JP2015519513A - バルブの動作方法 - Google Patents
バルブの動作方法 Download PDFInfo
- Publication number
- JP2015519513A JP2015519513A JP2015516528A JP2015516528A JP2015519513A JP 2015519513 A JP2015519513 A JP 2015519513A JP 2015516528 A JP2015516528 A JP 2015516528A JP 2015516528 A JP2015516528 A JP 2015516528A JP 2015519513 A JP2015519513 A JP 2015519513A
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- valve
- drive control
- actuator
- valve element
- determined
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- 238000000034 method Methods 0.000 claims abstract description 33
- 238000002347 injection Methods 0.000 claims description 30
- 239000007924 injection Substances 0.000 claims description 30
- 238000002485 combustion reaction Methods 0.000 claims description 18
- 238000004590 computer program Methods 0.000 claims description 7
- 230000006870 function Effects 0.000 claims description 6
- 238000004364 calculation method Methods 0.000 claims description 5
- 238000011017 operating method Methods 0.000 abstract description 3
- 238000011156 evaluation Methods 0.000 description 10
- 239000000446 fuel Substances 0.000 description 6
- 238000007789 sealing Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000035882 stress Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/20—Output circuits, e.g. for controlling currents in command coils
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/20—Output circuits, e.g. for controlling currents in command coils
- F02D41/2096—Output circuits, e.g. for controlling currents in command coils for controlling piezoelectric injectors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
- F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
- F02D41/2425—Particular ways of programming the data
- F02D41/2429—Methods of calibrating or learning
- F02D41/2451—Methods of calibrating or learning characterised by what is learned or calibrated
- F02D41/2464—Characteristics of actuators
- F02D41/2467—Characteristics of actuators for injectors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
- F02D41/26—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using computer, e.g. microprocessor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M51/00—Fuel-injection apparatus characterised by being operated electrically
- F02M51/06—Injectors peculiar thereto with means directly operating the valve needle
- F02M51/0603—Injectors peculiar thereto with means directly operating the valve needle using piezoelectric or magnetostrictive operating means
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
- H02N2/02—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing linear motion, e.g. actuators; Linear positioners ; Linear motors
- H02N2/06—Drive circuits; Control arrangements or methods
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/20—Output circuits, e.g. for controlling currents in command coils
- F02D2041/202—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit
- F02D2041/2024—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit the control switching a load after time-on and time-off pulses
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/20—Output circuits, e.g. for controlling currents in command coils
- F02D2041/202—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit
- F02D2041/2051—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit using voltage control
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/0318—Processes
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/8593—Systems
- Y10T137/86389—Programmer or timer
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Fuel-Injection Apparatus (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
- Magnetically Actuated Valves (AREA)
Abstract
Description
本発明のベースとなっている課題は、請求項1に記載の方法、独立請求項に係る開ループ及び/又は閉ループ制御装置、並びに、コンピュータプログラムによって解決される。本発明の有利な改善例は、従属請求項に記載されている。本発明にとって重要な特徴は、さらに以下の明細書及び図面においても開示されるが、それらの特徴は、単独の構成であっても、種々異なる組み合わせにおいても、それに関する再度の詳細な示唆がなくても、本発明にとって重要であり得る。
図1には、駆動制御及び評価装置12と共に自動車の内燃機関10の概略図が示されている。本願では、この駆動制御及び評価装置12は、内燃機関10の開ループ及び/又は閉ループ制御装置14の一部である。図1の内燃機関10は、四つのシリンダ16a乃至16dと、それに対応する四つの噴射バルブ18と、電気的に動作可能な四つのアクチュエータ20とを有しており、前記四つのアクチュエータは前記駆動制御及び評価装置12に接続されている。前記アクチュエータ20は、前記噴射バルブ18の電気的に駆動制御可能な操作装置であり、ここでは例えばピエゾ(圧電)アクチュエータ42として構成されている(図2参照)。これらの噴射バルブ18乃至アクチュエータ20は、本願では参照符号18a乃至18d及び20a乃至20dによって区別されている。
Claims (10)
- バルブ(18;38)の動作方法であって、
前記バルブ(18;38)のバルブ要素(56)が、電気的に操作可能なアクチュエータ(20)の駆動制御によって第1の位置から第2の位置へ移動可能である、方法において、
前記アクチュエータ(20)が、第1の時間間隔においては少なくとも一回駆動制御され、その後の第2の時間間隔(64)においては駆動制御されず、
前記バルブ要素(56)が前記第1の位置へ当接したことを特徴付ける信号(62)が、前記アクチュエータ(20)の電気的な端子(55a,55b)において求められ、
さらに前記アクチュエータ(20)の駆動制御エネルギーが段階的に変更され、
前記バルブ要素(56)が前記第1の位置からまさに引き離される乃至もはや引き離されなくなるような、前記駆動制御エネルギーの閾値(31)が求められる、
ことを特徴とする方法。 - 前記第1の位置は、遮断状態の前記バルブ(18;38)に対応付けられ、前記第2の位置は、開放状態の前記バルブ(18;38)に対応付けられる、請求項1に記載の方法。
- 前記電気的に操作可能なアクチュエータ(20)の駆動制御持続時間は、一定に維持され、前記電気的に操作可能なアクチュエータ(20)の駆動制御電圧が段階的に変更される、請求項1又は2に記載の方法。
- 前記信号(62)は、実質的にステップ関数に相当する、請求項1乃至3のいずれか一項に記載の方法。
- 前記電気的に操作可能なアクチュエータ(20)は、ピエゾアクチュエータ(42)である、請求項1乃至4のいずれか一項に記載の方法。
- 前記バルブ(18;38)は、内燃機関(10)のための噴射バルブ(18)である、請求項1乃至5のいずれか一項に記載の方法。
- 前記バルブ(18;38)は、サーボバルブ(38)を含む、請求項1乃至6のいずれか一項に記載の方法。
- 前記求められた閾値(31)は、データメモリ(30)内に記憶され、前記記憶された閾値(31)を引き続き駆動制御エネルギーの算出のために考慮する、請求項1乃至7のいずれか一項に記載の方法。
- 請求項1乃至8のいずれか一項に記載の方法を実行するように構成されていることを特徴とする、内燃機関(10)用の開ループ/閉ループ制御装置(14)。
- 請求項1乃至8のいずれか一項に記載の方法を実施するようにプログラミングされている、開ループ/閉ループ制御装置(14)用のコンピュータプログラム(34)。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102012209965.4 | 2012-06-14 | ||
DE102012209965A DE102012209965A1 (de) | 2012-06-14 | 2012-06-14 | Verfahren zum Betreiben eines Ventils |
PCT/EP2013/059913 WO2013185996A1 (de) | 2012-06-14 | 2013-05-14 | Verfahren zum betreiben eines ventils |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2015519513A true JP2015519513A (ja) | 2015-07-09 |
JP6038300B2 JP6038300B2 (ja) | 2016-12-07 |
Family
ID=48483044
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015516528A Expired - Fee Related JP6038300B2 (ja) | 2012-06-14 | 2013-05-14 | バルブの動作方法、バルブの動作を制御するための開ループ/閉ループ制御装置、及び、開ループ/閉ループ制御装置用のコンピュータプログラム |
Country Status (8)
Country | Link |
---|---|
US (1) | US9567932B2 (ja) |
EP (1) | EP2861855A1 (ja) |
JP (1) | JP6038300B2 (ja) |
KR (1) | KR20150023365A (ja) |
CN (1) | CN104350262B (ja) |
DE (1) | DE102012209965A1 (ja) |
IN (1) | IN2014DN08080A (ja) |
WO (1) | WO2013185996A1 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102013219225A1 (de) * | 2013-09-25 | 2015-03-26 | Continental Automotive Gmbh | Piezo-Injektor zur Kraftstoff-Direkteinspritzung |
DE102015210051A1 (de) | 2015-06-01 | 2016-12-01 | Robert Bosch Gmbh | Verfahren zum Betreiben eines Injektors |
DE102015211198A1 (de) | 2015-06-18 | 2016-12-22 | Robert Bosch Gmbh | Verfahren zur Erkennung von Tuningmaßnahmen an einer Brennkraftmaschine |
DE102016211393A1 (de) | 2016-02-04 | 2017-08-10 | Robert Bosch Gmbh | Verfahren zum Erkennen einer Pumpenförderung |
US10401398B2 (en) | 2017-03-03 | 2019-09-03 | Woodward, Inc. | Fingerprinting of fluid injection devices |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10122441A1 (de) * | 2001-05-09 | 2002-11-14 | Bosch Gmbh Robert | Verfahren und Vorrichtung zur Steuerung einer Brennkraftmaschine |
JP2005504912A (ja) * | 2001-09-27 | 2005-02-17 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | 内燃機関の作動のための方法、コンピュータプログラム、開ループ及び/又は閉ループ制御装置、並びに内燃機関 |
JP2006507443A (ja) * | 2002-11-25 | 2006-03-02 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | 内燃機関の噴射システムを作動する方法および装置 |
JP2007506888A (ja) * | 2003-07-24 | 2007-03-22 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | 燃料噴射装置 |
JP2008031993A (ja) * | 2006-07-26 | 2008-02-14 | Delphi Technologies Inc | 燃料噴射器制御に関する改善 |
US20090223490A1 (en) * | 2004-12-08 | 2009-09-10 | Richard Pirkl | Method For Controlling A Piezoelectric Actuator And Control Unit For Controlling A Piezoelectric Actuator |
WO2009138422A1 (de) * | 2008-05-13 | 2009-11-19 | Continental Automotive Gmbh | Verfahren und vorrichtung zum betreiben einer stellvorrichtung |
JP2010275987A (ja) * | 2009-06-01 | 2010-12-09 | Denso Corp | 直動式燃料噴射弁の制御装置 |
US20120031378A1 (en) * | 2009-04-21 | 2012-02-09 | Martin Brandt | Method and device for operating an injection valve |
US20120048239A1 (en) * | 2010-05-20 | 2012-03-01 | Cummins Intellectual Property, Inc. | Piezoelectric fuel injector system, method for estimating timing characteristics of a fuel injection event |
Family Cites Families (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6293458A (ja) * | 1985-10-21 | 1987-04-28 | Honda Motor Co Ltd | 内燃エンジンの吸入空気量制御用電磁弁のソレノイド電流制御方法 |
DE3843138A1 (de) * | 1988-12-22 | 1990-06-28 | Bosch Gmbh Robert | Verfahren zur steuerung und erfassung der bewegung eines ankers eines elektromagnetischen schaltorgans |
US5371427A (en) * | 1991-03-12 | 1994-12-06 | Nikon Corporation | Driver for piezoelectric actuator and shutter control device utilizing piezoelectric device |
JP3417011B2 (ja) * | 1993-11-11 | 2003-06-16 | 株式会社デンソー | 弁駆動システム |
JPH08210168A (ja) * | 1995-02-02 | 1996-08-20 | Sanshin Ind Co Ltd | エンジンの運転制御装置 |
DE19533452B4 (de) * | 1995-09-09 | 2005-02-17 | Fev Motorentechnik Gmbh | Verfahren zur Anpassung einer Steuerung für einen elektromagnetischen Aktuator |
US6253736B1 (en) * | 1999-08-10 | 2001-07-03 | Cummins Engine Company, Inc. | Fuel injector nozzle assembly with feedback control |
US6420817B1 (en) * | 2000-02-11 | 2002-07-16 | Delphi Technologies, Inc. | Method for detecting injection events in a piezoelectric actuated fuel injector |
EP1138917B2 (en) * | 2000-04-01 | 2011-09-14 | Robert Bosch Gmbh | Fuel injection system |
EP1138902B1 (en) * | 2000-04-01 | 2005-04-06 | Robert Bosch GmbH | Method and apparatus for timed measurement of the voltage across a device in the charging circuit of a piezoelectric element |
US20050121535A1 (en) * | 2002-06-11 | 2005-06-09 | Volkswagen Mechatronic Gmbh & Co. Kg | Method and device for measuring and regulating the closing and opening times of a piezo control valve |
DE10347056A1 (de) * | 2003-10-07 | 2005-05-12 | Daimler Chrysler Ag | Verfahren zur Regelung eines Magnetventils |
US20050225201A1 (en) * | 2004-04-02 | 2005-10-13 | Par Technologies, Llc | Piezoelectric devices and methods and circuits for driving same |
DE102004020937B4 (de) * | 2004-04-28 | 2010-07-15 | Continental Automotive Gmbh | Verfahren zum Bestimmen einer Schließzeit eines Schließgliedes und Schaltungsanordnung |
DE102006013166A1 (de) * | 2006-03-22 | 2007-09-27 | Robert Bosch Gmbh | Verfahren zur Bestimmung einer Öffnungsspannung eines piezoelektrischen Injektors |
DE102006048979B8 (de) * | 2006-10-17 | 2017-02-23 | Continental Automotive Gmbh | Verfahren und Einspritzsystem zum Einspritzen eines Fluids |
DE102009000741A1 (de) * | 2009-02-10 | 2010-08-12 | Robert Bosch Gmbh | Verfahren zum Bestimmen eines Nadelschließens |
US8418676B2 (en) * | 2010-08-10 | 2013-04-16 | Great Plains Diesel Technologies, L.C. | Programmable diesel fuel injector |
US8683982B2 (en) * | 2010-08-10 | 2014-04-01 | Great Plains Diesel Technologies, L.C. | Programmable diesel fuel injector |
DE102010039832A1 (de) * | 2010-08-26 | 2012-03-01 | Continental Automotive Gmbh | Verfahren und Vorrichtung zum Erkennen eines Erreichens eines Schließpunkts eines hydraulischen Ventils |
DE102011007580A1 (de) | 2011-04-18 | 2012-10-18 | Robert Bosch Gmbh | Verfahren zum Betreiben eines Einspritzventils |
DE102011075732B4 (de) * | 2011-05-12 | 2021-02-11 | Vitesco Technologies GmbH | Regelverfahren für ein Einspritzventil und Einspritzsystem |
DE102011075733A1 (de) | 2011-05-12 | 2012-11-15 | Robert Bosch Gmbh | Verfahren zum Betreiben eines Einspritzventils einer Brennkraftmaschine |
EP2835520B1 (en) * | 2013-08-09 | 2022-04-06 | Vitesco Technologies GmbH | Fuel injector and method for operating a fuel injector |
-
2012
- 2012-06-14 DE DE102012209965A patent/DE102012209965A1/de not_active Withdrawn
-
2013
- 2013-05-14 EP EP13724550.2A patent/EP2861855A1/de not_active Withdrawn
- 2013-05-14 US US14/406,830 patent/US9567932B2/en not_active Expired - Fee Related
- 2013-05-14 IN IN8080DEN2014 patent/IN2014DN08080A/en unknown
- 2013-05-14 KR KR1020147034657A patent/KR20150023365A/ko not_active Application Discontinuation
- 2013-05-14 CN CN201380030934.3A patent/CN104350262B/zh not_active Expired - Fee Related
- 2013-05-14 JP JP2015516528A patent/JP6038300B2/ja not_active Expired - Fee Related
- 2013-05-14 WO PCT/EP2013/059913 patent/WO2013185996A1/de active Application Filing
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10122441A1 (de) * | 2001-05-09 | 2002-11-14 | Bosch Gmbh Robert | Verfahren und Vorrichtung zur Steuerung einer Brennkraftmaschine |
JP2005504912A (ja) * | 2001-09-27 | 2005-02-17 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | 内燃機関の作動のための方法、コンピュータプログラム、開ループ及び/又は閉ループ制御装置、並びに内燃機関 |
JP2006507443A (ja) * | 2002-11-25 | 2006-03-02 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | 内燃機関の噴射システムを作動する方法および装置 |
JP2007506888A (ja) * | 2003-07-24 | 2007-03-22 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | 燃料噴射装置 |
US20090223490A1 (en) * | 2004-12-08 | 2009-09-10 | Richard Pirkl | Method For Controlling A Piezoelectric Actuator And Control Unit For Controlling A Piezoelectric Actuator |
JP2008031993A (ja) * | 2006-07-26 | 2008-02-14 | Delphi Technologies Inc | 燃料噴射器制御に関する改善 |
WO2009138422A1 (de) * | 2008-05-13 | 2009-11-19 | Continental Automotive Gmbh | Verfahren und vorrichtung zum betreiben einer stellvorrichtung |
US20120031378A1 (en) * | 2009-04-21 | 2012-02-09 | Martin Brandt | Method and device for operating an injection valve |
JP2010275987A (ja) * | 2009-06-01 | 2010-12-09 | Denso Corp | 直動式燃料噴射弁の制御装置 |
US20120048239A1 (en) * | 2010-05-20 | 2012-03-01 | Cummins Intellectual Property, Inc. | Piezoelectric fuel injector system, method for estimating timing characteristics of a fuel injection event |
Also Published As
Publication number | Publication date |
---|---|
CN104350262A (zh) | 2015-02-11 |
EP2861855A1 (de) | 2015-04-22 |
US20150167571A1 (en) | 2015-06-18 |
KR20150023365A (ko) | 2015-03-05 |
IN2014DN08080A (ja) | 2015-05-01 |
JP6038300B2 (ja) | 2016-12-07 |
DE102012209965A1 (de) | 2013-12-19 |
WO2013185996A1 (de) | 2013-12-19 |
US9567932B2 (en) | 2017-02-14 |
CN104350262B (zh) | 2018-03-30 |
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