JP4494339B2 - 成形機及びその制御方法 - Google Patents
成形機及びその制御方法 Download PDFInfo
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- JP4494339B2 JP4494339B2 JP2005503590A JP2005503590A JP4494339B2 JP 4494339 B2 JP4494339 B2 JP 4494339B2 JP 2005503590 A JP2005503590 A JP 2005503590A JP 2005503590 A JP2005503590 A JP 2005503590A JP 4494339 B2 JP4494339 B2 JP 4494339B2
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- 238000000465 moulding Methods 0.000 title claims description 45
- 238000000034 method Methods 0.000 title claims description 24
- 230000005856 abnormality Effects 0.000 claims description 114
- 238000001514 detection method Methods 0.000 claims description 79
- 230000010354 integration Effects 0.000 claims description 17
- 230000002159 abnormal effect Effects 0.000 claims 1
- 238000001746 injection moulding Methods 0.000 description 25
- 238000006243 chemical reaction Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 9
- 238000005070 sampling Methods 0.000 description 8
- 230000009191 jumping Effects 0.000 description 6
- 230000001133 acceleration Effects 0.000 description 5
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 238000012935 Averaging Methods 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000012778 molding material Substances 0.000 description 1
- 230000004043 responsiveness Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/84—Safety devices
- B29C45/844—Preventing damage caused by obstructions or foreign matter caught between mould halves during mould closing, e.g. moulded parts or runners
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/76—Measuring, controlling or regulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/76—Measuring, controlling or regulating
- B29C45/768—Detecting defective moulding conditions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/84—Safety devices
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/18—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form
- G05B19/406—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by monitoring or safety
- G05B19/4062—Monitoring servoloop, e.g. overload of servomotor, loss of feedback or reference
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/76—Measuring, controlling or regulating
- B29C45/7626—Measuring, controlling or regulating the ejection or removal of moulded articles
- B29C2045/764—Measuring, controlling or regulating the ejection or removal of moulded articles detecting or preventing overload of an ejector
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76003—Measured parameter
- B29C2945/76006—Pressure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76003—Measured parameter
- B29C2945/76033—Electric current or voltage
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76003—Measured parameter
- B29C2945/76083—Position
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76003—Measured parameter
- B29C2945/7611—Velocity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76344—Phase or stage of measurement
- B29C2945/76381—Injection
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76344—Phase or stage of measurement
- B29C2945/76387—Mould closing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76344—Phase or stage of measurement
- B29C2945/76391—Mould clamping, compression of the cavity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76344—Phase or stage of measurement
- B29C2945/76394—Mould opening
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76929—Controlling method
- B29C2945/76939—Using stored or historical data sets
- B29C2945/76943—Using stored or historical data sets compare with thresholds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/76—Measuring, controlling or regulating
- B29C45/7626—Measuring, controlling or regulating the ejection or removal of moulded articles
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/37—Measurements
- G05B2219/37632—By measuring current, load of motor
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Description
iw=−iu−iv
を算出する。続いて、前記型開閉処理手段の三相二相変換処理手段としての三相二相変換部31は、三相二相変換処理を行い、検出電流iu、iv、iwをd−q座標軸上のd軸電流id及びq軸電流iqに変換し、前記減算器dm、qmに送る。そして、減算器dmは電流指令値idsとd軸電流idの偏差Δidを、減算器qmは電流指令値iqsとq軸電流iqの偏差Δiqを前記型開閉処理手段の電圧指令値算出処理手段としての電圧指令値発生部33に送る。
Is(i)=√(id2 +iq2 )
を算出する。
IA(i)=ΣσIs(i)/n
を算出し、平均積分値IA(i)のパターンを基準パターンPrとする。
Δσ=σIs(i)−IA(i)
を算出し、該差Δσが、あらかじめ設定された閾(しきい)値βより大きいかどうかを判断し、差Δσが閾値βより大きい場合、射出成形機に異常が発生したと判断する。なお、前記閾値βは、前記差Δσおいて想定される最大値に基づいて算出される。前記電流検出値算出部37、積分器38、基準パターン作成部52及び異常判定部53によって異常判定装置が構成される。
38 積分器
53 異常判定部
Claims (10)
- (a)成形機に異常が発生したかどうかを判断するための異常判定指標を、あらかじめ設定された所定の区間において取得する異常判定指標取得処理手段と、
(b)該異常判定指標取得処理手段によって取得された前記異常判定指標を所定のタイミングごとに積分して各積分値を算出する積分処理手段と、
(c)成形機を通常に作動させる前に、前記積分処理手段によって算出された各積分値に基づいて、基準パターンをあらかじめ作成する基準パターン作成処理手段と、
(d)前記基準パターンと、成形機を通常に作動させたときの前記異常判定指標の実績値の各積分値に基づいて作成された実績値パターンとを比較することによって、成形機に異常が発生したかどうかを判断する異常判定処理手段とを有することを特徴とする成形機。 - (a)前記成形機を通常に作動させる前に、成形機の作動を複数回試行したときの、各試行ごとの積分値の平均を表す平均積分値を算出する平均積分処理手段を有するとともに、
(b)前記異常判定処理手段は、成形機を通常に作動させたときの積分値と前記平均積分値との差に基づいて、成形機に異常が発生したかどうかを判断する請求項1に記載の成形機。 - 前記異常判定指標は前記成形機を作動させたときの前記所定の区間において取得される請求項1又は2に記載の成形機。
- (a)前記平均積分値によって基準パターンが構成され、
(b)前記成形機を通常に作動させたときの積分値によって実績値パターンが構成され、
(c)前記異常判定処理手段は、前記基準パターンと実績値パターンとの比較に基づいて、成形機に異常が発生したかどうかを判断する請求項2に記載の成形機。 - 前記異常判定指標は、駆動部を駆動するのに伴って得られる、繰返し再現性を評価するための検出値である請求項1〜4のいずれか1項に記載の成形機。
- 前記検出値は、電流検出値、電圧検出値、速度検出値、位置検出値、圧力検出値、電流指令値及び電圧指令値のうちの少なくとも一つである請求項5に記載の成形機。
- 前記異常判定指標は、駆動部を駆動するのに伴って算出された電流検出値である請求項1に記載の成形機。
- 前記異常判定処理手段は、固定金型と可動金型との間に異物が挟まれているかどうかを判断する請求項1〜7のいずれか1項に記載の成形機。
- 前記異常判定処理手段は、エジェクタピンにかじりが発生したかどうかを判断する請求項1〜7のいずれか1項に記載の成形機。
- (a)成形機に異常が発生したかどうかを判断するための異常判定指標を、あらかじめ設定された所定の区間中に取得し、
(b)取得された前記異常判定指標を所定のタイミングごとに積分して各積分値を算出し、
(c)成形機を通常に作動させる前に、前記各積分値に基づいて基準パターンをあらかじめ作成し、
(d)該基準パターンと、成形機を通常に作動させたときの前記異常判定指標の実績値の各積分値に基づいて作成された実績値パターンとを比較することによって、成形機に異常が発生したかどうかを判断することを特徴とする成形機の制御方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003068441 | 2003-03-13 | ||
JP2003068441 | 2003-03-13 | ||
PCT/JP2004/003262 WO2004080690A1 (ja) | 2003-03-13 | 2004-03-12 | 成形機及びその制御方法 |
Publications (2)
Publication Number | Publication Date |
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JPWO2004080690A1 JPWO2004080690A1 (ja) | 2006-06-08 |
JP4494339B2 true JP4494339B2 (ja) | 2010-06-30 |
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JP2005503590A Expired - Lifetime JP4494339B2 (ja) | 2003-03-13 | 2004-03-12 | 成形機及びその制御方法 |
Country Status (7)
Country | Link |
---|---|
US (1) | US20060193935A1 (ja) |
EP (1) | EP1640136B1 (ja) |
JP (1) | JP4494339B2 (ja) |
KR (1) | KR20050113641A (ja) |
CN (1) | CN100453297C (ja) |
TW (1) | TWI233388B (ja) |
WO (1) | WO2004080690A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010221280A (ja) * | 2009-03-24 | 2010-10-07 | Yaskawa Electric Corp | プレス機械装置およびそのモータ制御装置 |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
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KR100661219B1 (ko) * | 2006-02-02 | 2006-12-22 | 엘에스전선 주식회사 | 전동 사출 성형기의 제어장치 |
AT504856B1 (de) * | 2007-01-11 | 2008-11-15 | Engel Austria Gmbh | Verfahren zur detektion eines fremdkörpers |
AT12901U1 (de) * | 2011-09-26 | 2013-01-15 | Engel Austria Gmbh | Antriebsvorrichtung für eine Spritzgießmaschine |
JP5788353B2 (ja) * | 2012-03-26 | 2015-09-30 | 住友重機械工業株式会社 | 射出成形機 |
JP6505403B2 (ja) * | 2014-03-13 | 2019-04-24 | 住友重機械工業株式会社 | 射出成形機、射出成形機の情報処理装置、および射出成形機の情報処理方法 |
JP5800938B2 (ja) * | 2014-03-19 | 2015-10-28 | ファナック株式会社 | 電源コンバータ制御部を有する射出成形機の制御装置 |
JP5996579B2 (ja) * | 2014-06-09 | 2016-09-21 | 株式会社日本製鋼所 | ヒータの断線・劣化判定方法および射出成形機 |
WO2019146010A1 (ja) * | 2018-01-24 | 2019-08-01 | 株式会社日立製作所 | 加工物の不良検知装置 |
JP7326177B2 (ja) * | 2020-01-31 | 2023-08-15 | 住友重機械工業株式会社 | 射出成形機の調整装置、及び射出成形機 |
JP2022080031A (ja) * | 2020-11-17 | 2022-05-27 | セイコーエプソン株式会社 | 成形機管理システム |
AT525041B1 (de) | 2021-11-15 | 2022-12-15 | Aisemo Gmbh | Verfahren für das automatische Erkennen und Protokollieren von serienmäßigen Arbeitszyklen |
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JPH01196322A (ja) * | 1988-02-02 | 1989-08-08 | Japan Steel Works Ltd:The | 電動式射出装置の過負荷運転判別方法及び装置 |
JPH01244816A (ja) * | 1988-03-26 | 1989-09-29 | Japan Steel Works Ltd:The | 電動射出成形機におけるエジエクタ制御方法およびその装置 |
JPH0985792A (ja) * | 1995-09-27 | 1997-03-31 | Fanuc Ltd | 射出成形機の型締制御方法 |
JP2002500967A (ja) * | 1998-01-20 | 2002-01-15 | ヘール、カルル | 射出成形部材の判定法 |
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JPS59217119A (ja) * | 1983-05-26 | 1984-12-07 | Nissei Plastics Ind Co | 射出成形機の監視方法 |
JPS62134239A (ja) * | 1985-12-06 | 1987-06-17 | Japan Steel Works Ltd:The | 射出成形機の工程監視方法 |
JPH0242435Y2 (ja) * | 1986-03-07 | 1990-11-13 | ||
JPS63166513A (ja) * | 1986-12-27 | 1988-07-09 | Nissei Plastics Ind Co | 射出成形機の制御方法 |
JPS63118224A (ja) * | 1987-10-21 | 1988-05-23 | Shigumatsukusu Kk | 射出成形機の監視装置 |
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- 2004-03-12 KR KR1020057016743A patent/KR20050113641A/ko active Search and Examination
- 2004-03-12 CN CNB2004800068386A patent/CN100453297C/zh not_active Expired - Fee Related
- 2004-03-12 EP EP04720173A patent/EP1640136B1/en not_active Expired - Lifetime
- 2004-03-12 WO PCT/JP2004/003262 patent/WO2004080690A1/ja active Application Filing
- 2004-03-12 US US10/547,349 patent/US20060193935A1/en not_active Abandoned
- 2004-03-12 JP JP2005503590A patent/JP4494339B2/ja not_active Expired - Lifetime
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JP2010221280A (ja) * | 2009-03-24 | 2010-10-07 | Yaskawa Electric Corp | プレス機械装置およびそのモータ制御装置 |
Also Published As
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US20060193935A1 (en) | 2006-08-31 |
EP1640136A1 (en) | 2006-03-29 |
CN100453297C (zh) | 2009-01-21 |
CN1761560A (zh) | 2006-04-19 |
TWI233388B (en) | 2005-06-01 |
EP1640136B1 (en) | 2013-02-13 |
EP1640136A4 (en) | 2007-05-09 |
TW200420410A (en) | 2004-10-16 |
WO2004080690A1 (ja) | 2004-09-23 |
KR20050113641A (ko) | 2005-12-02 |
JPWO2004080690A1 (ja) | 2006-06-08 |
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