LARGE SODIUM VALVE ACTUATOR

  • US 3,871,176 A
  • Filed: 03/08/1973
  • Issued: 03/18/1975
  • Est. Priority Date: 03/08/1973
  • Status: Expired due to Term
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First Claim
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1. A valve actuator assembly driven by an electrically conducting working fluid for an electrically conducting fluid handling system, comprising:

  • a. a housing;

    b. a vane assembly adapted to rotate within said housing;

    c. means suspending said vane assembly within said housing for allowing low friction rotation of said vane assembly;

    d. power delivery means operably coupled to said vane assembly for utilizing said rotation;

    e. a passage in said housing adapted to permit utilization of said rotation;

    f. a passage in said housing adapted to permit the interchange of said electrically conducting fluid within said housing with said electrically conducting fluid of said fluid handling system; and

    g. electromagnetic pumping means operating on said electrically conducting liquid surrounding said vanes for imparting a rotary motion to said liquid and thereby impelling said vane assembly into rotation.

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