JP2018187965A - ハイブリッド車両の駆動装置 - Google Patents
ハイブリッド車両の駆動装置 Download PDFInfo
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- JP2018187965A JP2018187965A JP2017089914A JP2017089914A JP2018187965A JP 2018187965 A JP2018187965 A JP 2018187965A JP 2017089914 A JP2017089914 A JP 2017089914A JP 2017089914 A JP2017089914 A JP 2017089914A JP 2018187965 A JP2018187965 A JP 2018187965A
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Abstract
【解決手段】駆動装置は、エンジン、第1モータ、第2モータ、第1遊星歯車機構、第2遊星歯車機構、第1係合機構および第2係合機構を備える。車両の運転状態が高車速かつ要求駆動力が小さい低駆動力の場合に、第1係合機構を係合状態にかつ第2係合機構を解放状態にすることで複合遊星歯車機構の入力要素と出力要素との回転数比である変速比が「1」よりも小さい第1変速比γ2になる第1状態が設定される。低車速かつ要求駆動力が大きい高駆動力の場合には、第2係合機構を係合状態にかつ第1係合機構を解放状態にすることで変速比が「1」よりも大きい第2変速比γ1になる第2状態が設定される。
【選択図】図10
Description
図2は、図1に示す駆動装置10をより具体化した一例としての駆動装置10Aを示す。図2に示すように駆動装置10Aは、エンジン11、第1モータ12、第2モータ13、第1遊星歯車機構(PL1)14、第2遊星歯車機構(PL2)15、第1クラッチ機構CL1、第2クラッチ機構CL2、ブレーキ機構BK、デファレンシャルギヤ47および駆動輪53などを備え、第1遊星歯車機構14および第2遊星歯車機構15の入力軸42と第2モータ13のロータ49とが異なる軸上に配置された複軸式である。なお、図2に示す駆動装置10Aは、フロントエンジン・フロントドライブ車(FF車)あるいはリヤエンジン・リヤドライブ車(RR車)などのように、エンジン11を車幅方向に向けて配置する、いわゆるエンジン横置きタイプの車両に適するように構成した例である。具体的には、エンジン11に対して車幅方向の一方側に第1モータ12を配置し、かつ第1モータ12のエンジン11との間に第1クラッチ機構CL1および第2クラッチ機構CL2を配置している。
図22は、図1に示す駆動装置10の別の実施形態である駆動装置10Bが設定される第1モードの動作状態を示す。図22に示す共線図における第1軸14Aは、エンジン11の出力軸41が連結された第1キャリヤC1を示す。第2軸14Bは、第1モータ12のロータ43が連結された第1サンギヤS1を示す。第3軸14Cは第1リングギヤR1を示す。第4軸15Aは、出力部材(OUT)16に連結された第2サンギヤS2を示す。第5軸15Bは、第1リングギヤR1が連結された第2リングギヤR2を示す。第6軸15Cは第2キャリヤC2を示す。
図23は、図1に示す駆動装置10の別の実施形態である駆動装置10Cが設定される第1モードの動作状態を示す。図23に示す駆動装置10Cの共線図は、縦軸14A〜14C,15A〜15Cの配置が図2に示した駆動装置10Aの共線図と同じまたは同様である。駆動装置10Cは、図2に示した駆動装置10Aの共線図と比べて第2軸14Bが第1リングギヤR1を、第3軸14Cが第1サンギヤS1を表す点に違いがある。残りの第4軸15Aは第2リングギヤR2を、第5軸15Bが第2サンギヤS2を、第1軸14Aは第1キャリヤC1を、そして第6軸15Cは第2キャリヤC2を表す。
図24は、図1に示す駆動装置10の別の実施形態である駆動装置10Dが設定される第1モードの動作状態を示す。図24に示す駆動装置10Dの共線図は、縦軸14A〜14C,15A〜15Cの配置が図2に示した駆動装置10Aの共線図と同じまたは同様である。駆動装置10Dは、図2に示した駆動装置10Aの共線図と比べて第2軸14Bが第1リングギヤR1を、第3軸14Cが第1サンギヤS1を、第4軸15Aが第2サンギヤS2を、そして第5軸15Bが第2リングギヤR2を表す点に違いがある。残りの第1軸14Aは第1キャリヤC1を、そして第6軸15Cは第2キャリヤC2を表す。
図25は、図1に示す駆動装置10の別の実施形態である駆動装置10Eが設定される第1モードの動作状態を示す。図25に示す駆動装置10Eの共線図は、同図にて最も左側にある第2軸14Bとその右方にある第1軸14Aとの間に第3軸14Cが配置されており、第3軸14Cに第5軸15Bを、また第1軸14Aに第6軸15Cをそれぞれ重ね、第1軸14Aの右方に第4軸15Aを配置した構成である。駆動装置10Eは、第1軸14Aが第1リングギヤR1を、第2軸14Bが第1サンギヤS1を、第3軸14Cが第1キャリヤC1を、第4軸15Aが第2リングギヤR2を、第5軸15Bが第2サンギヤS2を、そして第6軸15Cが第2キャリヤC2を表す。
図29は、図1に示す駆動装置10の別の実施形態である駆動装置10Fが設定される第1モードの動作状態を示す。図29に示す駆動装置10Fの共線図は、縦軸14A〜14C,15A〜15Cの配置が図25に示した駆動装置10Eの共線図と同じまたは同様である。駆動装置10Fは、図25に示した駆動装置10Eの共線図と比べて第4軸15Aが第2サンギヤS2を、第5軸15Bが第2リングギヤR2を表す点に違いがある。つまり図29に示す駆動装置10Fは、図25に示した駆動装置10Eと比べると第2サンギヤS2が第4回転要素28に、第2リングギヤR2が第5回転要素29に相当する点に違いがある。
図30は、図1に示す駆動装置10の別の実施形態である駆動装置10Gが設定される第1モードの動作状態を示す。図30に示す駆動装置10Gの共線図は、縦軸14A〜14C,15A〜15Cの配置が図25に示した駆動装置10Eの共線図と同じまたは同様である。駆動装置10Gは、図25に示した駆動装置10Eの共線図と比べて第1軸14Aが第1サンギヤS1を、第2軸14Bが第1リングギヤR1を表す点に違いがある。つまり図30に示す駆動装置10Gは、図25に示した駆動装置10Eと比べると第1サンギヤS1が第1回転要素25に、第1リングギヤR1が第2回転要素26に相当する点に違いがある。
図31は、図1に示す駆動装置10の別の実施形態である駆動装置10Hが設定される第1モードの動作状態を示す。図31に示す駆動装置10Hの共線図は、縦軸14A〜14C,15A〜15Cの配置が図25に示した駆動装置10Eの共線図と同じまたは同様である。駆動装置10Hは、図25に示した駆動装置10Eの共線図と比べて第1軸14Aが第1サンギヤS1を、第2軸14Bが第1リングギヤR1を、第4軸15Aが第2サンギヤS2を、そして第5軸15Bが第2リングギヤR2を表す点に違いがある。つまり図31に示す駆動装置10Hは、図25に示した駆動装置10Eと比べると第1サンギヤS1が第1回転要素25に、第1リングギヤR1が第2回転要素26に、第2サンギヤS2が第5回転要素29に、第2リングギヤR2が第4回転要素28に相当する点に違いがある。
図33は、図32に示す駆動装置82をより具体化した一例である駆動装置82Aが設定される第1モードを示す。図33に示す駆動装置82Aは、第1キャリヤC1が第1回転要素25に、第1サンギヤS1が第2回転要素26に、第1リングギヤR1が第3回転要素27に相当する。第2遊星歯車機構15は、第2キャリヤC2が第4回転要素28に、第2サンギヤS2が第5回転要素29に、そして第2リングギヤR2が第6回転要素30に相当する。駆動装置82Aは、共線図上にて、第1サンギヤS1を示す第2軸14B、第2キャリヤC2を示す第4軸15A、第1キャリヤC1を示す第1軸14A、および第1リングギヤR1を示す第3軸14Cまたは第2サンギヤS2を示す第5軸15Bの順に並ぶように構成されている。
図38は、図32に示す駆動装置82の別の実施形態である駆動装置82Bが設定される第1モードの動作状態を示す。図38に示す駆動装置82Bの共線図は、縦軸14A〜14C,15A〜15Cの配置が図33に示した駆動装置82Aの共線図と同じまたは同様である。駆動装置82Bは、図33に示した駆動装置82Aの共線図と比べて第5軸15Bが第2リングギヤR2を、第6軸15Cが第2サンギヤS2を表す点に違いがある。つまり駆動装置82Bは、図33に示した駆動装置82Aと比べると第2リングギヤR2が第5回転要素29に、第2サンギヤS2が第6回転要素30に相当する点に違いがある。
図39は、図32に示す駆動装置82の別の実施形態である駆動装置82Cが設定される第1モードの動作状態を示す。図39に示す駆動装置82Cの共線図は、縦軸14A〜14C,15A〜15Cの配置が図33に示した駆動装置82Aの共線図と同じまたは同様である。駆動装置82Cは、図33に示した駆動装置82Aの共線図と比べて第2軸14Bが第1リングギヤR1を、第3軸14Cが第1サンギヤS1を、第5軸15Bが第2リングギヤR2を、第6軸15Cが第2サンギヤS2を表す点に違いがある。つまり駆動装置82Cは、図33に示した駆動装置82Aと比べると第1リングギヤR1が第2回転要素26に、第1サンギヤS1が第3回転要素27に、第2リングギヤR2が第5回転要素29に、第2サンギヤS2が第6回転要素30に相当する点に違いがある。
図40は、図32に示す駆動装置82の別の実施形態である駆動装置82Dが設定される第1モードの動作状態を示す。図40に示す駆動装置82Dの共線図は、縦軸14A〜14C,15A〜15Cの配置が図33に示した駆動装置82Aの共線図と同じまたは同様である。駆動装置82Dは、図33に示した駆動装置82Aの共線図と比べて第2軸14Bが第1リングギヤR1を、第3軸14Cが第1サンギヤS1を表す点に違いがある。つまり駆動装置82Dは、図33に示した駆動装置82Aと比べると第1リングギヤR1が第2回転要素26に、第1サンギヤS1が第3回転要素27に相当する点に違いがある。
図41は、図32に示す駆動装置82の別の実施形態である駆動装置82Eが設定される第1モードの動作状態を示す。図41に示す駆動装置82Eの共線図は、同図にて左方に配置された第2軸14Bとその右方に配置された第1軸14Aとの間に第3軸14Cが配置され、かつ第3軸14Cと第5軸15Bとが、また第2軸14Bと第6軸15Cとが重ねられ、第4軸15Aが第1軸14Aの右側に配置されている。駆動装置82Eは、第1軸14Aが第1リングギヤR1を、第2軸14Bが第1サンギヤS1を、第3軸14Cが第1キャリヤC1を、第4軸15Aが第2サンギヤS2を、第5軸15Bが第2キャリヤC2を、および第6軸15Cが第2リングギヤR2を表す。
図42は、図32に示す駆動装置82の別の実施形態である駆動装置82Fが設定される第1モードの動作状態を示す。図42に示す駆動装置82Fの共線図は、縦軸14A〜14C,15A〜15Cの配置が図40に示した駆動装置82Eの共線図と同じまたは同様であるのでここでの詳しい説明を省略する。駆動装置82Fは、図41に示した駆動装置82Eの共線図と比べて、第4軸15Aが第2リングギヤR2を、第6軸15Cが第2サンギヤS2を表す点に違いがある。
図43は、図32に示す駆動装置82の別の実施形態である駆動装置82Gが設定される第1モードの動作状態を示す。図43に示す駆動装置82Gの共線図は、縦軸14A〜14C,15A〜15Cの配置が図41に示した駆動装置82Eの共線図と同じまたは同様であるのでここでの詳しい説明を省略する。駆動装置82Gは、図41に示した駆動装置82Eの共線図と比べて、第1軸14Aが第1サンギヤS1を、第2軸14Bが第1リングギヤR1を、第4軸15Aが第2リングギヤR2を、第6軸15Cが第2サンギヤS2を表す点に違いがある。
図44は、図32に示す駆動装置82の別の実施形態である駆動装置82Hが設定される第1モードの動作状態を示す。図44に示す駆動装置82Hの共線図は、縦軸14A〜14C,15A〜15Cの配置が図41に示した駆動装置82Eの共線図と同じまたは同様であるのでここでの詳しい説明を省略する。駆動装置82Hは、図41に示した駆動装置82Eの共線図と比べて、第1軸14Aが第1サンギヤS1を、第2軸14Bが第1リングギヤR1を表す点に違いがある。
Claims (23)
- 内燃機関と、第1モータと、第2モータとを駆動力源として備え、前記駆動力源から出力された駆動力を駆動輪に連結された出力部材に伝達するハイブリッド車両の駆動装置において、
前記内燃機関が接続された第1回転要素と、前記第1モータが接続された第2回転要素と、第3回転要素とを備えた第1差動機構と、
前記出力部材が接続された第4回転要素と、前記第3回転要素に接続された第5回転要素と、第6回転要素とを備えた第2差動機構と、
前記第4回転要素、前記第5回転要素および前記第6回転要素のうちのいずれか2つの回転要素を互いに連結する係合状態またはその連結を解く解放状態に切り替える第1係合機構と、
前記第1回転要素または前記第2回転要素と前記第6回転要素とを互いに連結する係合状態またはその連結を解く解放状態に切り替える第2係合機構とを備え、
前記第1係合機構および前記第2係合機構のうちの何れか一方の係合機構を前記係合状態に、かつ前記一方の係合機構とは異なる他方の係合機構を前記解放状態に切り替えることにより、前記内燃機関の回転数と前記出力部材の回転数との比である変速比が「1」よりも小さい第1変速比になる第1状態と、前記他方の係合機構を前記係合状態に、かつ前記一方の係合機構を前記解放状態に切り替えることにより、前記変速比が「1」よりも大きい第2変速比になる第2状態とが設定されるように構成されている
ことを特徴とするハイブリッド車両の駆動装置。 - 請求項1に記載のハイブリッド車両の駆動装置において、
車速または要求駆動力の少なくともいずれか一つを検出する検出部と、
前記内燃機関と、前記第1モータと、前記第2モータと、前記第1係合機構と、前記第2係合機構とを制御するコントローラとを備え、
前記コントローラは、前記車速が所定の車速を越える高車速または前記要求駆動力が所定の駆動力以下の低駆動力のうちの少なくともいずれか一つの走行状態の際に前記第1状態を設定し、前記車速が前記所定の車速以下の低車速または前記要求駆動力が所定の駆動力を超える高駆動力の少なくともいずれか一つの走行状態の際に前記第2状態を設定するように構成されている
ことを特徴とするハイブリッド車両の駆動装置。 - 請求項1または請求項2に記載のハイブリッド車両の駆動装置において、
前記第1状態は、前記変速比が「1」よりも小さい前記第1変速比の際に前記第1モータの回転数をゼロにして前記内燃機関の動力を前記出力部材に伝達する状態を含み、
前記第2状態は、前記変速比が「1」よりも大きい前記第2変速比の際に前記第1モータの回転数をゼロにして前記内燃機関の動力を前記出力部材に伝達する状態を含むとともに、
前記第1係合機構および前記第2係合機構が共に係合状態の際に前記変速比が「1」となる第3状態を設定可能であり、
前記内燃機関と、前記第1モータと、前記第2モータと、前記第1係合機構と、前記第2係合機構とを制御するコントローラを備え、
前記コントローラは、前記変速比が「1」よりも小さいときには前記第1状態を選択し、前記変速比が「1」よりも大きいときには前記第2状態を選択し、前記変速比が「1」のときに前記第3状態を選択するように構成されている
ことを特徴とするハイブリッド車両の駆動装置。 - 請求項2または請求項3に記載のハイブリッド車両の駆動装置において、
前記コントローラは、前記第1係合機構を前記解放状態に、かつ前記第2係合機構を前記係合状態に切り替えることにより前記第1状態を設定し、前記第1係合機構を前記係合状態に、かつ前記第2係合機構を前記解放状態に切り替えることにより前記第2状態を設定する
ことを特徴とするハイブリッド車両の駆動装置。 - 請求項2または請求項3に記載のハイブリッド車両の駆動装置において、
前記コントローラは、前記第1係合機構を前記係合状態に、かつ前記第2係合機構を前記解放状態に切り替えることにより前記第1状態を設定し、前記第1係合機構を前記解放状態に、かつ前記第2係合機構を前記係合状態に切り替えることにより前記第2状態を設定する
ことを特徴とするハイブリッド車両の駆動装置。 - 請求項1ないし請求項5のいずれか一項に記載のハイブリッド車両の駆動装置において、
前記第1係合機構および前記第2係合機構は、入力側部材に設けられた第1歯と、出力側部材に設けられた第2歯との噛み合いにより駆動トルクを伝達させる噛み合い式クラッチ機構である
ことを特徴とするハイブリッド車両の駆動装置。 - 請求項6に記載のハイブリッド車両の駆動装置において、
前記コントローラは、前記第1状態と前記第2状態との間で切り替える際に、前記内燃機関の回転数と前記出力部材の回転数との差回転数が予め決められた所定の回転数以下のときに、変速前に解放している前記噛み合い式クラッチ機構を係合し、かつ変速前に係合している前記噛み合い式クラッチ機構を解放させる制御を実行する
ことを特徴とするハイブリッド車両の駆動装置。 - 請求項1ないし請求項5のいずれか一項に記載のハイブリッド車両の駆動装置において、
前記第1係合機構および前記第2係合機構は、駆動トルクが入力される入力側回転部材と前記駆動トルクを出力する出力側回転部材とを摩擦力により係合させる摩擦クラッチ機構である
ことを特徴とするハイブリッド車両の駆動装置。 - 請求項8に記載のハイブリッド車両の駆動装置において、
前記コントローラは、前記第1状態と前記第2状態との間で切り替える際に、変速前に係合している前記摩擦クラッチ機構に設定される伝達トルク容量を低下させる第1制御と、変速前に解放されている前記摩擦クラッチ機構に設定される伝達トルク容量を増加させる第2制御とを並行して実行する
ことを特徴とするハイブリッド車両の駆動装置。 - 請求項1ないし請求項9のいずれか一項に記載のハイブリッド車両の駆動装置において、
前記第1回転要素と所定の固定部材とを選択的に連結するブレーキ機構を備えている
ことを特徴とするハイブリッド車両の駆動装置。 - 請求項1ないし請求項10のいずれか一項に記載のハイブリッド車両の駆動装置において、
前記第2係合機構は、前記第1回転要素と前記第6回転要素とを選択的に連結する
ことを特徴とするハイブリッド車両の駆動装置。 - 請求項1ないし請求項11のいずれか一項に記載のハイブリッド車両の駆動装置において、
前記第1係合機構は、前記第4回転要素と前記第6回転要素とを選択的に連結する
ことを特徴とするハイブリッド車両の駆動装置。 - 請求項1、請求項2、請求項3、および請求項4に従属する請求項6ないし請求項12のいずれか一項に記載のハイブリッド車両の駆動装置において、
前記第1差動機構は、遊星歯車機構により構成され、
前記第1回転要素は第1キャリヤにより構成され、前記第2回転要素は第1サンギヤにより構成され、前記第3回転要素は第1リングギヤにより構成されている
ことを特徴とするハイブリッド車両の駆動装置。 - 請求項1、請求項2、請求項3、および請求項4に従属する請求項6ないし請求項12のいずれか一項に記載のハイブリッド車両の駆動装置において、
前記第1差動機構は、遊星歯車機構により構成され、
前記第1回転要素は第1キャリヤにより構成され、前記第2回転要素は第1リングギヤにより構成され、前記第3回転要素は第1サンギヤにより構成されている
ことを特徴とするハイブリッド車両の駆動装置。 - 請求項1、請求項2、請求項3、および請求項5に従属する請求項6ないし請求項12のいずれか一項に記載のハイブリッド車両の駆動装置において、
前記第1差動機構は、遊星歯車機構により構成され、
前記第1回転要素は第1リングギヤにより構成され、前記第2回転要素は第1サンギヤにより構成され、前記第3回転要素は第1キャリヤにより構成されている
ことを特徴とするハイブリッド車両の駆動装置。 - 請求項1、請求項2、請求項3、および請求項5に従属する請求項6ないし請求項12いずれか一項に記載のハイブリッド車両の駆動装置において、
前記第1差動機構は、遊星歯車機構により構成され、
前記第1回転要素は第1サンギヤにより構成され、前記第2回転要素は第1リングギヤにより構成され、前記第3回転要素は第1キャリヤにより構成されている
ことを特徴とするハイブリッド車両の駆動装置。 - 請求項13ないし請求項16のいずれか一項に記載のハイブリッド車両の駆動装置において、
前記第2差動機構は、遊星歯車機構により構成され、
前記第4回転要素は第2リングギヤにより構成され、前記第5回転要素は第2サンギヤにより構成され、前記第6回転要素は第2キャリヤにより構成されていることを特徴とするハイブリッド車両の駆動装置。 - 請求項13ないし請求項16のいずれか一項に記載のハイブリッド車両の駆動装置において、
前記第2差動機構は、遊星歯車機構により構成され、
前記第4回転要素は第2サンギヤにより構成され、前記第5回転要素は第2リングギヤにより構成され、前記第6回転要素は第2キャリヤにより構成されている
ことを特徴とするハイブリッド車両の駆動装置。 - 請求項13または請求項14に記載のハイブリッド車両の駆動装置において、
前記第2差動機構は、遊星歯車機構により構成され、
前記第4回転要素は第2キャリヤにより構成され、前記第5回転要素は第2サンギヤにより構成され、前記第6回転要素は第2リングギヤにより構成されている
ことを特徴とするハイブリッド車両の駆動装置。 - 請求項13または請求項14に記載のハイブリッド車両の駆動装置において、
前記第2差動機構は、遊星歯車機構により構成され、
前記第4回転要素は第2キャリヤにより構成され、前記第5回転要素は第2リングギヤにより構成され、前記第6回転要素は第2サンギヤにより構成されている
ことを特徴とするハイブリッド車両の駆動装置。 - 請求項15または請求項16に記載のハイブリッド車両の駆動装置において、
前記第2差動機構は、遊星歯車機構により構成され、
前記第4回転要素は第2サンギヤにより構成され、前記第5回転要素は第2キャリヤにより構成され、前記第6回転要素は第2リングギヤにより構成されている
ことを特徴とするハイブリッド車両の駆動装置。 - 請求項15または請求項16に記載のハイブリッド車両の駆動装置において、
前記第2差動機構は、遊星歯車機構により構成され、
前記第4回転要素は第2リングギヤにより構成され、前記第5回転要素は第2キャリヤにより構成され、前記第6回転要素は第2サンギヤにより構成されている
ことを特徴とするハイブリッド車両の駆動装置。 - 請求項1に記載のハイブリッド車両の駆動装置において、
前記第1差動機構および前記第2差動機構は、共線図上にて、前記第2回転要素、前記第4回転要素、前記第1回転要素、および前記第3回転要素または前記第5回転要素が前記第2回転要素、前記第4回転要素、前記第1回転要素、および前記第3回転要素または前記第5回転要素の順に並ぶように構成されている
ことを特徴とするハイブリッド車両の駆動装置。
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EP17210921.7A EP3395597B1 (en) | 2017-04-28 | 2017-12-28 | Drive unit for hybrid vehicle |
PH12018000111A PH12018000111A1 (en) | 2017-04-28 | 2018-04-17 | Drive unit for hybrid vehicle |
TW107113310A TWI668138B (zh) | 2017-04-28 | 2018-04-19 | 混合動力車輛的驅動裝置 |
AU2018202749A AU2018202749B2 (en) | 2017-04-28 | 2018-04-19 | Drive unit for hybrid vehicle |
RU2018115202A RU2683136C1 (ru) | 2017-04-28 | 2018-04-24 | Модуль привода для гибридного транспортного средства |
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MX2018005381A MX2018005381A (es) | 2017-04-28 | 2018-04-26 | Unidad de accionamiento para vehiculo hibrido. |
US15/964,949 US10682904B2 (en) | 2017-04-28 | 2018-04-27 | Drive unit for hybrid vehicle |
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AU2018202749A1 (en) | 2018-11-15 |
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TWI668138B (zh) | 2019-08-11 |
CN108790772A (zh) | 2018-11-13 |
BR102018008501A2 (pt) | 2019-03-12 |
KR102032213B1 (ko) | 2019-10-16 |
CA3003043A1 (en) | 2018-10-28 |
RU2683136C1 (ru) | 2019-03-26 |
US20180312050A1 (en) | 2018-11-01 |
CN108790772B (zh) | 2021-06-08 |
EP3395597A1 (en) | 2018-10-31 |
PH12018000111A1 (en) | 2019-11-11 |
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CA3003043C (en) | 2020-01-14 |
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