JP2007015573A - ガス発生器 - Google Patents
ガス発生器 Download PDFInfo
- Publication number
- JP2007015573A JP2007015573A JP2005199727A JP2005199727A JP2007015573A JP 2007015573 A JP2007015573 A JP 2007015573A JP 2005199727 A JP2005199727 A JP 2005199727A JP 2005199727 A JP2005199727 A JP 2005199727A JP 2007015573 A JP2007015573 A JP 2007015573A
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- JP
- Japan
- Prior art keywords
- retainer
- combustion
- combustion chambers
- gas
- cylindrical housing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
- B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
- B60R21/26—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow
- B60R21/264—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow using instantaneous generation of gas, e.g. pyrotechnic
- B60R21/2644—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow using instantaneous generation of gas, e.g. pyrotechnic using only solid reacting substances, e.g. pellets, powder
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
- B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
- B60R21/26—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow
- B60R21/261—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow with means other than bag structure to diffuse or guide inflation fluid
- B60R2021/2612—Gas guiding means, e.g. ducts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
- B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
- B60R21/26—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow
- B60R21/263—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow using a variable source, e.g. plural stage or controlled output
- B60R2021/2633—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow using a variable source, e.g. plural stage or controlled output with a plurality of inflation levels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
- B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
- B60R21/26—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow
- B60R21/264—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow using instantaneous generation of gas, e.g. pyrotechnic
- B60R21/2644—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow using instantaneous generation of gas, e.g. pyrotechnic using only solid reacting substances, e.g. pellets, powder
- B60R2021/2648—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow using instantaneous generation of gas, e.g. pyrotechnic using only solid reacting substances, e.g. pellets, powder comprising a plurality of combustion chambers or sub-chambers
Abstract
【解決手段】 2つの燃焼室30、50間は隔壁35で分離されている。隔壁35は、ハウジング11に形成された不連続突起61、62により固定されている。2つの燃焼室30、50間の気密性は、2つのリテーナ80、90により確保されている。
【選択図】 図1
Description
前記隔壁が、前記筒状ハウジング内表面に、周方向に不連続で間隔をおいて2列形成された複数の突起により挟持されて固定されており、
前記2つの燃焼室の内、少なくとも一方の燃焼室内にリテーナが圧入されており、前記リテーナが有する壁面が前記筒状ハウジングの内周面に当接されることで前記2つの燃焼室間が気密状態に分離されている、ガス発生器を提供する。
前記伝火チューブが、一端側の開口部は点火手段に接続され、他端側の開口部は前記リテーナに当接されて閉塞されており、前記リテーナに設けられた突起により位置決めされている、請求項1〜4のいずれかに記載のガス発生器を提供する。
11 筒状ハウジング
20 第1点火器
30 第1燃焼室
35 隔壁
50 第2燃焼室
51 第2点火器
61、62 突起
80 第1リテーナ
90 第2リテーナ
Claims (5)
- 筒状ハウジング内に、隔壁で分離され、軸方向に隣接された2つの燃焼室が配置され、前記2つの燃焼室内には、それぞれ点火手段とガス発生剤が収容され、2つの燃焼室ごとにガス排出口を有しており、
前記隔壁が、前記筒状ハウジング内表面に、周方向に不連続で間隔をおいて2列形成された複数の突起により挟持されて固定されており、
前記2つの燃焼室の内、少なくとも一方の燃焼室内にリテーナが圧入されており、前記リテーナが有する壁面が前記筒状ハウジングの内周面に当接されることで前記2つの燃焼室間が気密状態に分離されている、ガス発生器。 - 前記リテーナが、先に作動する燃焼室内又は両方の燃焼室内に配置されている、請求項1記載のガス発生器。
- 前記リテーナが、円板部と前記円板部と一体に形成された外周壁部を有しており、前記円板部が前記隔壁に当接され、前記外周壁部のうち前記円板部と反対側の終端部が少なくとも前記筒状ハウジングの内周面を押圧するように配置されている、請求項1又は2記載のガス発生器。
- 前記2つの燃焼室内には、それぞれ筒状フィルタが配置されており、前記筒状フィルタの少なくとも一方が、前記リテーナに設けられた突起により位置決めされている、請求項1〜3のいずれかに記載のガス発生器。
- 前記2つの燃焼室の内の少なくとも一方には、点火手段から発生した着火エネルギーを伝達するための伝火チューブが配置されており、
前記伝火チューブが、一端側の開口部は点火手段に接続され、他端側の開口部は前記リテーナに当接されて閉塞されており、前記リテーナに設けられた突起により位置決めされている、請求項1〜4のいずれかに記載のガス発生器。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005199727A JP2007015573A (ja) | 2005-07-08 | 2005-07-08 | ガス発生器 |
US11/481,053 US7600783B2 (en) | 2005-07-08 | 2006-07-06 | Gas generator |
DE102006031349.6A DE102006031349B4 (de) | 2005-07-08 | 2006-07-06 | Gaserzeuger |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005199727A JP2007015573A (ja) | 2005-07-08 | 2005-07-08 | ガス発生器 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007015573A true JP2007015573A (ja) | 2007-01-25 |
JP2007015573A5 JP2007015573A5 (ja) | 2008-05-15 |
Family
ID=37562755
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005199727A Pending JP2007015573A (ja) | 2005-07-08 | 2005-07-08 | ガス発生器 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP2007015573A (ja) |
DE (1) | DE102006031349B4 (ja) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009005099A1 (ja) * | 2007-07-04 | 2009-01-08 | Max Co., Ltd. | ガス燃焼式打込み工具 |
WO2010082682A1 (en) | 2009-01-15 | 2010-07-22 | Daicel Chemical Industries, Ltd. | Gas generator for restraining device of vehicle |
WO2010082679A1 (en) * | 2009-01-15 | 2010-07-22 | Daicel Chemical Industries, Ltd. | Gas generator for restraining device of vehicle |
US8424909B2 (en) | 2009-01-15 | 2013-04-23 | Daicel Chemical Industries, Ltd. | Gas generator for restraining device of vehicle |
US8424908B2 (en) | 2009-01-15 | 2013-04-23 | Daicel Chemical Industries, Ltd. | Gas generator for restraining device of vehicle |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4001750A (en) | 1975-09-02 | 1977-01-04 | S & C Electric Company | Corrosion resistant means in exhaust control device for circuit interrupting devices |
JP3100707B2 (ja) | 1990-11-28 | 2000-10-23 | デイナミート ノーベル アクチエンゲゼルシヤフト | 膨らませ可能な衝突クッションのためのガス発生器 |
JP3772570B2 (ja) | 1999-02-12 | 2006-05-10 | タカタ株式会社 | ガス発生器、その容器及び容器の製造方法 |
US6547277B1 (en) | 1999-02-26 | 2003-04-15 | Automotive Systems Laboratory, Inc. | Two chamber gas generator |
JP2003226221A (ja) | 2002-02-07 | 2003-08-12 | Takata Corp | インフレータ及びそのクロージャ固定構造 |
-
2005
- 2005-07-08 JP JP2005199727A patent/JP2007015573A/ja active Pending
-
2006
- 2006-07-06 DE DE102006031349.6A patent/DE102006031349B4/de active Active
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009005099A1 (ja) * | 2007-07-04 | 2009-01-08 | Max Co., Ltd. | ガス燃焼式打込み工具 |
US8602283B2 (en) | 2007-07-04 | 2013-12-10 | Max Co., Ltd. | Gas combustion type driving tool |
WO2010082682A1 (en) | 2009-01-15 | 2010-07-22 | Daicel Chemical Industries, Ltd. | Gas generator for restraining device of vehicle |
WO2010082679A1 (en) * | 2009-01-15 | 2010-07-22 | Daicel Chemical Industries, Ltd. | Gas generator for restraining device of vehicle |
US8424909B2 (en) | 2009-01-15 | 2013-04-23 | Daicel Chemical Industries, Ltd. | Gas generator for restraining device of vehicle |
US8424908B2 (en) | 2009-01-15 | 2013-04-23 | Daicel Chemical Industries, Ltd. | Gas generator for restraining device of vehicle |
US8434783B2 (en) | 2009-01-15 | 2013-05-07 | Daicel Chemical Industries, Ltd. | Gas generator for restraining device of vehicle |
US8720944B2 (en) | 2009-01-15 | 2014-05-13 | Daicel Chemical Industries, Ltd. | Gas generator for restraining device of vehicle |
Also Published As
Publication number | Publication date |
---|---|
DE102006031349B4 (de) | 2021-12-30 |
DE102006031349A1 (de) | 2007-01-11 |
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