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| Number | Title | Issue Date |
| 7356862 | Waterbed with massage function A waterbed includes a bed frame, a water mattress mounted on the bed frame, and a flapping device. The flapping device includes two longitudinal shafts rotatably supported by the bed frame and a plurality of flapping members securely mounted on each longitudinal sha... | 04/15/2008 |
| 6478685 | Amusement system An amusement system is provided which gives children an opportunity to acquire a formative artistic sense in a simple and clean manner without soiling their bodies and clothes. The amusement system includes: a playing space (A) defined by a floor (10) and... | 11/12/2002 |
| 5953773 | Surface wave distributed actuator systems An apparatus for positioning a human subject on a surface and for transferring a subject from one surface to another. The subject is situated on the top surface of a fluid enclosure and an actuator mechanism causes local deformations of the top surface in... | 09/21/1999 |
| 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 temperature detecting elements for detecting an ambient air ... | 12/22/1998 |
| 5695455 | Hydro-acoustic massage system and method A massage apparatus includes a flexible bladder filled with a fluid and a plurality of bladder displacement devices coupled to the flexible bladder for displacing the flexible bladder in accordance with a specified displacement plan. A signal source is co... | 12/09/1997 |
| 5475883 | Wave generating apparatus for waterbeds A wave generating device for waterbeds, including an undulation mechanism for producing a first wave motion on a mattress of a waterbed, with the first wave motion including a repetitive, upward force which is orthogonal to a bottom surface of the mattres... | 12/19/1995 |
| 5448788 | Thermoelectric cooling-heating mattress A thermostat controlled mattress includes a mattress unit having an underlay, a surface cover and a curved circuit. A water circuit tube connects to the curved circuit so as to allow water to be introduced into the mattress unit with the aid of a pump. Wa... | 09/12/1995 |
| 4884574 | Vibratory sauna A vibratory sauna having a cover rotatably connected to a lower housing that supports an elongate member adapted to support the torso of a person using the sauna. The cover forms a compartment that passes hot air over the torso by way of a blower mounted ... | 12/05/1989 |
| 4757548 | Speaker system and dome-shaped enclosure therefor A speaker system having a magnet and voice coil are mounted within a dome-shaped enclosure in such a way as to be capable of transmitting sonic vibrations and audio waves through a liquid medium or solid structure, the dome-shaped enclosure cooperating wi... | 07/12/1988 |
| 4667358 | Water bed with wave generation and control mechanism A water bed mattress is caused to undulate for therapeutic or other purposes. A solenoid (14) is mounted at one end of the water bed (head or foot), and its output shaft (15) and mattress engaging pad or pusher plate (16) are disposed at an angle so that ... | 05/26/1987 |
| 4639959 | Wave generator for waterbeds A wave generator for waterbeds comprises a paddle unit adapted for positioning on the horizontal mattress supporting surface of the bed frame between an edge of the mattress and a side panel of the frame and has a paddle extending to overlie the upfacing ... | 02/03/1987 |
| 4370602 | Waterbed vibrator A vibrator mechanism, including a transducer and driving circuit, particularly adapted to vibrating a waterbed, includes two independently controlled vibration sources, each of which can generate vibration of varying amplitude and frequency. These two sou... | 01/25/1983 |
| 4231126 | Water bed wave generator A pad mounted for resting on the top surface of a water bed reciprocates vertically to displace water forming waves in the water of the water bed, for relaxing a user. The speed, amplitude and time of operation of the pad is variable to the desires of the... | 11/04/1980 |
| 4187568 | Water bed transducer A vibratory transducer in combination with a water bed structure including a frame with vertical side walls, a horizontal platform within the frame and a water filled bladder mattress within the frame and supported by the platform; said transducer include... | 02/12/1980 |
| 4141096 | Method and means for producing motion in water beds Motion is departed to the water in water beds by periodically lifting a region of the lower surface of the water bed mattress, said region being contained somewhere within the outer margins of the water bed. A water motion that is more uniform and more ac... | 02/27/1979 |
| 4135500 | Apparatus for oscillating flotation support systems Apparatus for coupling to a flotation support system as, for example, a water mattress or the like, for purposes of effecting periodic oscillations of said system. The apparatus comprises an expandable and collapsible air bladder, which is positioned bene... | 01/23/1979 |
| 4120062 | Waterbed environments This invention relates to a new and improved infant WATERBEDS ENVIRONMENTS designed to simulate the intrauterine environment. This is achieved by the use of a specially designed water filled bladder pulsated by means of a pump which generates rushing wate... | 10/17/1978 |
| 4114215 | Unitary accessory control for a waterbed A unitary accessory control for a waterbed fixed to the waterbed frame. Within the unitary accessory control are such accessories as a pump for filling (emptying) the waterbed, a heater, a vibrator, a sound system and a mechanism to control the environmen... | 09/19/1978 |
| 4105024 | Massaging furniture Nonrotating vibrator motors are mounted on a rigid member in furniture. Electric power at different frequencies or energy levels is supplied to the respective vibrator motors. Frequency differences in the vibrations result in moving interference waves bei... | 08/08/1978 |
| 4088124 | Method for treating premature infants Method for imparting compensatory vestibular-proprioceptive stimulation to a premature infant to prevent apnea in which the infant is placed on a waterbed and random oscillations of low amplitude and predetermined frequency are generated in the bed by an ... | 05/09/1978 |
| 4048684 | Infant waterbed An infant waterbed for use in an incubator is disclosed that comprises a tray, a flexible mattress that sits in the tray and holds a fluid, such as water, that is capable of supporting an infant, a cover that fits over the top of the tray to separate the ... | 09/20/1977 |
