Title:
HARD BAG
Document Type and Number:
Japanese Patent JP2010004926
Kind Code:
A
Abstract:
To provide an ultralight weight and high-strength hard bag strong to shock when being dropped which has not been attained up to now.
In the hard bag 1, the body shell 2 and the lid body shell 3 of the bag are formed of a fiber-reinforced resin composite material constituted by impregnating a plurality of layers of reinforcing fiber clothes with a thermosetting resin and a body shell-side sash 4 and a lid body shell-side sash 5 are formed of a thermoplastic resin, and the ratio (W/V) of the sum (W) of masses of the body shell 2, the lid body shell 3, the body shell-side sash 4, and the lid body shell-side sash 5 to the sum (V) of the internal volumes of the body shell 2 and lid body shell 3 is 42 g/L or less.
Inventors:
NAKAZAWA SADAMITSU
KOSUGE KAZUHIKO
SUGAWARA TOSHIHIDE
MIYAZAKI AKITO
KOSUGE KAZUHIKO
SUGAWARA TOSHIHIDE
MIYAZAKI AKITO
Application Number:
JP2008164318A
Publication Date:
January 14, 2010
Filing Date:
June 24, 2008
Export Citation:
Assignee:
YAMANI & CO LTD
TORAY DU PONT KK
MARUHACHI KK
TECH CO LTD A
TORAY DU PONT KK
MARUHACHI KK
TECH CO LTD A
International Classes:
A45C5/02
Domestic Patent References:
| JPH08336412A | 1996-12-24 | |||
| JPS59177006A | 1984-10-06 | |||
| JPH093281A | 1997-01-07 | |||
| JPH06264324A | 1994-09-20 | |||
| JP2007283758A | 2007-11-01 |
Attorney, Agent or Firm:
Mitsuko Nakayama