Title:
PERPETUAL CALENDAR
Document Type and Number:
Japanese Patent JP2015074170
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To solve the problem of waste of resources due to being manufactured every year, since a conventional calendar changed in a weekday of respective dates of 365 days every year in nature of the calendar.SOLUTION: A Knockdown Perpetual Calendar is provided so that for restraining this waste, 12 day-piece columns of classifying monthly 366 cubic date pieces in date order, are suspended in month order by a horizontal month bar of displaying up to December from January, a weekday of the respective day-piece columns is adjusted on the basis of one or two pieces of a weekday displaying weekday bar installed on its month bar, a year piece is also arranged on this month bar central upper surface, the number of years is displayed, three surfaces of parallel four surfaces of the day piece are classified by a color of Red of Sunday, Blue of Saturday and Black of the other weekdays, and a personal singular day can be displayed on a residual one surface, to be used permanently for displaying 366 days of one year. One Month and Two Month Perpetual Calendars are also provided by arranging a year piece and a month piece on its weekday bar, by vertically suspending 4 and 3 or 8 and 6 weekday-piece columns of 4-piece days or 5-piece days under a horizontal weekday bar.
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Inventors:
KINOSHITA TERUO
Application Number:
JP2013212074A
Publication Date:
April 20, 2015
Filing Date:
October 09, 2013
Export Citation:
Assignee:
KINOSHITA TERUO
International Classes:
B42D5/04
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