filled layer connected atop or against, and at least partially coextensive with, the air chamber, the...
5850644 Temperature and pressure control means for water bed  
A temperature and pressure control system for a water bed is provided and includes a temperature control circuit and a pressure control circuit. The temperature control circuitry consists of two...
5617596 Tube for a waterbed  
A tube for a waterbed includes a generally cylindrical tube body having a top, a bottom, and a pair of side walls extending from the top to the bottom. The tube body defines a longitudinal axis of...
5406660 Waterbed mattress with plastic netting fill  
Waterbed mattress having an enclosure for holding a body of water for buoyantly supporting a person resting on the mattress, and a body of crumpled plastic netting within the enclosure for reducing...
5335380 Spring insert for cushioning insert  
A spring insert for a waterbed mattress includes a plurality of spring bellows units arranged in upright relation within the mattress. Each bellows unit has a top wall and pleated sidewall which is...
5267365 Bed mattress or the like and pressurized liquid supply system  
A system is described for delivery of pressurized liquid to one or more hollow mattress for alternately pressurizing and depressurizing a selected group of cells of the mattress. The device is...
5253377 Waterbed mattress with bellows spring insert  
A waterbed mattress includes a spring insert having a plurality of open ended bellows spring units arranged in upright relation within the mattress. The pleated peripheral side wall of each bellows...
5228156 Fluid operated device  
A fluid operated device comprises a casing having an enclosing wall which is rigid at least in part to maintain a volume of said casing; a squeeze unit securely provided in said casing and having a...
5222262 Waterbed mattress with baffles  
A waterbed mattress includes a watertight envelope having a top, a bottom, and sides, which envelope defines a cavity for water. Anti-wave material such as fiber or foam, or anti-wave structure...
5172438 Waterbed mattress with equalized edge support  
Waterbed and mattress having a pair of elongated buoyant members are near the side edges of the mattress to provide additional support for a person resting near the edges of the bed. This...
5172437 Waterbed mattress with hexagonal baffle structure, and method and apparatus for manufacturing the same  
Waterbed mattress having a baffle structure comprising a buoyant foam pad adapted to float within the mattress, and a plurality of hexagonal cells beneath the buoyant pad. The cells are arranged in...
5068934 Waterbed mattress with hexagonal polypropylene baffle structures  
Waterbed mattress having a baffle structure comprising a buoyant pad of polypropylene foam adapted to float within the mattress, and a plurality of hexagonal cells having side and bottom walls of...
5060328 Waterbed mattress with spring insert  
A waterbed mattress includes a spring insert comprising a plurality of spring bellows units arranged in upright relation within the mattress. Each bellows unit has a top wall and pleated sidewall...
5010607 Damping chamber for waterbed mattress  
The present invention provides a damping baffle for damping the wave action in a waterbed mattress. Each baffle is fixed to the mattress, and has an upper and lower chamber designed to provide...
4975995 Water mattress with vertically disposed dampening cells  
A waterbed mattress has a baffle structure formed of a buoyant pad capable of floating freely within the mattress and a plurality of chambers attached to the pad. An upper portion of the chambers...
4961237 Device for reducing wave motion in a waterbed mattress  
A device for reducing the wave motion in a waterbed mattress which provides optimum firm and conforming feel to the user, while not promoting fungi or algae growth and being capable of allowing the...
4864670 Water mattress with vertically oriented hydraulic chambers  
A watermattress includes a outer bladder for retaining water and an inner chamber assembly for inhibiting wave motion within the bladder. The chamber assembly includes a first chamber disposed...
4751757 Wave dampening device for use in a water bed  
A water bed mattress made from a watertight envelope is shown having a pliable sheet of polyethelene with gas cells uniformly spaced throughout the pliable sheet in a grid-like pattern for...
4751756 Water mattress with hydraulic chamber assembly and method of making same  
A water mattress includes an outer bladder for retaining water and an inner chamber assembly for inhibiting wave motion within the bladder. The chamber assembly includes multiple chambers each...
4715076 Waterbed motion reduction and hydraulic enhancement system  
A hydraulically enhanced waterbed includes a bladder for containing water, a plurality of outer hydraulic chambers positioned in an array within the bladder, inner hydraulic chambers positioned...
4701967 Hydraulic unit for waterbed, and method of forming  
A hydraulic unit for a waterbed mattress is provided, along with a method for constructing the unit. The usual lower sheet having a plurality of chambers is covered with the usual upper sheet, and...
4663789 Hydraulic baffle for waterbed mattress  
A damping structure is disclosed to float freely within the envelope of a waterbed mattress. The damping structure comprises a bottom panel of flexible sheet material with a number of tubular...
4627121 Damped waterbed mattress and method for manufacturing same  
A damped waterbed mattress includes an envelope or bladder made of vinyl or other flexible, nonporous elastomeric material and which contains a plurality of modular internal "cells" that are in...
4607404 Waterbed float with antiwave hanging baffle and collapse-retarding fiber insert  
Hydraulic chambers for attenuation of wave motion within waterbed mattresses are buoyed by encapsulated material made of a large multiplicity of interbonded fibers.
4577356 Waterbed mattress with baffle chambers  
A waterbed mattress has a baffle structure that comprises a horizontally extending pad of bouyant material with a plurality of chambers depending therefrom. The chambers can be hemi-spheroidal. The...
4523343 Buoyant fiber product used in improved waterbed float with hanging baffle  
Hydraulic chambers for attenuation of wave motion within waterbed mattresses are buoyed by unencapsulated material made by binding expanded foam beads to a garnetted fiber matrix.
4517691 Motion damping system for water bed mattresses  
A free floating wave control unit in combination with a water bed mattress and detachably disposed interiorly therein and coextensive of the top panel of the mattress and comprised of a floatable...
4475257 Wave motion absorber for water bed mattresses  
A free floating wave motion absorber confined within a water bed mattress for firm body support with omni-directional rate control over motion, so that disturbing movements are substantially...
4329748 Double pancake waterbed mattress  
A stress free baffled waterbed mattress bag consists of an array of individual baffles, each of the baffles comprising a plurality of vertically stacked bladders serially connected, the end...
4325152 Flotation mattress  
A flotation mattress and a method for making same. The mattress is comprised of flexible, liquid-impermeable material sealed to form a liquid impermeable envelope. One or more damping chambers are...
4321719 Water mattress with damper bladders  
In a water mattress, a series of interior bags or bladders are individually attached to the top and bottom layers in order to damp the movement of water. Each bag or bladder comprises a pair of...
4296510 Anti-surge flotation mattress  
A water bed flotation mattress comprising a bladder of flexible sheet plastic with vertically spaced horizontal top and bottom walls and vertical side and end walls and slackily filled with a fluid...
4292702 Surge dampened water bed mattress  
An elongate flotation mattress having horizontal top and bottom walls, vertical side and end walls, a plurality of vertical, laterally spaced, longitudinally extending partitions between the top...
4280235 Inserts for fluid-type mattresses  
A fluid-damping and shape-defining insert is provided for fluid-type mattresses such as water bed mattresses and air mattresses. The insert comprises a first flexible flange secured at its...
4208748 Waterbed mattress  
A fluid-containing mattress for reducing rapid fluid motion in the mattress is provided in one direction while permitting fluid flow in the opposite direction. The mattress comprises upper and...
4192031 Waterbed mattress  
A waterbed mattress construction includes baffle means for dampening water wave action. The dampening means comprises one or more flexible plastic strips welded to the interior bottom surface of...
4172301 Fluid filled beds and the like  
Apparatus and method are disclosed which pertain to inflatable structures useful as air beds and the like. Shape and load control are facilitated by a plurality of bladders that are located within...
Matches 1 - 38 out of 38