Title:
PACKAGING BAG
Document Type and Number:
Japanese Patent JP2016104634
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a packaging bag designed to form an outlet by laterally tearing it from a side sealing part, the packaging bag being able to prevent tearing in an unintended direction and able to make it easy to cut off a grip piece.SOLUTION: A packaging bag is formed by heat-sealing a film, has at least a front surface and a back surface, and is designed such that an accommodation space for accommodating contents is defined by being surrounded with the film. The packaging bag comprises: at least right and left side sealing parts 4 and 3; and a partition wall sealing part 8 defining an outlet 7 by use of the one side sealing part 3 and provided so as not to reach the lower end of the accommodation space. The partition wall sealing part 8 is provided with a through-hole 9. The through-hole 9 is composed of an upper portion 9a and a lower portion 9b. The upper portion 9a has an upward tapering shape. The outer edge of the lower portion 9b has an arcuate shape.SELECTED DRAWING: Figure 1
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Inventors:
YAMAMOTO KAZUKI
OTSUKA YASUSHI
OTSUKA YASUSHI
Application Number:
JP2014242763A
Publication Date:
June 09, 2016
Filing Date:
December 01, 2014
Export Citation:
Assignee:
DAINIPPON PRINTING CO LTD
International Classes:
B65D33/38
Domestic Patent References:
| JPS55158847U | 1980-11-14 | |||
| JP2000281090A | 2000-10-10 | |||
| JP2013107654A | 2013-06-06 | |||
| JP2004051103A | 2004-02-19 |
Foreign References:
| US20110064338A1 | 2011-03-17 |
Attorney, Agent or Firm:
Ikuo Doi