PRINTER AND PLATEN ROLLER FOR PRINTER

Title:

PRINTER AND PLATEN ROLLER FOR PRINTER

Document Type and Number:

WIPO Patent Application WO/2012/086190

Kind Code:

A1

Abstract:

[Problem] Provided are a printer and a platen roller for a printer capable of uniformly applying an appropriate pressure upon printing, with a simple structure, even if a print paper comprises a first sheet and a second sheet laminated on the first sheet with a gap from the first sheet. [Solution] A printer (1) is provided with: a transfer unit (3) capable of transferring a print paper which comprises a first sheet (50) and a second sheet (51) laminated on the first sheet (50) with a gap (58) from the first sheet (50); and a print unit (5) for printing on the print paper: wherein the print unit (5) comprises a thermal head (18) and a platen roller (17) which is arranged to be opposed to the thermal head (18): and the platen roller (17) comprises a shaft (30) supported to be rotatable in the direction intersecting the transfer direction of the print paper, a cylindrical main roller (31) arranged on the shaft (30), and a projection (32) projecting outward in the radial direction of the main roller (31) and pressing the gap (58) of the print paper to fill the gap (58).

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Inventors:

OTSUKA MASANORI (JP)
MOGI MARIKO (JP)

Application Number:

PCT/JP2011/007126

Publication Date:

June 28, 2012

Filing Date:

December 20, 2011

Export Citation:

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Assignee:

SATO HOLDINGS KK (JP)
SATO CHISHIKI ZAISAN KENKYUSYO (JP)
OTSUKA MASANORI (JP)
MOGI MARIKO (JP)

International Classes:

B41J11/04; B41J2/32; B41J3/62

Foreign References:

JP2005272623A	2005-10-06
JP2005231218A	2005-09-02
JP2005161579A	2005-06-23
JPH01139550U	1989-09-25
US5329302A	1994-07-12
JP2005272623A	2005-10-06

Other References: