JP2012092790A - エンジンシステム - Google Patents
エンジンシステム Download PDFInfo
- Publication number
- JP2012092790A JP2012092790A JP2010242531A JP2010242531A JP2012092790A JP 2012092790 A JP2012092790 A JP 2012092790A JP 2010242531 A JP2010242531 A JP 2010242531A JP 2010242531 A JP2010242531 A JP 2010242531A JP 2012092790 A JP2012092790 A JP 2012092790A
- Authority
- JP
- Japan
- Prior art keywords
- electric motor
- engine
- compression release
- release brake
- compression
- 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.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B37/00—Engines characterised by provision of pumps driven at least for part of the time by exhaust
- F02B37/04—Engines with exhaust drive and other drive of pumps, e.g. with exhaust-driven pump and mechanically-driven second pump
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B37/00—Engines characterised by provision of pumps driven at least for part of the time by exhaust
- F02B37/04—Engines with exhaust drive and other drive of pumps, e.g. with exhaust-driven pump and mechanically-driven second pump
- F02B37/10—Engines with exhaust drive and other drive of pumps, e.g. with exhaust-driven pump and mechanically-driven second pump at least one pump being alternatively or simultaneously driven by exhaust and other drive, e.g. by pressurised fluid from a reservoir or an engine-driven pump
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B39/00—Component parts, details, or accessories relating to, driven charging or scavenging pumps, not provided for in groups F02B33/00 - F02B37/00
- F02B39/02—Drives of pumps; Varying pump drive gear ratio
- F02B39/08—Non-mechanical drives, e.g. fluid drives having variable gear ratio
- F02B39/10—Non-mechanical drives, e.g. fluid drives having variable gear ratio electric
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
- F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
- F02D13/04—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation using engine as brake
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D23/00—Controlling engines characterised by their being supercharged
-
- 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
- F02D41/0002—Controlling intake air
- F02D41/0005—Controlling intake air during deceleration
-
- 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
- F02D41/0002—Controlling intake air
- F02D41/0007—Controlling intake air for control of turbo-charged or super-charged engines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2200/00—Input parameters for engine control
- F02D2200/60—Input parameters for engine control said parameters being related to the driver demands or status
- F02D2200/602—Pedal position
-
- 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
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/02—EGR systems specially adapted for supercharged engines
- F02M26/04—EGR systems specially adapted for supercharged engines with a single turbocharger
- F02M26/05—High pressure loops, i.e. wherein recirculated exhaust gas is taken out from the exhaust system upstream of the turbine and reintroduced into the intake system downstream of the compressor
-
- 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
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/02—EGR systems specially adapted for supercharged engines
- F02M26/09—Constructional details, e.g. structural combinations of EGR systems and supercharger systems; Arrangement of the EGR and supercharger systems with respect to the engine
- F02M26/10—Constructional details, e.g. structural combinations of EGR systems and supercharger systems; Arrangement of the EGR and supercharger systems with respect to the engine having means to increase the pressure difference between the exhaust and intake system, e.g. venturis, variable geometry turbines, check valves using pressure pulsations or throttles in the air intake or exhaust system
-
- 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
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
- F02M26/22—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories with coolers in the recirculation passage
- F02M26/23—Layout, e.g. schematics
- F02M26/28—Layout, e.g. schematics with liquid-cooled heat exchangers
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Supercharger (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
- Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
Abstract
【解決手段】エンジンブレーキ時に、エンジンEの圧縮上死点付近で排気弁24を強制的に開動作し圧縮圧力を開放することで制動力を得る圧縮開放ブレーキを作動させる圧縮開放ブレーキ装置19と、エンジンEの排気通路6に配置されて排気により駆動されるタービン3と、吸気通路7に配置されてタービン3の回転トルクにより駆動されるコンプレッサ4と、コンプレッサ4の駆動力をアシストする電気モータ5と、を有する電動アシストターボチャージャ2と、圧縮開放ブレーキの作動中に、電気モータ5を駆動する電気モータ制御部22と、を備えたものである。
【選択図】図1
Description
2 電動アシストターボチャージャ
3 タービン
4 コンプレッサ
5 電気モータ
6 排気通路
7 吸気通路
19 圧縮開放ブレーキ装置
22 電気モータ制御部
Claims (3)
- エンジンブレーキ時に、エンジンの圧縮上死点付近で排気弁を強制的に開動作し圧縮圧力を開放することで制動力を得る圧縮開放ブレーキを作動させる圧縮開放ブレーキ装置と、
前記エンジンの排気通路に配置されて排気により駆動されるタービンと、吸気通路に配置されて前記タービンの回転トルクにより駆動されるコンプレッサと、前記コンプレッサの駆動力をアシストする電気モータと、を有する電動アシストターボチャージャと、
前記圧縮開放ブレーキの作動中に、前記電気モータを駆動する電気モータ制御部と、
を備えたことを特徴とするエンジンシステム。 - 前記電気モータ制御部は、前記圧縮開放ブレーキの作動中で、かつ、アクセル戻し方向のアクセル開度の変化量が予め設定した閾値よりも大きいときに、前記電気モータを駆動するように構成される
請求項1記載のエンジンシステム。 - 前記電気モータ制御部は、アクセル戻し方向のアクセル開度の変化量に応じた回転数で前記電気モータを駆動するように構成される
請求項1または2記載のエンジンシステム。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010242531A JP5724296B2 (ja) | 2010-10-28 | 2010-10-28 | エンジンシステム |
EP11836200.3A EP2634403B1 (en) | 2010-10-28 | 2011-10-24 | Engine system |
PCT/JP2011/074412 WO2012057066A1 (ja) | 2010-10-28 | 2011-10-24 | エンジンシステム |
US13/881,309 US9169770B2 (en) | 2010-10-28 | 2011-10-24 | Engine system |
CN201180051402.9A CN103180583B (zh) | 2010-10-28 | 2011-10-24 | 发动机系统 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010242531A JP5724296B2 (ja) | 2010-10-28 | 2010-10-28 | エンジンシステム |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012092790A true JP2012092790A (ja) | 2012-05-17 |
JP5724296B2 JP5724296B2 (ja) | 2015-05-27 |
Family
ID=45993774
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010242531A Expired - Fee Related JP5724296B2 (ja) | 2010-10-28 | 2010-10-28 | エンジンシステム |
Country Status (5)
Country | Link |
---|---|
US (1) | US9169770B2 (ja) |
EP (1) | EP2634403B1 (ja) |
JP (1) | JP5724296B2 (ja) |
CN (1) | CN103180583B (ja) |
WO (1) | WO2012057066A1 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014037779A (ja) * | 2012-08-10 | 2014-02-27 | Isuzu Motors Ltd | 圧縮開放ブレーキ装置 |
CN110630356A (zh) * | 2019-09-30 | 2019-12-31 | 潍柴动力股份有限公司 | 柴油机后处理系统的再生控制方法及再生控制装置 |
JP2020051282A (ja) * | 2018-09-25 | 2020-04-02 | いすゞ自動車株式会社 | 減速装置及び減速方法 |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9291091B2 (en) * | 2011-08-25 | 2016-03-22 | International Engine Intellectual Property Company, Llc | Turbocharger operation to increase brake effectiveness |
WO2014171906A1 (en) * | 2013-04-19 | 2014-10-23 | Ford Otomotiv Sanayi Anonim Sirketi | An engine brake control system and method |
DE102015014810B4 (de) * | 2015-11-14 | 2022-08-11 | Audi Ag | Verfahren zum Betreiben einer Antriebseinrichtung für ein Kraftfahrzeug sowie entsprechende Antriebseinrichtung |
AT518258B1 (de) * | 2016-02-19 | 2017-09-15 | Avl List Gmbh | Verfahren zum betreiben einer brennkraftmaschine |
US10024227B2 (en) * | 2016-05-20 | 2018-07-17 | Ford Global Technologies, Llc | Method and system for boost pressure control |
JP6367872B2 (ja) * | 2016-07-29 | 2018-08-01 | 本田技研工業株式会社 | 内燃機関の制御装置 |
CN106499510A (zh) * | 2016-10-17 | 2017-03-15 | 中国第汽车股份有限公司 | 一种点火增压式发动机制动方法 |
CN110182200B (zh) * | 2019-07-24 | 2019-10-25 | 潍柴动力股份有限公司 | 一种用于串联式混合动力系统的制动控制方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0932569A (ja) * | 1995-07-24 | 1997-02-04 | Mitsubishi Motors Corp | 車両用排気タービン付エンジン |
JP2008008188A (ja) * | 2006-06-29 | 2008-01-17 | Shin Caterpillar Mitsubishi Ltd | 作業機械の出力制御装置及び作業機械の出力制御方法 |
JP2009228448A (ja) * | 2008-03-19 | 2009-10-08 | Mazda Motor Corp | エンジンの過給装置 |
Family Cites Families (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4745755A (en) * | 1985-07-26 | 1988-05-24 | Isuzu Motors Limited | Control system for supercharged internal combustion engine |
US4592319A (en) * | 1985-08-09 | 1986-06-03 | The Jacobs Manufacturing Company | Engine retarding method and apparatus |
JP2510855B2 (ja) * | 1986-02-10 | 1996-06-26 | いすゞ自動車株式会社 | 車両におけるエネルギ−回収装置 |
DE3728681A1 (de) * | 1986-08-29 | 1988-03-10 | Isuzu Motors Ltd | Turbo-verbundkraftmaschine |
JPH02223627A (ja) * | 1989-02-27 | 1990-09-06 | Isuzu Motors Ltd | 車両のエネルギー回収装置 |
JPH0396622A (ja) * | 1989-09-11 | 1991-04-22 | Isuzu Motors Ltd | 高過給エンジン |
US5881559A (en) * | 1995-07-28 | 1999-03-16 | Isuzu Ceramics Research Institute Co., Ltd. | Hybrid electric vehicle |
JPH0988648A (ja) * | 1995-09-20 | 1997-03-31 | Isuzu Motors Ltd | 内燃機関 |
JPH0988619A (ja) * | 1995-09-26 | 1997-03-31 | Isuzu Motors Ltd | 制動力制御装置 |
JPH09104259A (ja) | 1995-10-13 | 1997-04-22 | Mitsubishi Motors Corp | 過給機付きエンジン |
JPH10299890A (ja) * | 1997-04-24 | 1998-11-13 | Aqueous Res:Kk | 車両制御装置 |
DE60333806D1 (de) * | 2002-12-23 | 2010-09-23 | Jacobs Vehicle Systems Inc | Motorbremsverfahren und Einrichtung |
JP4033110B2 (ja) * | 2003-11-11 | 2008-01-16 | トヨタ自動車株式会社 | 内燃機関および内燃機関の制御方法 |
US6922997B1 (en) * | 2004-02-03 | 2005-08-02 | International Truck Intellectual Property Company, Llc | Engine based kinetic energy recovery system for vehicles |
DE102004011652B4 (de) * | 2004-03-10 | 2006-09-21 | Bayerische Motoren Werke Ag | Verfahren zum Betreiben einer Brennkraftmaschine im Motorbremsbetrieb |
US20080121218A1 (en) * | 2004-12-13 | 2008-05-29 | Caterpillar Inc. | Electric turbocompound control system |
JP2006177171A (ja) | 2004-12-20 | 2006-07-06 | Toyota Motor Corp | 電動機付き過給機の制御装置及びその制御装置を備えた自動車 |
JP2007127099A (ja) * | 2005-11-07 | 2007-05-24 | Toyota Motor Corp | 電動過給機 |
JP2007239655A (ja) | 2006-03-09 | 2007-09-20 | Hino Motors Ltd | 圧縮圧開放型エンジンブレーキ |
JP5018356B2 (ja) * | 2006-11-22 | 2012-09-05 | 日産自動車株式会社 | 自動変速機の変速制御装置 |
JP2009156109A (ja) * | 2007-12-26 | 2009-07-16 | Nissan Diesel Motor Co Ltd | ブレーキ装置 |
JP2010209735A (ja) | 2009-03-09 | 2010-09-24 | Toyota Motor Corp | 内燃機関の制御装置 |
JP2012097604A (ja) * | 2010-10-29 | 2012-05-24 | Isuzu Motors Ltd | 内燃機関の排気ブレーキ制御方法及び装置 |
-
2010
- 2010-10-28 JP JP2010242531A patent/JP5724296B2/ja not_active Expired - Fee Related
-
2011
- 2011-10-24 EP EP11836200.3A patent/EP2634403B1/en active Active
- 2011-10-24 US US13/881,309 patent/US9169770B2/en active Active
- 2011-10-24 WO PCT/JP2011/074412 patent/WO2012057066A1/ja active Application Filing
- 2011-10-24 CN CN201180051402.9A patent/CN103180583B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0932569A (ja) * | 1995-07-24 | 1997-02-04 | Mitsubishi Motors Corp | 車両用排気タービン付エンジン |
JP2008008188A (ja) * | 2006-06-29 | 2008-01-17 | Shin Caterpillar Mitsubishi Ltd | 作業機械の出力制御装置及び作業機械の出力制御方法 |
JP2009228448A (ja) * | 2008-03-19 | 2009-10-08 | Mazda Motor Corp | エンジンの過給装置 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014037779A (ja) * | 2012-08-10 | 2014-02-27 | Isuzu Motors Ltd | 圧縮開放ブレーキ装置 |
JP2020051282A (ja) * | 2018-09-25 | 2020-04-02 | いすゞ自動車株式会社 | 減速装置及び減速方法 |
CN110630356A (zh) * | 2019-09-30 | 2019-12-31 | 潍柴动力股份有限公司 | 柴油机后处理系统的再生控制方法及再生控制装置 |
Also Published As
Publication number | Publication date |
---|---|
EP2634403B1 (en) | 2020-07-15 |
CN103180583A (zh) | 2013-06-26 |
EP2634403A4 (en) | 2018-04-11 |
US20130213036A1 (en) | 2013-08-22 |
JP5724296B2 (ja) | 2015-05-27 |
US9169770B2 (en) | 2015-10-27 |
EP2634403A1 (en) | 2013-09-04 |
CN103180583B (zh) | 2016-01-20 |
WO2012057066A1 (ja) | 2012-05-03 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5724296B2 (ja) | エンジンシステム | |
JP5874161B2 (ja) | ターボ過給システム | |
WO2012057191A1 (ja) | ターボ過給システム | |
WO2012057189A1 (ja) | 内燃機関の排気ブレーキ制御方法及び装置 | |
JP2003239755A (ja) | 過給圧制御装置 | |
JP2010265810A (ja) | 内燃機関の制御装置 | |
JP2013181392A (ja) | エンジンの過給システム | |
JP2012092791A (ja) | ターボ過給システム | |
CN105525985A (zh) | 双涡轮增压发动机 | |
JP5716352B2 (ja) | ターボ過給システム | |
JP2012097607A (ja) | エンジンシステム | |
JP2011094589A (ja) | 内燃機関を搭載した車両及びその制御方法 | |
JP2010116896A (ja) | 内燃機関の制御装置 | |
JP5565378B2 (ja) | 内燃機関の制御システム | |
JP5533561B2 (ja) | 過給制御装置 | |
US20140373818A1 (en) | Air supply system | |
JP4582054B2 (ja) | 車両用エンジンシステムの制御装置 | |
JP5691399B2 (ja) | 過給制御装置 | |
JP2012246800A (ja) | 内燃機関の制御装置 | |
JP3900124B2 (ja) | 電動過給機付エンジンを備えた車両の制御装置 | |
JP6114446B1 (ja) | 低圧段駆動階層型電動ターボチャージャ装置および該低圧段駆動階層型電動ターボチャージャ装置を装着した動力システム | |
JP6184741B2 (ja) | 内燃機関 | |
JP5598416B2 (ja) | 内燃機関の制御システム | |
JP2017008838A (ja) | エンジン | |
JP2012092782A (ja) | 過給制御装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20130919 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20140701 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20140820 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20150303 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20150316 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 5724296 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
LAPS | Cancellation because of no payment of annual fees |