Title:
OPENING MAINTAINING TOOL FOR CARDBOARD BOX
Document Type and Number:
Japanese Patent JP2016172573
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide an opening maintaining tool for a cardboard box which can surely keep a lid portion in an open state at the time of a boxing operation of a cardboard box with a simple structure, and has a function of erecting the lid portion on extension lines of side faces of the cardboard box and assembling the lid portion into a cylindrical shape and a function of vertically overlapping the cardboard boxes in the open state.SOLUTION: An opening maintaining tool for a cardboard box is provided with an outside piece 12 having a pair of members positioned at approximately 90° with each other, an upper face 18 continuing to the upper end of the outside piece 12, and an inside piece 22 having a pair of members which continue to the upper face 18 and face the outside piece 12 at predetermined intervals. On the rear face facing the inside piece 22 in the outside piece 12, a rib 26 projecting toward the inside piece 22 is provided.SELECTED DRAWING: Figure 1
Inventors:
SHIMIZU TAKASHI
SHIMIZU DAISUKE
SHIMIZU DAISUKE
Application Number:
JP2015053102A
Publication Date:
September 29, 2016
Filing Date:
March 17, 2015
Export Citation:
Assignee:
SHIMIZU PLASTIC IND CO LTD
International Classes:
B65D5/66; B65D21/02
Domestic Patent References:
| JP2010235192A | 2010-10-21 | |||
| JPH02144536U | 1990-12-07 | |||
| JPH0356521U | 1991-05-30 | |||
| JP2010235192A | 2010-10-21 | |||
| JPH02144536U | 1990-12-07 | |||
| JPH0356521U | 1991-05-30 |
Attorney, Agent or Firm:
Isao Hirosawa
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