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Patent Searching and Data


Title:
PACKAGING BAG
Document Type and Number:
Japanese Patent JP2011225221
Kind Code:
A
Abstract:

To provide a packaging bag that softens the touch with lips on its end side where the mouth touches.

One end of the packaging bag 20 in the length direction is formed into a stepped shape with its one side in the width direction protruded, and a lateral seal part 26 is formed in a region ranging from the protruded edge of the protruded part 24 to the inner side edge, and moreover, to a retreating part 25 retreating on the other side in the width direction. Furthermore, a notch 27 for cutting is formed in the vicinity of a root part of the inner side edge of the protruded part 24. A prescribed width region on the outer edge 25A side in the retreating part 25 is made as a non-seal part 30 in which end edges of packaging films F are not welded to each other.


Inventors:
TSUYUKI YOSHIO
Application Number:
JP2010094132A
Publication Date:
November 10, 2011
Filing Date:
April 15, 2010
Export Citation:
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Assignee:
TOYO KIKAI SEISAKUSHO:KK
International Classes:
B65D33/38; B65D33/00
Domestic Patent References:
JP3135151U2007-09-06
JPH04502599A1992-05-14
JPH10101095A1998-04-21
JP3098669U2004-03-11
JP2000177747A2000-06-27
JP2004359259A2004-12-24
JP2005324833A2005-11-24
Foreign References:
US20080056623A12008-03-06
Attorney, Agent or Firm:
Akatsuki Joint Patent Office



 
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