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US4034231A Expired / Lapsed US ⏱️ 0.0 years remaining

Ocean tide and wave energy converter

Assignee: Individual
•
Filing: 1975-04-28
•
Granted: 1977-07-05
•
Expires: 1995-04-28
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Abstract

Abstract A machine for harnessing the motion of ocean waves in order to convert the motion energy into useful electrical power; the machine consisting of a large V-shaped frame, submerged near a beach, having its apex pointed away from the beach, and the frame supporting a series of water turbines connected to an electric generator so that incoming waves toward a beach move along the outer side of the frame while turning the turbine rotors, and outgoing waves moving along the inner side of the frame so to likewise influence turning the turbine rotors.

Inventors

  • 👤 John L. Conn
  • 👤 George Spector

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 18:48
CPC Classifications
E; E02; E02B; E02B9/00; E02B9/08; F; F03; F03B; F03B13/00; F03B13/12; F03B13/14; F03B13/16; F03B13/18; F03B13/1805; F03B13/1825; F03B13/183; Y; Y02; Y02E; Y02E10/00; Y02E10/30; Y10; Y10S; Y10S415/00; Y10S415/905; Y10S415/906

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 236 words
A machine for converting tidal and wave energy into electrical energy comprising a V-shaped frame emersed in water subjected to tidal and wave action said frame having an apex directed away from a shore line with integral legs diverging along linear axes towards said shoreline, said legs having aligned parallel upper and lower horizontal sides integral with transverse side walls, including means mounted movably in said legs, wherein said means include a vertical member intersecting the said linear axis of said legs at right angles thereto, in further combination with an electric generator and means for transmitting the motion of the first said means to drive the generator, in further combination with an electric cable connecting the generator to a power station for distribution of the generated electric energy wherein the first said means comprises a float secured to a vertically slidable shaft mounted on said frame, including toothed racks on said shaft engaging a pair of gears affixed on a pair of horizontal shafts journalled in said side walls symmetrically about said linear axis wherein said horizontal shafts are connected by slip clutches to a second pair of horizontal shafts which in turn are geared to drive said generator including means for causing one of said clutches to engage only upon vertical upward movement of the vertical shaft and the other of said clutches to engage only upon vertical downward movement of said vertical shaft.
Claim 2
Dependent Claim 236 words
A machine for converting tidal and wave energy into electrical energy comprising a V-shaped frame emersed in water subjected to tidal and wave action said frame having an apex directed away from a shore line with integral legs diverging along linear axes towards said shoreline, said legs having aligned parallel upper and lower horizontal sides integral with transverse side walls, including means mounted movably in said legs, wherein said means include a vertical member intersecting the said linear axis of said legs at right angles thereto, in further combination with an electric generator and means for transmitting the motion of the first said means to drive the generator, in further combination with an electric cable connecting the generator to a power station for distribution of the generated electric energy wherein the first said means comprises a float secured to a vertically slidable shaft mounted on said frame, including toothed racks on said shaft engaging a pair of gears affixed on a pair of horizontal shafts journalled in said side walls symmetrically about said linear axis wherein said horizontal shafts are connected by slip clutches to a second pair of horizontal shafts which in turn are geared to drive said generator including means for causing one of said clutches to engage only upon vertical upward movement of the vertical shaft and the other of said clutches to engage only upon vertical downward movement of said vertical shaft.

References Cited (Backward Citations)

US687074A Cited
US916860A Cited
US1276112A Cited
US1811565A Cited
US3697764A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1980-07-04 1981-01-03 1981-07-05 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1984-07-04 1985-01-03 1985-07-05 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1988-07-04 1989-01-03 1989-07-05 $7700.00 Window Closed / Lapsed

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