Time piece having a magnetic shield
AssigneeSeiko Epson Corporation
InventorShunsei Aoki
Life of this patent
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Abstract
A timepiece includes a case and a movement disposed in the case, the movement including a main plate, a train wheel disposed at the main plate and including a plurality of toothed gears, a train wheel bridge holding the train wheel, and a first magnetic shield component disposed between the main plate and the train wheel bridge in a side view as viewed from a direction parallel to a surface of the main plate. The first magnetic shield component, in plan view, has an annular shape and is disposed inwardly of an outer periphery of the main plate and, in the side view, is disposed within a range in which the wheel train is disposed. At least a portion of the train wheel is disposed on an inner side of the annular shape in the plan view.
Claims5
A timepiece comprising:
- a case;
- and
- a movement disposed in the case, the movement including
- a main plate,
- a train wheel disposed at the main plate and including a plurality of toothed gears,
- a train wheel bridge holding the train wheel, and
- a first magnetic shield component disposed between the main plate and the train wheel bridge in a side view as viewed from a direction parallel to a surface of the main plate, wherein
- the first magnetic shield component, in plan view as viewed from a direction perpendicular to the surface of the main plate, has an annular shape and is disposed inwardly of an outer periphery of the main plate and, in the side view, is disposed within a range in which the wheel train is disposed and
- at least a portion of the train wheel is disposed on an inner side of the first magnetic shield component in the plan view.
Dependencies are inferred from the claim text.