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Title:
FAN-SHAPED MEMBER, COVER MEMBER, AND NOTEBOOK
Document Type and Number:
Japanese Patent JP2013163315
Kind Code:
A
Abstract:

To provide a fan-shaped member, a cover member, and a notebook capable of preventing the content from being fully exposed to people on the opposite side even when the cover member and the notebook are unfolded.

A cover member 2 includes: a planar front cover 5; and a planar back cover 6 that is openably and closably connected to the front cover 5 centering on an axial line C that is substantially parallel to one side 5A of the front cover 5; and a fan-shaped member 9 having a fan surface part 8 in which a linear mountain fold 8A and a valley fold 8B are alternatively arranged. One end 8C of the fan surface part 8 that is substantially parallel to the mountain fold 8A and the valley fold 8B is connected with an inner end 5B of the front cover 5 opposing to the back cover 6 to be perpendicular to the one side 5A when the front cover 5 and the back cover 6 are closed. The other end 8D of the fan surface part 8 that is substantially parallel to the mountain fold 8A and the valley fold 8B is connected to the inside of the back cover 6 opposing to the inner end 5B of the front cover 5 to be perpendicular to the one side 5A.


Inventors:
Chi, Seiki
Application Number:
JP2012000027537
Publication Date:
August 22, 2013
Filing Date:
February 10, 2012
Export Citation:
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Assignee:
CHI SEIKI
International Classes:
B42D15/00; B42D3/18
Domestic Patent References:
JP3082382U2001-12-07
JPS60114859U1985-08-03
JPS3633606Y1
JP3023338U1996-04-16
JP2009112465A2009-05-28
Attorney, Agent or Firm:
Kiyoshi Fukazawa