Title:
CUTTING BLADE FOR BAG-MAKING DEVICE, BAG-MAKING DEVICE, METHOD OF MANUFACTURING PACKAGING BAG, AND PACKAGING BAG MANUFACTURED USING THE BAG-MAKING METHOD
Document Type and Number:
WIPO Patent Application WO/2000/069621
Kind Code:
A1
Abstract:
A cutting blade (5) for bag-making device, comprising cutting edges (5A) formed along the cutting direction of a package bag and notch-making edges (5B) formed perpendicular to the cutting direction and on both sides of the cutting edges (5A), wherein the package bag is cut by the cutting edges (5A) and notches are formed accurately without displacing a film to one side in notch making, whereby a facilitated unpacking is available.
Inventors:
GOTO SHUICHI (JP)
OGURA SHOJI (JP)
OGURA SHOJI (JP)
Application Number:
PCT/JP2000/003175
Publication Date:
November 23, 2000
Filing Date:
May 18, 2000
Export Citation:
Assignee:
IDEMITSU PETROCHEMICAL CO (JP)
OGURA KOGYO CO LTD (JP)
GOTO SHUICHI (JP)
OGURA SHOJI (JP)
OGURA KOGYO CO LTD (JP)
GOTO SHUICHI (JP)
OGURA SHOJI (JP)
International Classes:
B65D33/00; B26D1/00; B26D3/12; B31B23/14; (IPC1-7): B31B23/14; B26D1/08; B31B1/22; B65D33/00
Foreign References:
| JPH09123085A | 1997-05-13 | |||
| JPH0350761U | 1991-05-17 | |||
| JPH02148947U | 1990-12-18 |
Attorney, Agent or Firm:
Kinoshita, Jitsuzo (3rd floor Ogikubo TM Building 26-13 Ogikubo
5-chome Suginami-ku Tokyo, JP)
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