Title:
緩衝材、梱包体及び緩衝材の製造方法
Document Type and Number:
Japanese Patent JP6732496
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a cushioning material which has sufficient cushioning performance even if a large packaged article is packaged.SOLUTION: A cushioning material comprising a sheet which surrounds a circumference of a packaged article includes at least a first face, a second face which is connected to the first face via a first folding line, and a third face which is connected to the second face via a second folding line. The first face has a first protrusion which so extends as to be projected further outwards compared with the first folding line, the third face has a second protrusion which so extends as to be projected further outwards compared with the second folding line, and the second face has a reinforcement protrusion, which is projected in a direction crossing the second face, on a portion which forms an outer peripheral surface of the cushioning material.SELECTED DRAWING: Figure 6
Inventors:
Yasushi Watanabe
Mitsuhiro Sato
Mitsuhiro Sato
Application Number:
JP2016069286A
Publication Date:
July 29, 2020
Filing Date:
March 30, 2016
Export Citation:
Assignee:
Canon Inc
International Classes:
B65D81/05; G03G21/16; G03G21/18
Domestic Patent References:
| JP2002225851A | ||||
| JP11130147A | ||||
| JP59038284U | ||||
| JP2013001430A |
Attorney, Agent or Firm:
Takuma Abe
Sogo Kuroiwa
Sogo Kuroiwa