Title:
包装箱
Document Type and Number:
Japanese Patent JP7082026
Kind Code:
B2
Abstract:
To provide a packing box which enables smooth opening of a takeout door.SOLUTION: A packing box 1 comprises: four inner flaps 13 that close the opening of a peripheral wall; four outer flaps that are superposed on the inner flaps 13; and a takeout door 20 that is formed by cutting along a cutting line extending from one end wall 10 over a pair of inner flaps 13 on both sides in an axial direction. The takeout door 20 includes a door body 21 that is formed by a part of one end wall 10 and that swings between an opening position P2 and a closing position about the ridge line (first fold line L1) of the peripheral wall, and a pair of arms 22 that are formed by parts of the pair of inner flaps 13 integrally with the door body 21 and that come into contact with a pair of contact parts 30 during swinging with the door body 21. The contact parts 30 are formed to be more easily bent than the arms 22, and pushed to bend by the arms 22 rotated from the closing position toward the opening position P2.SELECTED DRAWING: Figure 8
Inventors:
Hitoshi Takahira
Shinichiro Nagata
Shinichiro Nagata
Application Number:
JP2018191027A
Publication Date:
June 07, 2022
Filing Date:
October 09, 2018
Export Citation:
Assignee:
Rengo Co., Ltd.
International Classes:
B65D5/74; B65D5/54; B65D5/66
Foreign References:
| US3944128 | ||||
| US20150041363 | ||||
| US3478948 |
Attorney, Agent or Firm:
Akihiko Kitamura
Kazuki Kodama
Kazuki Kodama