JP5492385B2 - シート成形用ダイスおよびシート成形方法 - Google Patents
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- 238000000034 method Methods 0.000 title claims description 10
- 229920005989 resin Polymers 0.000 claims description 183
- 239000011347 resin Substances 0.000 claims description 183
- 238000011144 upstream manufacturing Methods 0.000 claims description 39
- 239000000470 constituent Substances 0.000 claims description 18
- 238000007599 discharging Methods 0.000 claims description 7
- 238000000465 moulding Methods 0.000 description 20
- 235000013372 meat Nutrition 0.000 description 5
- 238000007493 shaping process Methods 0.000 description 5
- 238000001816 cooling Methods 0.000 description 3
- 239000003507 refrigerant Substances 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000002470 thermal conductor Substances 0.000 description 2
- 229920005992 thermoplastic resin Polymers 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000012438 extruded product Nutrition 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/911—Cooling
- B29C48/9135—Cooling of flat articles, e.g. using specially adapted supporting means
- B29C48/914—Cooling of flat articles, e.g. using specially adapted supporting means cooling drums
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/07—Flat, e.g. panels
- B29C48/08—Flat, e.g. panels flexible, e.g. films
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
- B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
- B29C48/19—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their edges
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
- B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
- B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/255—Flow control means, e.g. valves
- B29C48/2556—Flow control means, e.g. valves provided in or in the proximity of dies
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
- B29C48/305—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
- B29C48/305—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
- B29C48/307—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets specially adapted for bringing together components, e.g. melts within the die
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/49—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using two or more extruders to feed one die or nozzle
- B29C48/495—Feed-blocks
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
- B29C48/865—Heating
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/9258—Velocity
- B29C2948/926—Flow or feed rate
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92695—Viscosity; Melt flow index [MFI]; Molecular weight
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92904—Die; Nozzle zone
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/50—Details of extruders
- B29C48/695—Flow dividers, e.g. breaker plates
- B29C48/70—Flow dividers, e.g. breaker plates comprising means for dividing, distributing and recombining melt flows
- B29C48/705—Flow dividers, e.g. breaker plates comprising means for dividing, distributing and recombining melt flows in the die zone, e.g. to create flow homogeneity
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/25—Solid
- B29K2105/253—Preform
- B29K2105/256—Sheets, plates, blanks or films
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Description
3,3a シート成形用ダイス
5 第1の樹脂押出機
7 第2の樹脂押出機
15 リップ隙間
17 第1の流路
19 第2の流路
21 温度調節手段
23 リップ部
37 絞り構成部材
41,41a ダイス本体部
43,43a 接続ブロック
51 フィードブロック
53 樹脂供給路
Claims (7)
- 第1の樹脂押出機から第1の溶融樹脂の供給を受け、第2の樹脂押出機から第2の溶融樹脂の供給を受け、前記第1の溶融樹脂と前記第2の溶融樹脂とをリップ隙間から吐出してシート状の樹脂成形品を成形するシート成形用ダイスにおいて、
前記供給された第1の溶融樹脂を前記リップ隙間の上流側に位置しているリップ部の上流端まで流すために設けられた第1の流路と;
前記供給された第2の溶融樹脂を前記リップ部まで流すために設けられ、経路の途中で複数に分岐し、これらの分岐したものの各下流端が前記リップ部の各上流端に接続されている第2の流路と;
前記分岐した第2の各流路における前記第2の溶融樹脂の流量を調節するために、前記分岐した各流路のうちの少なくとも1つの流路の途中の部位の温度を局部的に調節する温度調節手段と;
前記シート成形用ダイスとは別体で構成され、前記分岐した各流路のうちの少なくとも1つの流路の途中の部位に設けられた筒状の絞り構成部材と;を有し、
前記温度調節手段は、前記絞り構成部材の温度を変える手段である、
ことを特徴とするシート成形用ダイス。 - 請求項1に記載のシート成形用ダイスにおいて、
前記シート成形用ダイスは、ダイス本体部と接続ブロックとを備えて構成されており、
前記各流路は、前記接続ブロックから前記ダイス本体部にわたって形成されており、
前記リップ部は、前記ダイス本体部に形成されており、
前記第2の流路は、前記接続ブロックで分岐しており、
前記絞り構成部材は、前記ダイス本体部と前記接続ブロックとの接続部位に設置されており、
前記接続ブロックを前記ダイス本体部に設置したときに、前記ダイス本体部と前記接続ブロックとに一体的に設置されるように構成されている、
ことを特徴とするシート成形用ダイス。 - 第1の樹脂押出機から第1の溶融樹脂の供給を受け、第2の樹脂押出機から第2の溶融樹脂の供給を受け、前記第1の溶融樹脂と前記第2の溶融樹脂とをリップ隙間から吐出してシート状の樹脂成形品を成形するシート成形用ダイスにおいて、
前記供給された第1の溶融樹脂を前記リップ隙間の上流側に位置しているリップ部のさらに上流側に位置している樹脂供給路の上流端まで流すために設けられた第1の流路と;
前記供給された第2の溶融樹脂を前記樹脂供給路まで流すために設けられ、経路の途中で複数に分岐し、これらの分岐したものの各下流端が前記樹脂供給路の各上流端に接続されている第2の流路と;
前記分岐した第2の各流路における前記第2の溶融樹脂の流量を調節するために、前記分岐した各流路のうちの少なくとも1つの流路の途中の部位の温度を局部的に調節する温度調節手段と;
前記シート成形用ダイスとは別体で構成され、前記分岐した各流路のうちの少なくとも1つの流路の途中の部位に設けられた筒状の絞り構成部材と;を有し、
前記温度調節手段は、前記絞り構成部材の温度を変える手段である、
ことを特徴とするシート成形用ダイス。 - 請求項3に記載のシート成形用ダイスにおいて、
前記シート成形用ダイスは、ダイス本体部とこのダイス本体部に接続されているフィードブロックと、このフィードブロックに接続されている接続ブロックとを備えて構成されており、
前記各流路は、前記接続ブロックから前記フィードブロックにわたって形成されており、
前記樹脂供給路は、前記フィードブロックから前記ダイス本体部にわたって形成されており、
前記リップ部は、前記ダイス本体部に形成されており、
前記第2の流路は、前記接続ブロックで分岐しており、
前記絞り構成部材は、前記フィードブロックと前記接続ブロックとの接続部位に設置されており、
前記接続ブロックをフィードブロックに設置したときに、前記フィードブロックと前記接続ブロックとに一体的に設置されるように構成されている、
ことを特徴とするシート成形用ダイス。 - 樹脂押出機から溶融樹脂の供給を受け、この供給された溶融樹脂をリップ隙間から吐出してシート状の樹脂成形品を成形するシート成形用ダイスにおいて、
前記供給された溶融樹脂を前記リップ隙間まで流すために設けられ、経路の途中で複数に分岐し、これらの分岐したものの各下流端が前記リップ隙間の上流側の各部位に接続されている流路と;
前記シート成形用ダイスとは別体で構成され、前記分岐した各流路のうちの少なくとも1つの流路の途中の部位に設けられた筒状の絞り構成部材と;
前記絞り構成部材の絞り部の温度を調整するために前記絞り構成部材の温度を調節する温度調節手段と;を有する、
ことを特徴とするシート成形用ダイス。 - 樹脂押出機から溶融樹脂の供給を受け、この供給された溶融樹脂をリップ隙間から吐出してシート状の樹脂成形品を成形するシート成形用ダイスにおいて、
前記供給された溶融樹脂を前記リップ隙間まで流すために設けられた流路と;
前記シート成形用ダイスとは別体で構成され、前記流路の途中の部位に設けられた筒状の絞り構成部材と;
前記絞り構成部材の絞り部の温度を調整するために前記絞り構成部材の温度を調節する温度調節手段と;を有する、
ことを特徴とするシート成形用ダイス。 - 請求項1〜請求項6のいずれか1項に記載のシート成形用ダイスを用いてシートを形成する、
ことを特徴とするシート成形方法。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
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JP2008106912A JP5492385B2 (ja) | 2008-04-16 | 2008-04-16 | シート成形用ダイスおよびシート成形方法 |
TW098112503A TW200950957A (en) | 2008-04-16 | 2009-04-15 | Sheet forming die and sheet forming method |
US12/423,832 US8801417B2 (en) | 2008-04-16 | 2009-04-15 | Sheet forming die and sheet forming method |
KR1020090032551A KR101097631B1 (ko) | 2008-04-16 | 2009-04-15 | 시트 성형용 다이스 및 시트 성형 방법 |
DE102009017499.0A DE102009017499B4 (de) | 2008-04-16 | 2009-04-16 | Folienbahnformvorrichtung und Folienbahnformverfahren |
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JP2008106912A JP5492385B2 (ja) | 2008-04-16 | 2008-04-16 | シート成形用ダイスおよびシート成形方法 |
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JP2009255384A JP2009255384A (ja) | 2009-11-05 |
JP5492385B2 true JP5492385B2 (ja) | 2014-05-14 |
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US (1) | US8801417B2 (ja) |
JP (1) | JP5492385B2 (ja) |
KR (1) | KR101097631B1 (ja) |
DE (1) | DE102009017499B4 (ja) |
TW (1) | TW200950957A (ja) |
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US10889071B2 (en) * | 2016-01-08 | 2021-01-12 | Airweave Inc. | Device for manufacturing filament three-dimensional bonded member and method for manufacturing filament three-dimensional bonded member |
KR102084850B1 (ko) * | 2018-06-01 | 2020-04-23 | 에스케이씨 주식회사 | 필름 제조장치 및 수지 재활용성이 향상된 필름 제조방법 |
US11426914B2 (en) * | 2019-03-15 | 2022-08-30 | The Japan Steel Works, Ltd. | Resin film manufacturing device and resin film manufacturing method |
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US7384259B2 (en) * | 2006-02-09 | 2008-06-10 | Guill Tool & Engineering Co, Inc. | Mechanism for adjusting a valve for regulating the flow of plastic to an extrusion die |
JP2008106912A (ja) | 2006-10-27 | 2008-05-08 | Denso Corp | タイミングベルトの張力調整装置 |
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DE102009017499A1 (de) | 2009-11-12 |
TW200950957A (en) | 2009-12-16 |
US8801417B2 (en) | 2014-08-12 |
KR101097631B1 (ko) | 2011-12-22 |
TWI377123B (ja) | 2012-11-21 |
DE102009017499B4 (de) | 2021-05-20 |
US20090263529A1 (en) | 2009-10-22 |
JP2009255384A (ja) | 2009-11-05 |
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