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Class Information
Number: 60/498
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 tide responsive working member positioning means
Description: Apparatus operable in a body of fluid whose surface rises and falls both in cycles of short periods, e.g., ocean waves, and in cycles of long periods, e.g., oceanic tides, said device having separate means responsive to each of said cyclic movements to cause said working member to move.

Patents under this class:

Patent Number Title Of Patent Date Issued
8701403 System for producing energy through the action of waves Apr. 22, 2014
8671675 Wave powered electric generator system Mar. 18, 2014
8667791 Damper and damping structure for a wave energy conversion device and mooring component Mar. 11, 2014
8128318 Tide change apparatus Mar. 6, 2012
7980832 Wave energy converter Jul. 19, 2011
7975476 Production of electric energy from sea waves Jul. 12, 2011
7956478 Installation comprising a wave power apparatus and a support structure therefor Jun. 7, 2011
7918625 Support structure for sea wave energy farms Apr. 5, 2011
7908854 Method and arrangement for collecting wave energy Mar. 22, 2011
7891183 Wave-based power generation system Feb. 22, 2011
7877994 Wave energy converter (WEC) with heave plates Feb. 1, 2011
7827788 Water power generator Nov. 9, 2010
7726123 Wave energy device Jun. 1, 2010
7694513 Wave power apparatus comprising a plurality of arms arranged to pivot with a mutual phase shift Apr. 13, 2010
7579704 Wave power apparatus having a float and means for locking the float in a position above the ocean surface Aug. 25, 2009
7456512 Portable sea-powered electrolysis generator Nov. 25, 2008
7448210 Wave powered system for generating energy Nov. 11, 2008
7444810 Lever operated pivoting float with generator Nov. 4, 2008
7444811 Wave power device Nov. 4, 2008
7076949 System for multiple harnessing and complemented conversion of energy from sea waves Jul. 18, 2006
6863806 Barge-mounted tidal-powered desalinization system Mar. 8, 2005
6857266 Wave energy converter Feb. 22, 2005
6644027 Apparatus for protecting a wave energy converter Nov. 11, 2003
6389810 Wave energy converter with float May. 21, 2002
6109029 Wave energy converter Aug. 29, 2000
5710464 Power drive system for converting natural potential energy into a driving power to drive a power generator Jan. 20, 1998
4675536 Apparatus for extracting energy from the waves in a body of liquid Jun. 23, 1987
4603551 Wave power converter Aug. 5, 1986
4469955 Float with means for compensating for tide height differences Sep. 4, 1984
4434375 Wave energy converter Feb. 28, 1984
4379235 Wave action generator Apr. 5, 1983
4302161 Wave pump apparatus Nov. 24, 1981

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