JP7215064B2 - 乗員保護装置 - Google Patents
乗員保護装置 Download PDFInfo
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- JP7215064B2 JP7215064B2 JP2018196107A JP2018196107A JP7215064B2 JP 7215064 B2 JP7215064 B2 JP 7215064B2 JP 2018196107 A JP2018196107 A JP 2018196107A JP 2018196107 A JP2018196107 A JP 2018196107A JP 7215064 B2 JP7215064 B2 JP 7215064B2
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- 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
- B60R21/20—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components
- B60R21/207—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components in vehicle seats
-
- 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
- B60R21/23—Inflatable members
- B60R21/231—Inflatable members characterised by their shape, construction or spatial configuration
- B60R21/233—Inflatable members characterised by their shape, construction or spatial configuration comprising a plurality of individual compartments; comprising two or more bag-like members, one within the other
-
- 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
- B60R21/20—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/24—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles
- B60N2/42—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles the seat constructed to protect the occupant from the effect of abnormal g-forces, e.g. crash or safety seats
- B60N2/4207—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles the seat constructed to protect the occupant from the effect of abnormal g-forces, e.g. crash or safety seats characterised by the direction of the g-forces
- B60N2/4214—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles the seat constructed to protect the occupant from the effect of abnormal g-forces, e.g. crash or safety seats characterised by the direction of the g-forces longitudinal
- B60N2/4228—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles the seat constructed to protect the occupant from the effect of abnormal g-forces, e.g. crash or safety seats characterised by the direction of the g-forces longitudinal due to impact coming from the rear
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/24—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles
- B60N2/42—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles the seat constructed to protect the occupant from the effect of abnormal g-forces, e.g. crash or safety seats
- B60N2/427—Seats or parts thereof displaced during a crash
- B60N2/42727—Seats or parts thereof displaced during a crash involving substantially rigid displacement
- B60N2/42745—Seats or parts thereof displaced during a crash involving substantially rigid displacement of the back-rest
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/24—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles
- B60N2/42—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles the seat constructed to protect the occupant from the effect of abnormal g-forces, e.g. crash or safety seats
- B60N2/427—Seats or parts thereof displaced during a crash
- B60N2/42772—Seats or parts thereof displaced during a crash characterised by the triggering system
- B60N2/4279—Seats or parts thereof displaced during a crash characterised by the triggering system electric or electronic triggering
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- 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
- B60R21/20—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components
- B60R21/205—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components in dashboards
-
- 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
- B60R21/23—Inflatable members
- B60R21/231—Inflatable members characterised by their shape, construction or spatial configuration
-
- 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
- B60R21/23—Inflatable members
- B60R21/231—Inflatable members characterised by their shape, construction or spatial configuration
- B60R21/2334—Expansion control features
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- 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
- B60R21/23—Inflatable members
- B60R21/239—Inflatable members characterised by their venting means
-
- 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
-
- 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
- B60R21/276—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 to vent the inflation fluid source, e.g. in case of overpressure
-
- 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
- B60R2021/0002—Type of accident
- B60R2021/0011—Rear collision or recoiling bounce after frontal collision
-
- 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
- B60R2021/003—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks characterised by occupant or pedestian
- B60R2021/0039—Body parts of the occupant or pedestrian affected by the accident
- B60R2021/0048—Head
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- 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
- B60R21/23—Inflatable members
- B60R21/231—Inflatable members characterised by their shape, construction or spatial configuration
- B60R2021/23153—Inflatable members characterised by their shape, construction or spatial configuration specially adapted for rear seat passengers
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- 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
- B60R21/23—Inflatable members
- B60R21/231—Inflatable members characterised by their shape, construction or spatial configuration
- B60R21/233—Inflatable members characterised by their shape, construction or spatial configuration comprising a plurality of individual compartments; comprising two or more bag-like members, one within the other
- B60R2021/23324—Inner walls crating separate compartments, e.g. communicating with vents
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Air Bags (AREA)
- Seats For Vehicles (AREA)
Description
(構成)
図1に、本実施形態に係る乗員保護装置10が適用された車両12を示す。本実施形態の車両12は、自動運転車であって、自動運転中においては運転者を必要としない。図1に示されるように、車両12において車室14の車両前方側には、ウインドシールドとしてのフロントウインドシールドガラス(以下、単に「フロントガラス」とする。)16と、ダッシュボード18とが配置されている。フロントガラス16は、車幅方向において対を成すピラー(図示省略)の間に配置されており、車両前方側に向かうにつれて車両下方側へ傾斜している。ダッシュボード18は、フロントガラス16の下端付近から、車両前後方向に沿って車両後方側に延びる上壁部18Aと、上壁部18Aの車両後方側の端部から車両後方側に向かうにつれて車両下方側へ傾斜する壁部である後壁部18Bと、を含んでいる。
次に本実施形態の乗員保護装置10の作用について説明する。
第2の実施形態の乗員保護装置10Aは、第1の実施形態の乗員保護装置10に対して後方エアバッグの形状が相違する。以下、第1の実施形態との相違点について説明する。なお、第1の実施形態と同一の構成には同一の符号を付しており、説明は省略する。
図5及び図6に示されるように、本実施形態の乗員保護装置10Aにおけるエアバッグ装置30Aは、後方エアバッグ32Aと、インフレータ36と、を含んで構成されている。後方エアバッグ32Aは、シートバック24及びヘッドレスト26のシート後方側に膨張展開するシート展開部40と、ヘッドレスト26よりもシート上方側に膨張展開する上部展開部42と、を備えている。上部展開部42は、シート展開部40のシート上方側においてシート展開部40に対して接続されている。本実施形態の後方エアバッグ32Aは、例えばナイロン系又はポリエステル系の布材で形成された2枚の基布を互いに重ね合わせて縫製することで、シート展開部40と上部展開部42とが一体化された袋状に形成されている。
次に本実施形態の乗員保護装置10Aの作用について説明する。
第3の実施形態の乗員保護装置10Bは、第1の実施形態の乗員保護装置10に対してエアバッグ装置の収納場所が相違する。以下、第1の実施形態との相違点について説明する。なお、第1の実施形態と同一の構成には同一の符号を付しており、説明は省略する。
図8に示されるように、本実施形態の乗員保護装置10Bにおけるエアバッグ装置30Bは、後方エアバッグ32Bと、インフレータ36Bと、ECU50と、を含んで構成されている。
次に本実施形態の乗員保護装置10Bの作用について説明する。
各実施形態の乗員保護装置10、10A、10Bは、乗員Pが後向きとなるように設置された前席シート20に適用されるが、乗員Pが前向きとなるように設置された後席シートに適用してもよい。なお、この場合の後席シートは、シート後方側の面がパーティションパネル(隔壁)やリヤガラスと対向していることが前提である。この場合の乗員保護装置は、車両12が車両後方側から衝突された場合に後席シートに着座した乗員Pが受ける衝撃を緩和することができる。
14 車室
16 フロントガラス(ウインドシールド)
18 ダッシュボード
18B 後壁部(壁部)
20 前席シート(シート)
24 シートバック
26 ヘッドレスト
30、30A、30B エアバッグ装置
32、32A、32B 後方エアバッグ(エアバッグ)
34 ベントホール
36、36B インフレータ
40 シート展開部
42 上部展開部
44 隔壁
46 逆止弁
P 乗員
C 胸部
H 頭部
Claims (6)
- 乗員が車両の後向きとなるように設置され、シートバックの車両前方側の面が車室の前部に設けられたダッシュボードの後壁部と対向するように配置された前席シートと、
前記後壁部又は前記シートバックに設けられ、前記後壁部と前記シートバックとの間に膨張展開することで前記シートバックを支持するエアバッグと、
前記前席シートに着座した乗員が車両前方側へ慣性移動する衝突が検知又は予知された場合に前記エアバッグに供給するガスを発生させるインフレータと、
前記エアバッグのシート幅方向側の面に設けられ、前記エアバッグ内の前記ガスを外部へ排気するベントホールと、
を備え、
前記ダッシュボードは、フロントウインドシールドガラスの下端部付近から車両後方側へ延びる上壁部と、該上壁部の車両後方側の端部から車両後方側へ向かうにつれて車両下方側へ傾斜する前記後壁部と、を含み、
前記エアバッグは、
前記シートバックを含む前記前席シートを支持するシート展開部と、
前記シート展開部の車両上方側に接続され、前記乗員の頭部の車両上方側において、前記フロントウインドシールドガラスに沿って前記乗員の頭部の車両後方側まで膨張展開する上部展開部と、
前記シート展開部と前記上部展開部とを仕切る隔壁と、
前記隔壁に設けられ、前記シート展開部から前記上部展開部への前記ガスの流れのみを許容する逆止弁と、
を有し、
前記ベントホールは、前記上部展開部に設けられている乗員保護装置。 - 前記ベントホールは、側面視において、前記乗員の最大移動時に、前記前席シートのヘッドレストよりも前記乗員側であって、前記乗員の頭部と前記フロントウインドシールドガラスとの間に位置する請求項1に記載の乗員保護装置。
- 前記隔壁及び前記逆止弁は、側面視において、前記シート展開部の膨張展開時に、前記前席シートと前記フロントウインドシールドガラスとの間に位置する請求項1又は請求項2に記載の乗員保護装置。
- 前記エアバッグは、前記シートバックにおける前記乗員の胸部に対応する領域に膨張展開するとともに、前記乗員の最大移動時において、前記前席シートのヘッドレストよりもシート幅方向外側に膨張展開する請求項1~請求項3の何れか1項に記載の乗員保護装置。
- 膨張展開前の前記エアバッグと前記インフレータとは、前記シートバックの内部に収納されている請求項1~請求項4の何れか1項に記載の乗員保護装置。
- 膨張展開前の前記エアバッグと前記インフレータとは、前記後壁部の内部に収納されている請求項1~請求項4の何れか1項に記載の乗員保護装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018196107A JP7215064B2 (ja) | 2018-10-17 | 2018-10-17 | 乗員保護装置 |
EP19196787.6A EP3640093B1 (en) | 2018-10-17 | 2019-09-11 | Occupant protection system |
US16/568,522 US11066038B2 (en) | 2018-10-17 | 2019-09-12 | Occupant protection system |
CN201910915570.6A CN111137238B (zh) | 2018-10-17 | 2019-09-26 | 乘员保护装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018196107A JP7215064B2 (ja) | 2018-10-17 | 2018-10-17 | 乗員保護装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2020062960A JP2020062960A (ja) | 2020-04-23 |
JP7215064B2 true JP7215064B2 (ja) | 2023-01-31 |
Family
ID=67928755
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2018196107A Active JP7215064B2 (ja) | 2018-10-17 | 2018-10-17 | 乗員保護装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US11066038B2 (ja) |
EP (1) | EP3640093B1 (ja) |
JP (1) | JP7215064B2 (ja) |
CN (1) | CN111137238B (ja) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7035958B2 (ja) * | 2018-10-29 | 2022-03-15 | トヨタ自動車株式会社 | 車両用乗員保護装置 |
US10882487B2 (en) * | 2019-02-27 | 2021-01-05 | Ford Global Technologies, Llc | Airbag with selectively releasable external vent |
US10981529B2 (en) * | 2019-05-10 | 2021-04-20 | GM Global Technology Operations LLC | Energy absorption device for an occupant in vehicle seat |
EP3825176A1 (en) * | 2019-11-21 | 2021-05-26 | Volvo Car Corporation | Rearward-facing seat with safety reinforcement |
US11325556B2 (en) * | 2020-09-15 | 2022-05-10 | Ford Global Technologies, Llc | Vehicle airbag |
CN112440843B (zh) * | 2020-11-13 | 2024-06-14 | 南京理工大学 | 一种绳式能量隔断缓冲装置及座椅 |
US11396268B1 (en) * | 2021-01-21 | 2022-07-26 | Autoliv Asp, Inc. | Seatback-mounted rear airbag assemblies |
US11607980B2 (en) * | 2021-02-10 | 2023-03-21 | Ford Global Technologies, Llc | Seat assembly with deployable panel |
US11518336B2 (en) * | 2021-04-09 | 2022-12-06 | Ford Global Technologies, Llc | Bulkhead mounted inflatable device |
US11858446B2 (en) * | 2021-04-22 | 2024-01-02 | Ford Global Technologies, Llc | Seatback-mounted airbag |
KR20230102826A (ko) * | 2021-12-30 | 2023-07-07 | 현대자동차주식회사 | 차량의 에어백 전개 시스템 및 그 방법 |
Citations (7)
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US20010052692A1 (en) | 2000-05-25 | 2001-12-20 | Bayerische Motoren Werke Aktiengesellschaft. | Head protection system for occupants of motor vehicles |
JP2006008016A (ja) | 2004-06-28 | 2006-01-12 | Mazda Motor Corp | エアバッグ装置 |
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US11066038B2 (en) | 2021-07-20 |
EP3640093A1 (en) | 2020-04-22 |
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JP2020062960A (ja) | 2020-04-23 |
CN111137238B (zh) | 2022-11-04 |
CN111137238A (zh) | 2020-05-12 |
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