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Patent Searching and Data


Title:
EASY-PEEL EASY-OPENING PACKAGING BAG AND PACKAGE
Document Type and Number:
Japanese Patent JP2013112356
Kind Code:
A
Abstract:

To provide an easy-peel easy-opening packaging bag and a package basically different in the mechanism from that of the conventional technology, capable of reliably peeling and tearing the bag and smoothly opening the bag even when general customers of unspecified number handle it.

Easy-peel lines (LA), (LB) are formed in an area (O) of an opening part side of a bag (1) with its surface side and its back side being formed of laminate sheets (1A), (1B). The easy-peel line (LA) provided on the laminate sheet (1A) side is formed in straight single lines (m), (m) on both end sides. An intermediate section is formed in closed branch lines (n1, n2) consisting of an upward convex curve (n1) and a downward convex curve (n2). The representative example of the easy-peel line (LB) provided on the laminate sheet (1B) is a straight single line (M).


Inventors:
MURAKAMI TAKUKO
EGAWA SAYAKA
Application Number:
JP2011258612A
Publication Date:
June 10, 2013
Filing Date:
November 28, 2011
Export Citation:
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Assignee:
MEIWA PAX CO LTD
International Classes:
B65D33/00; B65D77/38
Attorney, Agent or Firm:
Seiro Oishi