Title:
EMBOSSING DEVICE
Document Type and Number:
WIPO Patent Application WO/2007/114032
Kind Code:
A1
Abstract:
An embossing device (1) for imparting irregularities to a sheet-form printing matter
(2) by clamping the printing matter (2) between an emboss roller (15) having an
irregular surface and an opposing roller (16), wherein, in order to set the glossiness
of the surface of the printing matter (2) to up to 60, 1. the interval (d) between
the protrusion of the surface of the emboss roller (15) and the surface of the opposing
roller (16) is set to 50-200 μm, 2. the opposing roller (16) is provided
with an elastic member (21) wound around the outer periphery of a tubular member
(20) with the thickness of the elastic member (21) set to 200-800 μm, 3.
a pressure applied to the printing matter (2) when the printing matter (2) is clamped
is 8-14 Mpa, or, in order to prevent the embossed printing matter (2) from curling,
4. a curling prevention guide, extending along the feeding-out direction of
the printing matter (2) and provided with a gap portion for allowing the printing matter
(2) to pass through in an almost flat form, is provided on the downstream side of
the emboss roller (15) and the opposing roller (16).
Inventors:
HIROTA KENICHI (JP)
NAGASHIMA MASAYUKI (JP)
ETOU MINEAKI (JP)
ANAZAWA TOMOHIKO (JP)
UEDA SATOSHI (JP)
NAGASHIMA MASAYUKI (JP)
ETOU MINEAKI (JP)
ANAZAWA TOMOHIKO (JP)
UEDA SATOSHI (JP)
Application Number:
PCT/JP2007/055432
Publication Date:
October 11, 2007
Filing Date:
March 16, 2007
Export Citation:
Assignee:
DAINIPPON PRINTING CO LTD (JP)
HIROTA KENICHI (JP)
NAGASHIMA MASAYUKI (JP)
ETOU MINEAKI (JP)
ANAZAWA TOMOHIKO (JP)
UEDA SATOSHI (JP)
HIROTA KENICHI (JP)
NAGASHIMA MASAYUKI (JP)
ETOU MINEAKI (JP)
ANAZAWA TOMOHIKO (JP)
UEDA SATOSHI (JP)
International Classes:
B31F1/07; B41M5/382; B41M5/50; B41M5/52; B44B5/00; B44C1/24; B21D22/02; B29C59/04
Foreign References:
| JPH0412835A | 1992-01-17 | |||
| JPS61183360U | 1986-11-15 | |||
| JPH05346745A | 1993-12-27 | |||
| JPH05208773A | 1993-08-20 | |||
| JPS62198857A | 1987-09-02 | |||
| JP2000143067A | 2000-05-23 | |||
| JPH07267454A | 1995-10-17 | |||
| JP2910345B2 | 1999-06-23 |
Other References:
See also references of EP 2008802A4
Attorney, Agent or Firm:
YAMAMOTO, Koji et al. (3rd Floor Oak Building Kyobashi, 16-10, Kyobashi 1-chome, Chuou-k, Tokyo 31, JP)
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