having three stator poles

Industry

  • CPC
  • G08C19/42
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Patents Grantslast 30 patents

  • Information Patent Grant

    PMG-based position sensor and synchronous drive incorporating same

    • Patent number 5,140,245
    • Issue date Aug 18, 1992
    • Westinghouse Electric Corp.
    • Eric J. Stacey
    • G08 - SIGNALLING
  • Information Patent Grant

    2478440

    • Patent number 2,478,440
    • Issue date Aug 9, 1949
    • G08 - SIGNALLING
  • Information Patent Grant

    2425366

    • Patent number 2,425,366
    • Issue date Aug 12, 1947
    • G08 - SIGNALLING
  • Information Patent Grant

    2418685

    • Patent number 2,418,685
    • Issue date Apr 8, 1947
    • G08 - SIGNALLING
  • Information Patent Grant

    2316987

    • Patent number 2,316,987
    • Issue date Apr 20, 1943
    • G08 - SIGNALLING
  • Information Patent Grant

    2273596

    • Patent number 2,273,596
    • Issue date Feb 17, 1942
    • G08 - SIGNALLING
  • Information Patent Grant

    2269602

    • Patent number 2,269,602
    • Issue date Jan 13, 1942
    • G08 - SIGNALLING
  • Information Patent Grant

    2248616

    • Patent number 2,248,616
    • Issue date Jul 8, 1941
    • G08 - SIGNALLING
  • Information Patent Grant

    2199640

    • Patent number 2,199,640
    • Issue date May 7, 1940
    • G08 - SIGNALLING
  • Information Patent Grant

    1431627

    • Patent number 1,431,627
    • Issue date Oct 10, 1922
    • G08 - SIGNALLING