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US 12,174,589 B2Granted
Electronic watch having a date indicator between a battery and a movement
AssigneeSeiko Epson Corporation
InventorTakaya Masaki
Life of this patent
Estimating the term…
Abstract
An electronic watch includes a hand configured to indicate time, a dial having a through hole through which a hand shaft configured to rotate the hand passes, a movement including a motor configured to rotate the hand shaft, a battery configured to supply power to the motor, and a solar panel configured to supply power to the battery, wherein the movement, the battery, the solar panel, and the dial are disposed in this order, the battery has a first opening through which the hand shaft passes, and the solar panel has a second opening through which the hand shaft passes.
Claims6
An electronic watch, comprising:
- a hand configured to indicate time;
- a dial having a through hole through which a hand shaft configured to rotate the hand passes;
- a movement including a motor configured to rotate the hand shaft, and a circuit electrically coupled to the motor;
- a battery electrically coupled to the circuit and configured to supply power to the motor;
- a solar panel configured to supply power to the battery;
- and
- a date indicator between the battery and the movement, wherein
- the movement, the battery, the solar panel, and the dial are disposed in this order from the movement toward the dial, the battery has a first opening through which the hand shaft passes, and the solar panel has a second opening through which the hand shaft passes,
- the first opening is a through hole, or a slit extending from a place through which the hand shaft passes toward an outer circumference of the battery, and the second opening is a through hole, or a slit extending from a place through which the hand shaft passes toward an outer circumference of the solar panel,
- the dial includes a date window through which a mark at the date indicator is visible, and
- the battery has a third opening in a position corresponding to the date window, and the solar panel has a fourth opening in a position corresponding to the date window.
8 more elements
Dependencies are inferred from the claim text.