CUSHIONING PACKING BAG - SUN A KAKEN CO LTD

Title:

CUSHIONING PACKING BAG

Document Type and Number:

WIPO Patent Application WO/2002/044054

Kind Code:

A1

Abstract:

A cushioning packing bag, comprising an air feed passage (2) formed of a plastic film overlapped and stuck at a specified position and an air sealing bag (3) continuously connected to one edge of the air feed passage, the sealing bag (3) further comprising a plurality of air compartment sealing bags (4) formed by sticking the sealing bag (3) at a plurality of positions, check valves (5) formed and disposed to allow each compartment sealing bag (4) to communicate with and cut off the feed passage (2), and pleats (6) for forming storage spaces (29) formed by sticking the sealing bag (3) on both sides thereof, for each two rows, in the direction crossing the compartment sealing bags (4), wherein the base body (1) of the cushioning packing bag is folded from both sides in the direction of crossing the compartment sealing bags (4), both side edges (9) and (11) thereof are overlapped with each other, both sides of the compartment sealing bags (4) are stuck with each other, and an opening part (28) is formed at an overlapped portion between the stuck both sides.

Inventors:

TANAKA MIKIO
HOSOKAWA KAZUHIKO
NAKATA SAYURI
TAKECHI YOSHIHITO

Application Number:

PCT/JP2001/010451

Publication Date:

June 06, 2002

Filing Date:

November 29, 2001

Export Citation:

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Assignee:

SUN A KAKEN CO LTD (JP)
MATSUSHITA ELECTRIC IND CO LTD (JP)
YAMATO ESULON CO LTD (JP)

International Classes:

B65D33/02; B65D33/24; B65D81/05; (IPC1-7): B65D81/07

Foreign References:

JPH0744732U	1995-11-28
JPH0654568U	1994-07-26
JPH0635973Y2	1994-09-21
JP2626879B2	1997-07-02
JP2857638B2	1999-02-17
JP2556770Y2	1997-12-08
JPH04121273U	1992-10-29
JP2821670B2	1998-11-05
JP2002037341A	2002-02-06
JP2001240130A	2001-09-04
JPH0635973U	1994-05-13

Other References: