Title:
PACKAGING BAG
Document Type and Number:
WIPO Patent Application WO/2015/105101
Kind Code:
A1
Abstract:
The present invention discloses a packaging bag allowing easy removal of the contents once opened. According to the present invention, a packaging bag (10) in which a first packaging film (14) and a second packaging film (16) are overlaid and the perimeter thereof is sealed is characterized in that designated opening lines (18, 20) to be cut in order to open the packaging bag are specified, the first packaging film and/or the second packaging film have the property of curving when no load is applied, and the designated opening lines are specified such that immediately after the packaging bag is opened along the designated opening lines, at least a part of the opening edge (28) of the first packaging film separates from the opening edge (30) of the second packaging film.
Inventors:
YAMAGUCHI TOSHIRO (JP)
Application Number:
PCT/JP2015/050159
Publication Date:
July 16, 2015
Filing Date:
January 06, 2015
Export Citation:
Assignee:
HISAMITSU PHARMACEUTICAL CO (JP)
International Classes:
B65D75/62
Domestic Patent References:
| WO2013158435A2 | 2013-10-24 | |||
| WO1987001678A1 | 1987-03-26 |
Foreign References:
| JP2011084337A | 2011-04-28 | |||
| JPH0333659Y2 | 1991-07-17 |
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (JP)
Yoshiki Hasegawa (JP)
Yoshiki Hasegawa (JP)
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