Title:
PACKAGE CUSHIONING MATERIAL
Document Type and Number:
Japanese Patent JP2002104520
Kind Code:
A
Abstract:
To provide a package cushioning material to be filled with air when using wherein a function as a cushion can be kept without entire air leaking even if a part of an air chamber is broken during use.
The package cushioning material comprises (1) a supply path formed of a first film layer and a second film layer, (2) a plurality of insufflation chambers formed of the first film layer and the second film layer, connected at a terminal end of the supply path via a check valve, and (3) a plurality of air chambers formed of the second film layer and a third film layer having fine pores.
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Inventors:
TOOTSU KENJI
Application Number:
JP2000288782A
Publication Date:
April 10, 2002
Filing Date:
September 22, 2000
Export Citation:
Assignee:
NAKAHARA KASEI KK
IDEMITSU PLASTIC KK
IDEMITSU PLASTIC KK
International Classes:
B65D81/07; (IPC1-7): B65D81/07
Attorney, Agent or Firm:
Mitsuteru Soga (7 outside)