Title:
METHOD OF OPENING FASTENER OF OPENING PART OF PACKAGING BAG FOR FOOD PRODUCT OR THE LIKE
Document Type and Number:
Japanese Patent JP2017210258
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To easily and appropriately perform an operation and an action for opening a fastener provided on an inner surface side of an opening part of a bag body to open the opening part, in a packaging bag for food products or the like where the bag body for inserting an inserted article has a shape of a hollow bag made of a synthetic resin material sheet and has one side in an opened state as the opening part for putting in and out the inserted article, and a fastener comprising a combination of a female type engaging projection strip and a male type engaging projection strip for sealing the opening part to open and close is provided on the inner side surface of the opening part.SOLUTION: Gathers formed by folding a synthetic resin material sheet are provided in sites in the proximity of a fastener provided on an inner surface side of an opening part on respective outer surface sides of a surface side and a back surface side of a bag body in a manner to cross in a lateral width direction of the bag body. By picking the provided gathers and pulling them in a direction to separate, the engagement of the fastener is cancelled.SELECTED DRAWING: Figure 7
Inventors:
TANAKA SAWAKO
Application Number:
JP2016104368A
Publication Date:
November 30, 2017
Filing Date:
May 25, 2016
Export Citation:
Assignee:
TANAKA SAWAKO
International Classes:
B65D33/00; B65D33/25
Domestic Patent References:
| JP2011140326A | 2011-07-21 |
Attorney, Agent or Firm:
Mitsuo Takahashi
Daisuke Takahashi
Kazuo Shinseki
Daisuke Takahashi
Kazuo Shinseki