Title:
DOWN BLOWOUT-PREVENTING STRUCTURE
Document Type and Number:
Japanese Patent JP2011252249
Kind Code:
A
Abstract:
To provide a down blowout-preventing structure capable of preventing down blowout effectively eliminating the need for down-proof processing while having high air permeability.
A large number of creases 2 are formed on the whole surface of fabrics in side cloth 1 in a down bag in which feather including down and small feather are packed. A plurality of obstruction yarns 3 are extended at an interval of 1-15 mm so as to connect top parts of the creases 2 in the inner face of the down bag.
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Inventors:
IJIMA TAKENORI
Application Number:
JP2010126030A
Publication Date:
December 15, 2011
Filing Date:
June 01, 2010
Export Citation:
Assignee:
IJIMA TAKENORI
MATSUZAKI TOMOYUKI
MATSUZAKI TOMOYUKI
International Classes:
D03D3/08; D03D1/00; D03D15/567; D03D17/00; D04H1/4266; D04H1/4274; D06C23/04; D06J1/00; D06J1/12
Domestic Patent References:
| JP2007126777A | 2007-05-24 | |||
| JP2006346246A | 2006-12-28 | |||
| JP2004225179A | 2004-08-12 |
Attorney, Agent or Firm:
Hideka Tanaka
Kunihiko Shiromura
Tsuyoshi Kumano
Kunihiko Shiromura
Tsuyoshi Kumano