Title:
BOOKLET
Document Type and Number:
WIPO Patent Application WO/2010/013766
Kind Code:
A1
Abstract:
A booklet provided with multiple leaves (2), a spine (4) that joins the bound edges of the leaves (2) with a flexible glue layer (3), and a front cover (5) and a back cover (6), of which the entire surface portions at least are respectively continuous with the entire surface portion of the spine (4). The flexural strength of the spine (4) backed by the glue layer (3) is set so that the spine (4) can bend inward at an acute angle along with the bound edges of the leaves (2) when the center pages of the leaves (2) are opened.
Inventors:
TAMAKI TETSUROU (JP)
KIYOSE TAKAAKI (JP)
TANAKA AKIRA (JP)
ODA TAKASHI (JP)
KIYOSE TAKAAKI (JP)
TANAKA AKIRA (JP)
ODA TAKASHI (JP)
Application Number:
PCT/JP2009/063546
Publication Date:
February 04, 2010
Filing Date:
July 30, 2009
Export Citation:
Assignee:
KOKUYO KK (JP)
TAMAKI TETSUROU (JP)
KIYOSE TAKAAKI (JP)
TANAKA AKIRA (JP)
ODA TAKASHI (JP)
TAMAKI TETSUROU (JP)
KIYOSE TAKAAKI (JP)
TANAKA AKIRA (JP)
ODA TAKASHI (JP)
International Classes:
B42D1/04; B42C11/00
Foreign References:
| JP2001088461A | 2001-04-03 | |||
| JP2004330700A | 2004-11-25 | |||
| JP2003025760A | 2003-01-29 | |||
| JPH11180069A | 1999-07-06 | |||
| JPH10129147A | 1998-05-19 | |||
| JPH10129148A | 1998-05-19 |
Attorney, Agent or Firm:
AKAZAWA, Kazuhiro (6F 617, Manjuya-cho, Karasuma-dori Rokkaku Agaru, Nakagyo-ku, Kyoto-sh, Kyoto 61, JP)
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