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Patent Searching and Data


Title:
DISPLAY UNIT
Document Type and Number:
Japanese Patent JPS5631687
Kind Code:
A
Abstract:

PURPOSE: To perform the time display such as hour, minute and second with analog display without mechanical display means, by providing three sets of stripe or dot shape electric display element groups extended radially to the center point.

CONSTITUTION: The liquid crystal element group for second display 1, liquid crystal element group for minute and second display 2, liquid crystal element group 3 for hour, minute and second display, liquid crystal element for center position display 4, time scale 5, and minute (second) scale 6, are located almost concentrically to the center of the circle, and the element groups 1, 2, 3 are respectively connected to the driving circuit and operated while sequential shift, and the liquid crystal element 4 at the center position is always operated, to cancell the visual unpleasantness produced with the center part cut off from the hour, minute and second display elements.


Inventors:
OOKUBO EIKOU
ITAZU MASAKATSU
Application Number:
JP10784379A
Publication Date:
March 31, 1981
Filing Date:
August 24, 1979
Export Citation:
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Assignee:
NIPPON ELECTRIC CO
International Classes:
G04G9/00; G04G9/02; G09F9/30; (IPC1-7): G04G9/02; G09F9/30