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Class Information
Number: 60/502
Name: Power plants > Motor having a buoyant working member > Working member actuated by the rise and fall of a surface of a body of fluid > Having fluid flow or wave controlling, confining or directing means
Description: Apparatus together with at least one surface means which is designed to (1) restrain, direct, or control the flow of a body of fluid or a portion thereof or restrain or direct the movement of waves traveling on the surface of said body of fluid, or (2) confine a portion or all of a body of fluid so that the surface of said fluid may change its vertical position.










Sub-classes under this class:

Class Number Class Name Patents
60/503 In which the control means is variable 17


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8601808 Hydrokinetic and wind energy harvester Dec. 10, 2013
8464527 Float for wave energy converter (WEC) Jun. 18, 2013
8459020 Wave and water energy converter mounted on bridge supports Jun. 11, 2013
8429910 Free floating wave energy converter Apr. 30, 2013
8341957 Portable wave-swash and coastal-wind energy harvester Jan. 1, 2013
8166760 System and method for storing energy May. 1, 2012
8035243 System to obtain energy from water waves Oct. 11, 2011
7444811 Wave power device Nov. 4, 2008
7402028 Pressurisation system Jul. 22, 2008
7140180 Wave energy converter (WEC) device and system Nov. 28, 2006
7003947 Gyro wave activated power generator and a wave suppressor using the power generator Feb. 28, 2006
6968683 Wave/blowhole electrical power generating plant Nov. 29, 2005
6644027 Apparatus for protecting a wave energy converter Nov. 11, 2003
6389810 Wave energy converter with float May. 21, 2002
6226989 Wave energy converter May. 8, 2001
6109029 Wave energy converter Aug. 29, 2000
5808368 Ocean wave energy conversion device Sep. 15, 1998
5461862 System for conversion of sea wave energy Oct. 31, 1995
5405250 Wave energy extraction device Apr. 11, 1995
5359229 Apparatus for converting wave motion into electrical energy Oct. 25, 1994
5230215 Ocean current power generation system Jul. 27, 1993
5005357 Oscillating force turbine Apr. 9, 1991
4914915 Wave powered turbine Apr. 10, 1990
4803839 Apparatus for converting ocean motion to useable energy Feb. 14, 1989
4782663 Pneumatic hydro-electric power conversion system Nov. 8, 1988
4776772 Apparatus for converting and storing wave energy Oct. 11, 1988
4773221 Apparatus for recovering the kinetic energy of sea waves Sep. 27, 1988
4741157 Wave-activated power generating apparatus having a backwardly open duct May. 3, 1988
4720976 Method of power generation and its apparatus utilizing gravitation force and buoyancy Jan. 26, 1988
4719754 Wave-activated power generating apparatus Jan. 19, 1988
4717832 Tidal and river turbine Jan. 5, 1988
4698969 Wave power converter Oct. 13, 1987
4683719 Man made floating island Aug. 4, 1987
4599857 Method of power generation and its apparatus utilizing gravitation force and buoyancy Jul. 15, 1986
4594853 Wave powered generator Jun. 17, 1986
4580400 Method and apparatus for absorbing wave energy and generating electric power by wave force Apr. 8, 1986
4462211 Apparatus for harvesting wave energy Jul. 31, 1984
4447740 Wave responsive generator May. 8, 1984
4405866 Wave-power generator assembly Sep. 20, 1983
4400940 Resonant type apparatus for absorbing wave energy arranged at wave-breaking facilities Aug. 30, 1983
4392061 Apparatus for utilizing the energy of wave swells and waves Jul. 5, 1983
4385492 Turbine May. 31, 1983
4379235 Wave action generator Apr. 5, 1983
4277690 Plant for utilizing kinetic energy Jul. 7, 1981
4263516 Breakwater and power generator Apr. 21, 1981
4208875 Apparatus for obtaining useful work from wave energy Jun. 24, 1980
4208876 Apparatus for obtaining useful work from wave energy Jun. 24, 1980
4179886 Method and apparatus for obtaining useful work from wave energy Dec. 25, 1979
4073142 Wave-action power apparatus Feb. 14, 1978
4048801 Process and device for harnessing wave energy Sep. 20, 1977

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