WINDING CORE FOR INK RIBBON OF THERMAL TRANSFER PRINTER, INK RIBBON CASSETTE, AND INK RIBBON CASSETTE HOLDING MECHANISM

WIPO Patent Application WO/2003/072366

A1

Cores (202, 203) for winding an ink ribbon comprise a hollow cylinder portion (a), a center hole (206) formed inside the hollow cylinder portion (a), a recess portion (205) formed in the upper end of the hollow cylinder portion (a), and clutch portions (207) provided protrudingly on the recess portions (205), extending radially from the center hole (206) and provided with taper faces. The end of the tapered portion of the clutch portion (207), at the upper end of the core, has a thickness smaller than the base part on the recess portion, and the part on the center side of the core has a thickness smaller than the part on the outer periphery side of the core, so that the tapered portion of the clutch portion (207) is inclined with respect to the direction perpendicular to the recess portion.

MISAWA TAKAHISA (JP)
KATO YUTAKA (JP)

PCT/JP2003/002371

September 04, 2003

February 28, 2003

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MAX CO LTD (JP)
MISAWA TAKAHISA (JP)
KATO YUTAKA (JP)

B41J25/304; B41J31/00; B41J32/00; B41J33/52; (IPC1-7): B41J33/52; B41J25/304; B41J29/54; B41J31/00; B41J32/00

JPH11157192A	1999-06-15
JPS63163954U	1988-10-26
JPH06227103A	1994-08-16
JP2000141799A	2000-05-23
JPS63283971A	1988-11-21
US4687358A	1987-08-18
JPH1029360A	1998-02-03
JPH0362860U	1991-06-19
JPS61133356U	1986-08-20
JPH0732713A	1995-02-03
JPS618160U	1986-01-18
JPH0288275A	1990-03-28

Oguri, Shohei (ARK Mori Building 12-32 Akasaka 1-chome Minato-ku, Tokyo, JP)

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