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1. 发明授权

US10976139B2 Igniter assembly and gas generator 有权
公开(公告)号：US10976139B2
公开(公告)日：2021-04-13
申请号：US16769746
申请日：2018-10-23
申请人： DAICEL CORPORATION
发明人： Akifumi Noda , Shinichiro Ukita , Mikio Hirano
IPC分类号： F42B3/107 , B60R21/264 , B60R21/26 , F42C19/08 , F42B3/10 , F42B3/103
摘要： An igniter assembly including, an igniter, a metal collar arranged around the igniter, and a resin joining portion, the collar including, a joining surface portion having an annular surface covered with the resin joining portion, a first joining groove opened in the annular surface and including a first inner circumferential edge that has a first corner portion formed on the entire circumference of the first inner circumferential edge, and a second joining groove opened in an inner wall surface of the first joining groove and including a second inner circumferential edge that has a second corner portion formed on the entire circumference of the second inner circumferential edge, and the joined state being established when the resin joining portion enters the first joining groove and the second joining groove in a state in which the resin joining portion presses the first corner portion and the second corner portion.

2. 发明公开

US20240285000A1 Protection Device 审中-公开
公开(公告)号：US20240285000A1
公开(公告)日：2024-08-29
申请号：US18388640
申请日：2023-11-10
申请人： Daicel Corporation
发明人： Shinichiro Ukita , Shunji Nakai , Masayuki Yamazaki
IPC分类号： A41D13/015 , A42B3/32
CPC分类号： A41D13/015 , A42B3/322
摘要： A protection device worn on a human body and protects a head of the human body includes a base portion attachable to the human body, and a protection unit having a honeycomb structure or a bellows structure, held by the base portion, and being reversibly switchable between a folded orientation in which the protection unit is folded and an unfolded orientation in which the protection unit is unfolded from the folded orientation and thus the protection unit covers the head of the human body, the protection unit being provided with a fixed end fixed to the base portion and a free end not fixed to the base portion, the protection unit is folded in a state where the free end is close to the fixed end, and the protection unit is unfolded around the head while the free end separates from the fixed end.

3. 发明授权

US11685335B2 Igniter assembly and molding method for holding part 有权
公开(公告)号：US11685335B2
公开(公告)日：2023-06-27
申请号：US17435921
申请日：2019-09-26
申请人： DAICEL CORPORATION
发明人： Akifumi Noda , Kenji Fukumoto , Shinichiro Ukita
IPC分类号： B60R21/264 , B60R21/26
CPC分类号： B60R21/2644 , B60R2021/26041 , B60R2021/2648
摘要： An igniter assembly includes an igniter, a collar, and a holding part, a cup body having a cylindrical peripheral wall and a lid wall and a closing part defining an accommodating space with the cup body, the peripheral wall is sectioned, in an axial direction, into a contact region in contact with the closing part and a noncontact region not in contact with the closing part, the holding part includes a base part covering the contact region and a surrounding wall formed continuously to the base part and surrounding the noncontact region, and a fragile part is formed in the holding part between a first area including at least a part of the base part and a second area including a tip end of the surrounding wall, and thus the second area deforms radially outward preferentially when a load is applied to the surrounding wall by the igniter activated.

4. 发明授权

US08585085B2 Gas generator 有权
标题翻译：气体发生器
公开(公告)号：US08585085B2
公开(公告)日：2013-11-19
申请号：US13749537
申请日：2013-01-24
申请人： Daicel Corporation
发明人： Tomoharu Kobayashi , Masayuki Yamazaki , Shinichiro Ukita
IPC分类号： B60R21/26
CPC分类号： C06D5/00 , B60R21/2644 , B60R2021/26011 , B60R2021/2648
摘要： A gas generator includes a diffuser shell and a closure shell, a housing formed by joining the diffuser shell and the closure shell, inside the housing, an ignition device chamber defined by a cup-shaped container, a combustion chamber enclosing the ignition device chamber, an annular or flat plate-shaped filter facing the top plate, a retainer supporting the filter, the retainer including a bottom surface and a cylindrical wall surface extending from an outer circumferential edge of the bottom surface, the cylindrical wall surface having a gas passage, the retainer being fixed by the cylindrical wall against a circumferential wall plate. During actuation, when the housing is deformed the retainer and the filter move to abut the top plate of the diffuser shell, combustion gas passes through the filter and the gas passage to be discharged from the gas discharge port.
摘要翻译：气体发生器包括扩散器壳体和闭合壳体，通过将壳体内的扩散器壳体和封闭壳体接合而形成的壳体，由杯状容器限定的点火装置室，封闭点火装置室的燃烧室，面对顶板的环形或平板状过滤器，支撑过滤器的保持器，保持器包括底表面和从底表面的外周边缘延伸的圆柱形壁表面，圆柱形壁表面具有气体通道，保持器被圆柱形壁固定在一个圆周壁板上。在致动期间，当壳体变形时，保持器和过滤器移动以抵靠扩散器壳体的顶板，燃烧气体通过过滤器和气体通道以从气体排出口排出。

5. 发明申请

US20220410833A1 AIRBAG DEVICE AND VEHICLE SEAT 有权
公开(公告)号：US20220410833A1
公开(公告)日：2022-12-29
申请号：US17778117
申请日：2020-10-12
申请人： DAICEL CORPORATION
发明人： Shinichiro Ukita , Tomoki Hashizume , Kenji Fukumoto , Masayuki Yamazaki , Nobuyuki Katsuda
IPC分类号： B60R21/207 , B60R21/261 , B60R21/233 , B60R21/231
摘要： An airbag device includes a seat frame that forms a skeleton of a vehicle seat on which an occupant of a vehicle sits; an airbag that is disposed on a backrest portion that supports a back of the occupant in the vehicle seat and that is deployed by supply of gas; and a gas generator that is disposed at a seating surface portion that supports buttocks of the occupant in the vehicle seat and that generates gas to be supplied to the airbag; where a part that is a portion of the seat frame and includes at least a portion of a back frame forming a skeleton of the backrest portion, is formed as a flow tube that connects to the airbag to supply gas generated by the gas generator to the airbag.

6. 发明授权

US10589710B2 Gas generator 有权
公开(公告)号：US10589710B2
公开(公告)日：2020-03-17
申请号：US16064315
申请日：2017-01-24
申请人： DAICEL CORPORATION
发明人： Shinichiro Ukita , Katsuhiro Imoto
IPC分类号： B60R21/272 , B60R21/274 , B60R21/217 , B60R21/26
摘要： A gas generator includes: an ignition device chamber arranged at one end opening of a housing; a diffuser portion provided with a gas discharge port and arranged at another end opening; a pressurized gas chamber arranged between the ignition device chamber and the diffuser portion; a first rupturable plate closing the one end opening between the ignition device chamber and the chamber; a second rupturable plate closing the other end opening between the chamber and the diffuser portion; an igniter and a molded article of a gas generating agent accommodated in the ignition device chamber; a gas charged in the chamber; and an amount A (J/msec) of energy generated per unit time by the gas generating agent, a cross-sectional area B (cm2) of the chamber at a portion proximate to the ignition device chamber, and a density C (g/cm3) of the gas satisfy A/B×C=320 to 490.

7. 发明授权

US08870221B2 Gas generator 有权
标题翻译：气体发生器
公开(公告)号：US08870221B2
公开(公告)日：2014-10-28
申请号：US13900348
申请日：2013-05-22
申请人： Daicel Corporation
发明人： Shinichiro Ukita , Naoki Matsuda
IPC分类号： B60R21/26 , B60R21/264 , C06D5/00
CPC分类号： C06D5/00 , B60R21/2644 , B60R2021/2648
摘要： The present invention provides a gas generator including: a housing including an inner cylindrical member for defining an ignition chamber therein, a first combustion chamber and a second combustion chamber provided outside the inner cylindrical member and being charged with the first and second gas generating agents, respectively, a plenum chamber located between the first combustion chamber and the second combustion chamber and being defined by the partition member, a first communication nozzle and a second communication nozzle provided in the inner cylindrical member, an axial position of the first communication nozzle being adjusted to be farther away from the plenum chamber than an axial position of the second communication nozzle, a first gas generating agent to be burn up earlier than a second gas generating agent.
摘要翻译：本发明提供一种气体发生器，包括：壳体，包括用于在其中限定点火室的内圆柱形构件，设置在内圆柱形构件外部并且装有第一和第二气体发生剂的第一燃烧室和第二燃烧室，分别设置在第一燃烧室和第二燃烧室之间并由分隔构件限定的增压室，设置在内部圆柱形构件中的第一连通喷嘴和第二连通喷嘴，第一连通喷嘴的轴向位置被调整比第二连通喷嘴的轴向位置更远离充气室，比第二气体发生剂早燃烧的第一气体发生剂。

8. 发明授权

US08801034B2 Gas generator for restraining device 有权
标题翻译：用于限制装置的气体发生器
公开(公告)号：US08801034B2
公开(公告)日：2014-08-12
申请号：US14070153
申请日：2013-11-01
申请人： Daicel Corporation
发明人： Shinichiro Ukita
IPC分类号： B60R21/264 , B60R21/26
CPC分类号： B60R21/264 , B60R21/26 , B60R2021/26011 , B60R2021/2648
摘要： A gas generator includes, a housing, an ignition device chamber, a combustion chamber, a filter facing a top plate of the housing, and a retainer supporting the filter and having first and second retainers. The first retainer includes a filter support abutting a lower surface of the filter, an annular wall positioned at outer circumference of the filter support, a plate portion extending outward from the annular wall, and a tubular wall extending axially from the plate portion, and the second retainer includes a support surface supporting the outer circumferential surface, and a support bottom extending inward from the support surface. The support bottom is positioned between the plate portion and the lower surface and that an inner circumferential edge of the support bottom abuts the annular wall surface. At least a part of the lower surface and the outer circumferential surface is supported by the first and second retainers.
摘要翻译：气体发生器包括：壳体，点火装置室，燃烧室，面向壳体顶板的过滤器和支撑过滤器并具有第一和第二保持器的保持器。第一保持器包括邻接过滤器的下表面的过滤器支撑件，位于过滤器支撑件的外圆周处的环形壁，从环形壁向外延伸的板部分和从板部分轴向延伸的管状壁，第二保持器包括支撑外周表面的支撑表面和从支撑表面向内延伸的支撑底部。支撑底部位于板部分和下表面之间，并且支撑底部的内周边缘邻接环形壁表面。下表面和外周表面的至少一部分由第一和第二保持器支撑。

9. 发明授权

US08714091B2 Gas generator 有权
标题翻译：气体发生器
公开(公告)号：US08714091B2
公开(公告)日：2014-05-06
申请号：US13794120
申请日：2013-03-11
申请人： Daicel Corporation
发明人： Tomoharu Kobayashi , Masayuki Yamazaki , Shinichiro Ukita
IPC分类号： C06D5/00 , B60R21/26
CPC分类号： C06D5/00 , B60R21/2644 , B60R2021/26011 , B60R2021/2648
摘要： A gas generator includes, a housing integrated at an upper circumferential wall plate and a lower circumferential wall plate, an ignition device chamber defined by a cup-shaped container disposed at a bottom plate of the housing, a combustion chamber surrounding the ignition device chamber, an annular filter facing a top plate of the housing, and a retainer supporting the filter and including an annular bottom surface supporting a lower surface of the filter and a cylindrical wall surface being press-fitted directly or indirectly to a circumferential wall plate of the housing. A circumferential wall of the cup-shaped container in the vicinity of the bottom surface abuts against or is positioned close to an inner circumferential surface of the filter. During activation, when the housing deforms, the annular filter gas-tightly attaches to the top plate of the diffuser shell, and a combustion gas is discharged radially outward through the filter.
摘要翻译：气体发生器包括集成在上周壁板和下周壁板上的壳体，由设置在壳体的底板上的杯形容器限定的点火装置室，围绕点火装置室的燃烧室，面向壳体的顶板的环形过滤器和支撑过滤器的保持器，并且包括支撑过滤器的下表面的环形底表面和直接或间接地压配合到壳体的周壁板的圆柱形壁表面。杯形容器在底面附近的圆周壁邻近过滤器的内周面邻接或定位。在启动期间，当壳体变形时，环形过滤器气密地附接到扩散器壳体的顶板，并且燃烧气体通过过滤器径向向外排出。

10. 发明授权

US08708368B2 Gas generator 有权
标题翻译：气体发生器
公开(公告)号：US08708368B2
公开(公告)日：2014-04-29
申请号：US13793611
申请日：2013-03-11
申请人： Daicel Corporation
发明人： Shinichiro Ukita , Teppei Hanano , Masayuki Yamazaki
IPC分类号： B60R21/26
CPC分类号： C06D5/00 , B60R21/26 , B60R2021/26011 , B60R2021/26076
摘要： The present invention provides a gas generator including a housing provided with a diffuser shell and a closure shell, an ignition device, the diffuser shell being in a substantially cup-like shape and having an annular bent portion obtained by bending a circumferential wall portion at an opening inwardly, the closure shell being in a substantially annular shape having a annular plate portion that includes a annular curved portion projecting toward the inside of the housing, the ignition device being fixed to a central hole in the annular plate portion with a resin, an inner circumferential part of the annular plate portion in the closure shell abutting against the resin, an outer circumferential part of the annular plate portion abutting against and being fixed to the annular bent portion of the diffuser shell.
摘要翻译：本发明提供一种气体发生器，其包括设置有扩散器壳体和封闭壳体的壳体，点火装置，所述扩散器壳体基本上为杯状，并且具有环形弯曲部分，该环形弯曲部分通过在所述封闭壳体是向内开口的，所述封闭壳体具有环形板部分，所述环形板部分包括朝向所述壳体内部突出的环形弯曲部分，所述点火装置用树脂固定到所述环形板部分中的中心孔，封闭壳体中环形板部分的内圆周部分抵靠树脂，环形板部分的外圆周部分邻接并固定到扩散器壳体的环形弯曲部分。

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