Title:
GAS GENERATOR
Document Type and Number:
WIPO Patent Application WO/2018/003327
Kind Code:
A1
Abstract:
The present invention is a gas generator wherein: one end side of a cylindrical housing has an ignition device chamber blocked by an ignition device including an igniter; a second end side of the cylindrical housing, on the opposite side to the one end in the axial direction, is blocked by a diffuser having a gas discharge port; the space between the diffuser and the ignition device chamber is a pressurized gas-filled chamber filled with pressurized gas serving as a gas source; the space between the ignition device chamber and the pressurized gas-filled chamber is blocked by a first rupture disk; the space between the pressurized gas-filled chamber and the diffuser is blocked by a second rupture disk; a cup-shaped deflector is arranged on the pressurized gas-filled chamber side of the second rupture disk; the cup-shaped deflector has a gas passage in the circumferential surface thereof and has a fragile section in at least either the bottom surface or the circumferential surface thereof; said bottom surface is positioned on the first rupture disk side; the opening covers the second rupture disk; and the circumferential surface is arranged so as to have a cylindrical gap formed between same and the inner circumferential wall surface of the cylindrical housing.
Inventors:
UKITA SHINICHIRO (JP)
KOBAYASHI TOMOHARU (JP)
KOBAYASHI TOMOHARU (JP)
Application Number:
PCT/JP2017/018279
Publication Date:
January 04, 2018
Filing Date:
May 16, 2017
Export Citation:
Assignee:
DAICEL CORP (JP)
International Classes:
B60R21/26; B60R21/268; B60R21/272
Domestic Patent References:
| WO2014126011A1 | 2014-08-21 |
Foreign References:
| JP2012505102A | 2012-03-01 | |||
| JP2011523919A | 2011-08-25 | |||
| JP2016107689A | 2016-06-20 | |||
| JP2014210557A | 2014-11-13 |
Attorney, Agent or Firm:
FURUYA Satoshi (JP)
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