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Class Information
Number: 60/500
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 articulated buoyant members
Description: Apparatus having at least two buoyant working members adapted to be moved relative to one another by the vertical movement of the surface of a body of fluid and said members being pivotally interconnected to each other whereby mechanical work may be performed as a result of the relative movement of said members only.

Patents under this class:

Patent Number Title Of Patent Date Issued
8671675 Wave powered electric generator system Mar. 18, 2014
8484964 Wave energy collecting device Jul. 16, 2013
8166760 System and method for storing energy May. 1, 2012
8049356 Wave energy conversion device Nov. 1, 2011
7975476 Production of electric energy from sea waves Jul. 12, 2011
7908854 Method and arrangement for collecting wave energy Mar. 22, 2011
7735319 Power generating apparatus Jun. 15, 2010
7694513 Wave power apparatus comprising a plurality of arms arranged to pivot with a mutual phase shift Apr. 13, 2010
7448210 Wave powered system for generating energy Nov. 11, 2008
7444810 Lever operated pivoting float with generator Nov. 4, 2008
7076949 System for multiple harnessing and complemented conversion of energy from sea waves Jul. 18, 2006
6925800 Wave power machine Aug. 9, 2005
6476511 Floating apparatus and method for extracting power from sea waves Nov. 5, 2002
6443653 Modular floating breakwater for the transformation of wave energy Sep. 3, 2002
5664418 Whirl-wind vertical axis wind and water turbine Sep. 9, 1997
5549445 Macro-engineering process and system for all-weather at-sea wind-energy extraction Aug. 27, 1996
5179837 Wave powered energy generator Jan. 19, 1993
5081840 Spool valve and piston power plant Jan. 21, 1992
4754156 Control apparatus for variable-speed hydraulic power generating system Jun. 28, 1988
4563591 Wave driven engine Jan. 7, 1986
4480966 Apparatus for converting the surface motion of a liquid body into usable power Nov. 6, 1984
4408454 Fluid coupled wave generator array with subsea structure Oct. 11, 1983
4392349 Spaced apart wave generator float array Jul. 12, 1983
RE31111 Wave driven generator Dec. 28, 1982
4341074 Wave-energy converter Jul. 27, 1982
4319454 Wave action power plant Mar. 16, 1982
4316704 Floating power generation assemblies and methods Feb. 23, 1982
4313716 Articulated, energy converting structure Feb. 2, 1982
4289455 Devices for extracting energy from waves Sep. 15, 1981
4285196 Wave power generator Aug. 25, 1981
4282712 Devices for extracting energy from waves Aug. 11, 1981
4282712 Devices for extracting energy from waves Aug. 11, 1981
4268226 Tube type pump and wave motor May. 19, 1981
4251991 Buoyantly supportable structures especially for power generating systems Feb. 24, 1981
4210821 Apparatus for extracting energy from movement of water Jul. 1, 1980
4209283 Wave-to-hydraulic power converter Jun. 24, 1980
4207739 Process and apparatus for harnessing the energy of the swell Jun. 17, 1980
4118932 Energy conversion systems Oct. 10, 1978
4105368 Floating wave powered pump Aug. 8, 1978
4098084 Apparatus for extracting energy from wave movement of the sea Jul. 4, 1978
4092828 Hydroelectric plant Jun. 6, 1978
4077213 Wave driven generator Mar. 7, 1978
4048512 System for generating power from wave motions of the sea Sep. 13, 1977
4036563 Wave motor comprised of a submerged floating network of chambers formed by walls permitting variable geometry Jul. 19, 1977

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