Title:
緩衝シートおよびその製造方法
Document Type and Number:
Japanese Patent JP7022787
Kind Code:
B2
Abstract:
A cushioning sheet includes: main support parts extending in a reference direction and arranged with at least a part of a wide surface in contact with a first member and a narrow surface facing the wide surface back-to-back in contact with a second member; and a band-shaped connection part connecting the adjacent main support parts and arranged in contact with the first member and at a distance from the second member. A main recess extending in the reference direction and opening toward the first member is formed in a central part of the wide surface of the main support part in a width direction. A sub-recess extending in the reference direction, opening toward at least one of the first member and the second member, and having an opening width smaller than the main recess is formed in a boundary portion between the main support parts and the connection part.
Inventors:
Keiji Makino
Eiji Tanaka
Eiji Tanaka
Application Number:
JP2020112903A
Publication Date:
February 18, 2022
Filing Date:
June 30, 2020
Export Citation:
Assignee:
Sumitomo Riko Co., Ltd.
International Classes:
B65D81/05; B29C48/00; B29C48/12; H01M50/20
Domestic Patent References:
| JP2017126430A | ||||
| JP2017183071A | ||||
| JP201569768A | ||||
| JP2016192520A |
Attorney, Agent or Firm:
Patent Business Corporation Aichi International Patent Office
Patent business corporation Kyoritsu
Patent business corporation Kyoritsu