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Class Information
Number: 5/674
Name: Beds > Waterbed or associated device > With vibration or wave producing means
Description: Waterbeds or associated devices including an apparatus imparting a mechanical movement to the bladder to create an oscillation or undulation.

Patents under this class:

Patent Number Title Of Patent Date Issued
7356862 Waterbed with massage function Apr. 15, 2008
6478685 Amusement system Nov. 12, 2002
5953773 Surface wave distributed actuator systems Sep. 21, 1999
5850644 Temperature and pressure control means for water bed Dec. 22, 1998
5695455 Hydro-acoustic massage system and method Dec. 9, 1997
5475883 Wave generating apparatus for waterbeds Dec. 19, 1995
5448788 Thermoelectric cooling-heating mattress Sep. 12, 1995
4884574 Vibratory sauna Dec. 5, 1989
4757548 Speaker system and dome-shaped enclosure therefor Jul. 12, 1988
4667358 Water bed with wave generation and control mechanism May. 26, 1987
4639959 Wave generator for waterbeds Feb. 3, 1987
4370602 Waterbed vibrator Jan. 25, 1983
4231126 Water bed wave generator Nov. 4, 1980
4187568 Water bed transducer Feb. 12, 1980
4141096 Method and means for producing motion in water beds Feb. 27, 1979
4135500 Apparatus for oscillating flotation support systems Jan. 23, 1979
4120062 Waterbed environments Oct. 17, 1978
4114215 Unitary accessory control for a waterbed Sep. 19, 1978
4105024 Massaging furniture Aug. 8, 1978
4088124 Method for treating premature infants May. 9, 1978
4048684 Infant waterbed Sep. 20, 1977

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