JP7014593B2 - 空気入りタイヤ - Google Patents
空気入りタイヤ Download PDFInfo
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- JP7014593B2 JP7014593B2 JP2017250788A JP2017250788A JP7014593B2 JP 7014593 B2 JP7014593 B2 JP 7014593B2 JP 2017250788 A JP2017250788 A JP 2017250788A JP 2017250788 A JP2017250788 A JP 2017250788A JP 7014593 B2 JP7014593 B2 JP 7014593B2
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- JP
- Japan
- Prior art keywords
- tire
- cord
- radial direction
- bead
- rigidity
- 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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C9/00—Reinforcements or ply arrangement of pneumatic tyres
- B60C9/18—Structure or arrangement of belts or breakers, crown-reinforcing or cushioning layers
- B60C9/1807—Structure or arrangement of belts or breakers, crown-reinforcing or cushioning layers comprising fabric reinforcements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C13/00—Tyre sidewalls; Protecting, decorating, marking, or the like, thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C15/00—Tyre beads, e.g. ply turn-up or overlap
- B60C15/0009—Tyre beads, e.g. ply turn-up or overlap features of the carcass terminal portion
- B60C15/0036—Tyre beads, e.g. ply turn-up or overlap features of the carcass terminal portion with high ply turn-up, i.e. folded around the bead core and terminating radially above the point of maximum section width
- B60C15/0045—Tyre beads, e.g. ply turn-up or overlap features of the carcass terminal portion with high ply turn-up, i.e. folded around the bead core and terminating radially above the point of maximum section width with ply turn-up up to the belt edges, i.e. folded around the bead core and extending to the belt edges
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C15/00—Tyre beads, e.g. ply turn-up or overlap
- B60C15/02—Seating or securing beads on rims
- B60C15/024—Bead contour, e.g. lips, grooves, or ribs
- B60C15/0242—Bead contour, e.g. lips, grooves, or ribs with bead extensions located radially outside the rim flange position, e.g. rim flange protectors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C15/00—Tyre beads, e.g. ply turn-up or overlap
- B60C15/06—Flipper strips, fillers, or chafing strips and reinforcing layers for the construction of the bead
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C15/00—Tyre beads, e.g. ply turn-up or overlap
- B60C15/06—Flipper strips, fillers, or chafing strips and reinforcing layers for the construction of the bead
- B60C15/0628—Flipper strips, fillers, or chafing strips and reinforcing layers for the construction of the bead comprising a bead reinforcing layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C15/00—Tyre beads, e.g. ply turn-up or overlap
- B60C15/06—Flipper strips, fillers, or chafing strips and reinforcing layers for the construction of the bead
- B60C15/0628—Flipper strips, fillers, or chafing strips and reinforcing layers for the construction of the bead comprising a bead reinforcing layer
- B60C15/0653—Flipper strips, fillers, or chafing strips and reinforcing layers for the construction of the bead comprising a bead reinforcing layer with particular configuration of the cords in the respective bead reinforcing layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C17/00—Tyres characterised by means enabling restricted operation in damaged or deflated condition; Accessories therefor
- B60C17/0009—Tyres characterised by means enabling restricted operation in damaged or deflated condition; Accessories therefor comprising sidewall rubber inserts, e.g. crescent shaped inserts
- B60C17/0036—Tyres characterised by means enabling restricted operation in damaged or deflated condition; Accessories therefor comprising sidewall rubber inserts, e.g. crescent shaped inserts comprising additional reinforcements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C9/00—Reinforcements or ply arrangement of pneumatic tyres
- B60C9/02—Carcasses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C9/00—Reinforcements or ply arrangement of pneumatic tyres
- B60C9/02—Carcasses
- B60C2009/0215—Partial carcass reinforcing plies, i.e. the plies neither crossing the equatorial plane nor folded around the bead core
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C9/00—Reinforcements or ply arrangement of pneumatic tyres
- B60C9/02—Carcasses
- B60C9/04—Carcasses the reinforcing cords of each carcass ply arranged in a substantially parallel relationship
- B60C2009/0416—Physical properties or dimensions of the carcass cords
- B60C2009/0441—Density in width direction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C9/00—Reinforcements or ply arrangement of pneumatic tyres
- B60C9/02—Carcasses
- B60C9/04—Carcasses the reinforcing cords of each carcass ply arranged in a substantially parallel relationship
- B60C2009/0483—Different cords in the same layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C9/00—Reinforcements or ply arrangement of pneumatic tyres
- B60C9/18—Structure or arrangement of belts or breakers, crown-reinforcing or cushioning layers
- B60C2009/1828—Structure or arrangement of belts or breakers, crown-reinforcing or cushioning layers characterised by special physical properties of the belt ply
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C9/00—Reinforcements or ply arrangement of pneumatic tyres
- B60C9/18—Structure or arrangement of belts or breakers, crown-reinforcing or cushioning layers
- B60C9/1835—Rubber strips or cushions at the belt edges
- B60C2009/1842—Width or thickness of the strips or cushions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C9/00—Reinforcements or ply arrangement of pneumatic tyres
- B60C9/18—Structure or arrangement of belts or breakers, crown-reinforcing or cushioning layers
- B60C9/20—Structure or arrangement of belts or breakers, crown-reinforcing or cushioning layers built-up from rubberised plies each having all cords arranged substantially parallel
- B60C2009/2012—Structure or arrangement of belts or breakers, crown-reinforcing or cushioning layers built-up from rubberised plies each having all cords arranged substantially parallel with particular configuration of the belt cords in the respective belt layers
- B60C2009/2019—Structure or arrangement of belts or breakers, crown-reinforcing or cushioning layers built-up from rubberised plies each having all cords arranged substantially parallel with particular configuration of the belt cords in the respective belt layers comprising cords at an angle of 30 to 60 degrees to the circumferential direction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C15/00—Tyre beads, e.g. ply turn-up or overlap
- B60C15/06—Flipper strips, fillers, or chafing strips and reinforcing layers for the construction of the bead
- B60C15/0628—Flipper strips, fillers, or chafing strips and reinforcing layers for the construction of the bead comprising a bead reinforcing layer
- B60C2015/0642—Flipper strips, fillers, or chafing strips and reinforcing layers for the construction of the bead comprising a bead reinforcing layer between carcass turn-up and bead filler not wrapped around the bead core
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C15/00—Tyre beads, e.g. ply turn-up or overlap
- B60C15/06—Flipper strips, fillers, or chafing strips and reinforcing layers for the construction of the bead
- B60C15/0628—Flipper strips, fillers, or chafing strips and reinforcing layers for the construction of the bead comprising a bead reinforcing layer
- B60C15/0653—Flipper strips, fillers, or chafing strips and reinforcing layers for the construction of the bead comprising a bead reinforcing layer with particular configuration of the cords in the respective bead reinforcing layer
- B60C2015/0664—Flipper strips, fillers, or chafing strips and reinforcing layers for the construction of the bead comprising a bead reinforcing layer with particular configuration of the cords in the respective bead reinforcing layer comprising cords at an angle of 30 to 60 degrees to the circumferential direction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C15/00—Tyre beads, e.g. ply turn-up or overlap
- B60C15/06—Flipper strips, fillers, or chafing strips and reinforcing layers for the construction of the bead
- B60C15/0628—Flipper strips, fillers, or chafing strips and reinforcing layers for the construction of the bead comprising a bead reinforcing layer
- B60C2015/0685—Physical properties or dimensions of the cords, e.g. modulus of the cords
- B60C2015/0689—Cord density in width direction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C15/00—Tyre beads, e.g. ply turn-up or overlap
- B60C15/06—Flipper strips, fillers, or chafing strips and reinforcing layers for the construction of the bead
- B60C2015/0696—Asymmetric bead reinforcement, e.g. arrangement of bead reinforcing layer or apex
Description
踏面を構成するトレッド部と、
前記トレッド部のタイヤ幅方向両側からタイヤ径方向内側に延びる一対のサイドウォール部と、
前記サイドウォール部のタイヤ径方向内側に連なり、タイヤ周方向に環状に連続して延びるビードコアと、前記ビードコアに隣接して前記ビードコアのタイヤ径方向外側に配置されるビードフィラーとが設けられた一対のビード部と
を備え、
前記ビード部および前記サイドウォール部に、タイヤ径方向において、タイヤ内端からタイヤ断面高さの20%以上かつ60%以下の範囲で、タイヤ周方向における単位角度当たりの補強コードの本数である密度が変化し、当該密度が変化した位置の外側が低密度となるように補強コードが配置され、
前記補強コードは、第1コードと、前記第1コードよりもタイヤ径方向における長さが短い第2コードとを含み、
前記第1コードおよび前記第2コードは、タイヤ周方向において交互に配置され、
前記第1コードのタイヤ周方向に対する傾斜角度は、前記第2コードのタイヤ周方向に対する傾斜角度よりも大きく、前記第1コードと前記第2コードが交差している、空気入りタイヤを提供する。
タイヤ径方向において、外側から内側へ順に、前記カーカスプライの折り返し端、前記第1コードの外端、前記ビードフィラーの外端、および前記第2コードの外端が配置されていてもよい。
前記カーカスプライの前記折り返し端のタイヤ径方向高さは、前記第1コードの前記外端のタイヤ径方向高さの1.05倍以上であり、
前記カーカスプライの折り返し端と前記ベルトは、重複しており、前記カーカスプライの折り返し端と前記ベルトの重複量は、20mm以下であってもよい。
10 トレッド部
11 インナーライナー
12 カーカスプライ
12a 折り返し端(端部)
121 第1プライ
121a 折り返し端
122 第2プライ
122a 折り返し端
13 ベルト
14 トレッド補強層
20 サイドウォール部
21 補強コード
21A 第1コード
21a 外端
21B 第2コード
21b 外端
21C 第3コード
22 リムプロテクタ
22a 頂部
30 ビード部
31 ビードコア
32 ビードフィラー
32a 外端
Claims (5)
- 踏面を構成するトレッド部と、
前記トレッド部のタイヤ幅方向両側からタイヤ径方向内側に延びる一対のサイドウォール部と、
前記サイドウォール部のタイヤ径方向内側に連なり、タイヤ周方向に環状に連続して延びるビードコアと、前記ビードコアに隣接して前記ビードコアのタイヤ径方向外側に配置されるビードフィラーとが設けられた一対のビード部と
を備え、
前記ビード部および前記サイドウォール部に、タイヤ径方向において、タイヤ内端からタイヤ断面高さの20%以上かつ60%以下の範囲で、タイヤ周方向における単位角度当たりの補強コードの本数である密度が変化し、当該密度が変化した位置の外側が低密度となるように補強コードが配置され、
前記補強コードは、第1コードと、前記第1コードよりもタイヤ径方向における長さが短い第2コードとを含み、
前記第1コードおよび前記第2コードは、タイヤ周方向において交互に配置され、
前記第1コードのタイヤ周方向に対する傾斜角度は、前記第2コードのタイヤ周方向に対する傾斜角度よりも大きく、前記第1コードと前記第2コードが交差している、空気入りタイヤ。 - 前記ビードコアおよび前記ビードフィラーの周りにタイヤ幅方向内側から外側に折り返して配設された少なくとも1つのカーカスプライをさらに備え、
タイヤ径方向において、外側から内側へ順に、前記カーカスプライの折り返し端、前記第1コードの外端、前記ビードフィラーの外端、および前記第2コードの外端が配置されている、請求項1に記載の空気入りタイヤ。 - 前記トレッド部の内部にタイヤ幅方向に延びるベルトをさらに備え、
前記カーカスプライの前記折り返し端のタイヤ径方向高さは、前記第1コードの前記外端のタイヤ径方向高さの1.05倍以上であり、
前記カーカスプライの折り返し端と前記ベルトは、重複しており、前記カーカスプライの折り返し端と前記ベルトの重複量は、20mm以下である、請求項2に記載の空気入りタイヤ。 - タイヤ径方向において、前記補強コードの最外端は、前記タイヤ内端から前記タイヤ断面高さの30%以上かつ70%以下の範囲に配置されている、請求項1から請求項3のいずれか1項に記載の空気入りタイヤ。
- 前記補強コードのタイヤ周方向に対する傾斜角度は15度以上かつ45度以下である、請求項1から請求項4のいずれか1項に記載の空気入りタイヤ。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017250788A JP7014593B2 (ja) | 2017-12-27 | 2017-12-27 | 空気入りタイヤ |
CN201811450844.0A CN109968906B (zh) | 2017-12-27 | 2018-11-30 | 充气轮胎 |
US16/216,271 US20190193467A1 (en) | 2017-12-27 | 2018-12-11 | Pneumatic tire |
DE102018131901.0A DE102018131901A1 (de) | 2017-12-27 | 2018-12-12 | Luftreifen |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017250788A JP7014593B2 (ja) | 2017-12-27 | 2017-12-27 | 空気入りタイヤ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2019116168A JP2019116168A (ja) | 2019-07-18 |
JP7014593B2 true JP7014593B2 (ja) | 2022-02-01 |
Family
ID=66768040
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017250788A Active JP7014593B2 (ja) | 2017-12-27 | 2017-12-27 | 空気入りタイヤ |
Country Status (4)
Country | Link |
---|---|
US (1) | US20190193467A1 (ja) |
JP (1) | JP7014593B2 (ja) |
CN (1) | CN109968906B (ja) |
DE (1) | DE102018131901A1 (ja) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001130229A (ja) | 1999-11-10 | 2001-05-15 | Bridgestone Corp | 空気入りラジアルタイヤ |
JP2001213126A (ja) | 2000-02-04 | 2001-08-07 | Bridgestone Corp | 空気入りタイヤ |
JP2004352174A (ja) | 2003-05-30 | 2004-12-16 | Sumitomo Rubber Ind Ltd | 空気入りラジアルタイヤ |
DE102004008308A1 (de) | 2004-02-20 | 2005-09-01 | Continental Aktiengesellschaft | Fahrzeugluftreifen und Verfahren zur Herstellung |
JP2012526692A (ja) | 2009-05-12 | 2012-11-01 | コンパニー ゼネラール デ エタブリッスマン ミシュラン | 2つの補強材料を含む補強材及びかかる補強材を有するタイヤ |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5392830A (en) * | 1993-03-10 | 1995-02-28 | General Tire, Inc. | Protective barrier for tire sidewall |
JP2733434B2 (ja) * | 1993-10-27 | 1998-03-30 | 住友ゴム工業株式会社 | 空気入りタイヤ |
JP3665884B2 (ja) * | 1996-08-05 | 2005-06-29 | 東洋ゴム工業株式会社 | 空気入りラジアルタイヤ |
JP3973414B2 (ja) | 2001-12-14 | 2007-09-12 | 横浜ゴム株式会社 | 空気入りラジアルタイヤ |
JP4225453B2 (ja) * | 2002-02-04 | 2009-02-18 | 東洋ゴム工業株式会社 | 空気入りタイヤ |
JP4103107B2 (ja) * | 2002-04-23 | 2008-06-18 | 東洋ゴム工業株式会社 | 空気入りタイヤ |
JP4119686B2 (ja) * | 2002-06-04 | 2008-07-16 | 東洋ゴム工業株式会社 | 空気入りタイヤ |
JP2008222072A (ja) | 2007-03-13 | 2008-09-25 | Bridgestone Corp | 空気入りタイヤ |
JP5479848B2 (ja) | 2009-10-28 | 2014-04-23 | 株式会社ブリヂストン | 空気入りタイヤ |
JP5809909B2 (ja) * | 2011-09-29 | 2015-11-11 | 東洋ゴム工業株式会社 | 空気入りタイヤ |
JP6059490B2 (ja) * | 2012-09-28 | 2017-01-11 | 東洋ゴム工業株式会社 | 空気入りタイヤ |
-
2017
- 2017-12-27 JP JP2017250788A patent/JP7014593B2/ja active Active
-
2018
- 2018-11-30 CN CN201811450844.0A patent/CN109968906B/zh active Active
- 2018-12-11 US US16/216,271 patent/US20190193467A1/en not_active Abandoned
- 2018-12-12 DE DE102018131901.0A patent/DE102018131901A1/de not_active Withdrawn
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001130229A (ja) | 1999-11-10 | 2001-05-15 | Bridgestone Corp | 空気入りラジアルタイヤ |
JP2001213126A (ja) | 2000-02-04 | 2001-08-07 | Bridgestone Corp | 空気入りタイヤ |
JP2004352174A (ja) | 2003-05-30 | 2004-12-16 | Sumitomo Rubber Ind Ltd | 空気入りラジアルタイヤ |
DE102004008308A1 (de) | 2004-02-20 | 2005-09-01 | Continental Aktiengesellschaft | Fahrzeugluftreifen und Verfahren zur Herstellung |
JP2012526692A (ja) | 2009-05-12 | 2012-11-01 | コンパニー ゼネラール デ エタブリッスマン ミシュラン | 2つの補強材料を含む補強材及びかかる補強材を有するタイヤ |
Also Published As
Publication number | Publication date |
---|---|
DE102018131901A1 (de) | 2019-06-27 |
US20190193467A1 (en) | 2019-06-27 |
JP2019116168A (ja) | 2019-07-18 |
CN109968906B (zh) | 2021-02-12 |
CN109968906A (zh) | 2019-07-05 |
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