Patent ID: 6842404
Filing Date: 2005-01-11
Classification: G04B,G04C

Abstract:
1. A display device for watches, comprising: a watch dial provided with a day hours display window for displaying a respective one of the hours of the day during daytime and with a separate night hours display window for displaying a respective one of the hours of the night during nighttime, a day hours disc provided with twelve hour numbers and adapted to be rotationally advanced at hourly intervals such that a respective one of the day hour numbers is visible in the day hours window for one hour each during the hours of the day, and a night hours disc provided with twelve hour numbers and adapted to be rotationally advanced at hourly intervals such that a respective one of the night hour numbers is visible in the night hours window for one hour each during the hours of the night, wherein the two hour discs are at most partly overlapping, and the two hour display windows and the two hour discs are arranged such that the hour numbers of the day hours disc are visible only in the day hours display window and the hour numbers of the night hours disc are visible only in the night hours display window.