System for Converting Tidal Wave Energy Into Electric Energy
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Accused Products
Abstract
A system for converting marine surface wave energy into electric energy includes a barrier disposed generally vertically and having at least a portion thereof disposed above a surface of a body of water. The portion has a substantially planar surface disposed generally transverse to direction of marine surface waves. Bottom edge of the barrier is pivotally connected to one of a floor bed, a rigid formation and a rigid structure. At least one linear electric generator is coupled to storage of electric energy and is operable by a pivotal movement of the barrier. One type of electric generator is disposed external to the barrier while another type is mounted within a barrier chamber.
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Citations
33 Claims
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1. (canceled)
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2. (canceled)
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3. (canceled)
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4. (canceled)
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5. (canceled)
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6. (canceled)
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7. (canceled)
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8. (canceled)
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9. (canceled)
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10. (canceled)
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11. (canceled)
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12. (canceled)
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13. (canceled)
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14. (canceled)
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15. (canceled)
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16. An electric generator comprising:
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(a) a housing having a hollow tubular cross section in a plane transverse to a length thereof, said housing having a helical thread formed on each end portion of an inner peripheral surface; (b) a first end member closing one end of said housing and having a helical thread formed on an outer surface thereof and operatively engaging a helical thread formed on one end of said housing; (c) a second end member closing an axially opposed end of said housing and having a helical thread formed on an outer surface thereof and operatively engaging a helical thread formed on an opposed end of said housing; (d) a center aperture formed through a thickness of said first end member; (e) an annular coil stack mounted within a hollow interior of said housing mediate said first and second end members; (f) a shaft centrally disposed within said housing, said shaft having a threaded end portion thereof extending outwardly from outer surface of said first end member through said center aperture; (g) a seal seated on said shaft in abutting engagement with said outer surface of said first end member and covering said aperture thereof; (h) nut fastener operatively engaging said threaded end portion of said shaft and biasing said seal against said outer surface of said first end member; (i) a pair of bearings, each of said pair of bearings bearing secured inwardly of a respective end member; (j) a pair of collars, each of said pair of collars secured to said outer surface of said shaft in operative alignment with a respective bearing; (k) a first annular gap formed between an inner peripheral surface of said each bearing and an outer peripheral surface of a respective collar; (l) a plurality of annular permanent magnets secured in series on an outer surface of said shaft; (m) a second annular gap formed between an inner peripheral surface of said coil stack and an outer peripheral surface of said magnets; and (n) a bearing mounted within a center cavity formed in said second end member and operatively receiving a lower end of said shaft. - View Dependent Claims (17, 18, 19, 20, 21, 22, 26, 27, 28, 29, 30, 31, 32, 33)
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23. (canceled)
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24. (canceled)
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25. (canceled)
Specification