Analog electronic watch with an electro-optical display device

Horology: time measuring systems or devices – Chronological – With simultaneous time indicating means

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368 80, 368 82, 368228, 368250, G04B 2302, G04B 1904

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active

052220532

ABSTRACT:
An analog electronic watch includes a dial provided with a window, an electro-optical display device arranged below the window, and a shutter plate, movably arranged between the dial and the electro-optical display device, for opening and closing the window. The shutter plate is moved at a preset time to expose the electro-optical display device through the window of the dial, so that an alarm information displayed on the electro-optical display device becomes visible from outside.

REFERENCES:
patent: 4043116 (1977-08-01), Schlappi
patent: 4257115 (1981-03-01), Hatuse et al.
patent: 4262345 (1981-04-01), Ganter et al.
patent: 4396294 (1983-08-01), Yoshida
patent: 4413915 (1983-11-01), Besson
patent: 4436435 (1984-03-01), Ushikoshi
patent: 4470708 (1984-09-01), Nee
patent: 4488818 (1984-12-01), Saurer et al.
patent: 4697931 (1987-10-01), Okuyama et al.
Patent Abstracts of Japan, vol. 14, No. 029, Oct. 20, 1989 Citizen Watch Co., Ltd., Kato Yoshiaki, Composite Display Electronic Time-Piece.
Patent Abstracts of Japan, vol. 135, No. 000, Dec., 1989 Combined Display Electronic Timepiece, Ichikawa Shingo.

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