Patents Examined by Tru T Nguyen
  • Patent number: 7609588
    Abstract: A multifunctional watch has a movement including first and second train wheel rotational centers each arranged at a position between a center of a main plate and an outline portion of the main plate. The first and second train wheel rotational centers are provided with respective first and second train wheel guide portions rotatably guiding respective first and second train wheel members about the respective first and second train wheel rotational centers. A first train wheel having the first train wheel member is arranged rotatably relative to the first train wheel rotational center for rotating one of the small hands only in a single direction of rotation to display the first calendar information. A second train wheel having the second train wheel member is arranged rotatably relative to the second train wheel rotational center for rotating another of the small hands only in a single direction of rotation to display the second calendar information.
    Type: Grant
    Filed: December 15, 2004
    Date of Patent: October 27, 2009
    Assignee: Seiko Instruments Inc.
    Inventors: Takeshi Tokoro, Kei Hirano, Mamoru Watanabe