JP5500643B2 - ブロー成形機切換え方法、及びブロー成形機 - Google Patents
ブロー成形機切換え方法、及びブロー成形機 Download PDFInfo
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- JP5500643B2 JP5500643B2 JP2010140625A JP2010140625A JP5500643B2 JP 5500643 B2 JP5500643 B2 JP 5500643B2 JP 2010140625 A JP2010140625 A JP 2010140625A JP 2010140625 A JP2010140625 A JP 2010140625A JP 5500643 B2 JP5500643 B2 JP 5500643B2
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- 238000000071 blow moulding Methods 0.000 title claims description 65
- 238000000034 method Methods 0.000 title claims description 26
- 238000001816 cooling Methods 0.000 claims description 46
- 239000002826 coolant Substances 0.000 claims description 40
- 239000012080 ambient air Substances 0.000 claims description 17
- 239000007788 liquid Substances 0.000 claims description 17
- 239000000498 cooling water Substances 0.000 claims description 8
- 230000032258 transport Effects 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 6
- 239000000443 aerosol Substances 0.000 claims description 5
- 238000010926 purge Methods 0.000 claims description 5
- 238000002360 preparation method Methods 0.000 claims description 3
- 230000005855 radiation Effects 0.000 claims 1
- 239000003570 air Substances 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 10
- 238000001125 extrusion Methods 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 4
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- 230000008859 change Effects 0.000 description 2
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- 239000007789 gas Substances 0.000 description 2
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- 238000003860 storage Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
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- 230000007480 spreading Effects 0.000 description 1
- 238000003892 spreading Methods 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
- B29C31/00—Handling, e.g. feeding of the material to be shaped, storage of plastics material before moulding; Automation, i.e. automated handling lines in plastics processing plants, e.g. using manipulators or robots
- B29C31/006—Handling moulds, e.g. between a mould store and a moulding machine
-
- 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
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/34—Moulds or cores; Details thereof or accessories therefor movable, e.g. to or from the moulding station
- B29C33/36—Moulds or cores; Details thereof or accessories therefor movable, e.g. to or from the moulding station continuously movable in one direction, e.g. in a closed circuit
-
- 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
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/16—Cooling
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/28—Blow-moulding apparatus
- B29C49/30—Blow-moulding apparatus having movable moulds or mould parts
- B29C49/36—Blow-moulding apparatus having movable moulds or mould parts rotatable about one axis
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/4252—Auxiliary operations prior to the blow-moulding operation not otherwise provided for
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/78—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
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/16—Cooling
- B29C2035/1616—Cooling using liquids
-
- 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
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/16—Cooling
- B29C2035/1658—Cooling using gas
-
- 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
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/16—Cooling
- B29C2035/1691—Cooling using gas-liquid mixtures
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/48—Moulds
- B29C2049/4856—Mounting, exchanging or centering moulds or parts thereof
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/64—Heating or cooling preforms, parisons or blown articles
- B29C49/6604—Thermal conditioning of the blown article
- B29C2049/6606—Cooling the article
- B29C2049/6653—Cooling the article the medium being other than cooled air
- B29C2049/6661—Water
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/64—Heating or cooling preforms, parisons or blown articles
- B29C49/6604—Thermal conditioning of the blown article
- B29C2049/6606—Cooling the article
- B29C2049/6653—Cooling the article the medium being other than cooled air
- B29C2049/6669—Gas with water droplets
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/08—Biaxial stretching during blow-moulding
- B29C49/10—Biaxial stretching during blow-moulding using mechanical means for prestretching
- B29C49/12—Stretching rods
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/42407—Procedures for start-up or material change
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/48—Moulds
- B29C49/4823—Moulds with incorporated heating or cooling means
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/62—Venting means
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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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/64—Heating or cooling preforms, parisons or blown articles
- B29C49/66—Cooling by refrigerant introduced into the blown article
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/64—Heating or cooling preforms, parisons or blown articles
- B29C49/6604—Thermal conditioning of the blown article
- B29C49/6605—Heating the article, e.g. for hot fill
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Robotics (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Thermal Sciences (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Description
F プラスチック容器
B ブロー成形機
L、M 冷却媒体
V リリーフ弁
X 機械軸
C 機械制御部
R プログラムルーチン
D プログラム区画
Z 空間
1 機械シャフト
3 アーム
4 金型ホルダ
5 金型
6 可動底部
7 延伸ロッド
8、10 接続線
9 分配器
11、19 搬送装置
12 回転駆動体
13 金型キャビティ
14 口保持部分
15 流路
17 アクチュエータ
18 スイッチ弁
20 貯蔵部
23 供給線
Claims (14)
- プリフォーム(P)のプラスチック容器(F)、特にペットボトル(F)用のブロー成形機(B)を、金型の交換のために切り換える方法であって、前記ブロー成形機(B)が、作業サイクル中、回転式に可動であり、ヒートセット作業温度まで加熱される複数の金型(5)を備える、方法において、
空の金型(5)を用いた少なくとも1回の模擬作業サイクルが、前記ブロー成形機(B)の前記金型の交換に備えて実施されること、及び前記少なくとも1回の模擬作業サイクル中に、冷却媒体(L、M)が、前記金型(5)の前記金型キャビティ(13)全てにわたって少なくとも実質的に同時に搬送され、前記金型(5)が、外部から供給された前記冷却媒体(L、M)によって、前記金型キャビティ表面(13)からの放熱により、前記ヒートセット作業温度に比べて冷却されることを特徴とする方法。 - 延伸ブロー成形機として形成された前記ブロー成形機(B)に属する、空のままの閉じた前記金型(5)内に、延伸ロッド(7)が配置され、前記冷却媒体(L、M)が、前記延伸ロッド(7)を介して前記金型(5)の前記金型キャビティ(13)中に導入され、好ましくは、前記空の金型(5)の、前記延伸ロッド(7)と前記金型(5)との間に形成される空間(Z)を少なくとも介して前記金型(5)から放出されること、及び/又は、少なくとも1つのリリーフ弁(V)を更に、又は或いは介して、前記金型の外に、及び/又は少なくとも部分的に開いた前記金型(5)の外に放出されることを特徴とする、請求項1に記載の方法。
- 前記模擬作業サイクル中、前記延伸ロッド(7)が、前記金型(5)内にプリフォーム(P)を有する通常の作業サイクルにおいて制御される延伸ロッド運動に対して、所定の冷却位置で実質的に静止して保持されることを特徴とする、請求項2に記載の方法。
- 前記模擬作業サイクル中、前記金型を冷却するように、前記延伸ロッド(7)が、通常の作業サイクルと同様に前記金型(5)内で動くことを特徴とする、請求項2に記載の方法。
- 前記金型(5)を冷却する間の前記模擬作業サイクルが、前記ブロー成形機(B)の前記金型(5)の、通常の作業サイクルに比べてより低い回転速度で、好ましくは、360度にわたり約50度/秒以下で実施されることを特徴とする、請求項1〜4のいずれか一項に記載の方法。
- 前記金型(5)を冷却する間の前記模擬作業サイクル中、角度範囲が、通常の作業サイクルに比べて変わり、好ましくは広がり、前記角度範囲にわたって、前記模擬作業サイクル内で、機械軸(X)周りで前記金型(5)を回転運動させながら、前記冷却媒体(M、L)が前記金型(5)中に同時に搬送されることを特徴とする、請求項1〜5のいずれか一項に記載の方法。
- 前記模擬作業サイクルにおける冷却中、前記冷却媒体(M、L)の搬送圧力が、通常の作業サイクルに比べて変わり、好ましくは上昇し、好ましくは約40バール〜10バールの間の圧力範囲となることを特徴とする、請求項1〜6のいずれか一項に記載の方法。
- 前記模擬作業サイクル中に前記金型(5)中に搬送される前記冷却媒体(M、L)が、前記通常の作業サイクルでプリフォーム(P)をブロー成形及び/又はパージするためにも使用される媒体、又は前記媒体とは異なる媒体であり、及び/又は、前記通常の作業サイクル中に搬送される前記媒体よりも低い温度を有することを特徴とする、請求項1に記載の方法。
- 前記冷却媒体(L、M)が、周囲空気、好ましくは冷却された周囲空気等の気体、又は冷却水、好ましくは冷却された冷却水等の液体、又は気体/液体混合物、例えばエーロゾルの形であることを特徴とする、請求項1〜8のいずれか一項に記載の方法。
- 通常の作業サイクル中、回転式に動き、交換可能に保持されたヒートセット金型(5)内で、プリフォーム(P)からプラスチック容器、特に高温充填用のペットボトル(F)をブロー成形するブロー成形機(B)、特に延伸ブロー成形機であって、プログラム可能な機械制御部(C)と、各金型(5)中に媒体(M、L)を搬送する搬送装置(11、19)とを備えるブロー成形機において、
前記機械制御部(C)が、空の金型(5)を用いた少なくとも1回の模擬作業サイクルを、冷却媒体(M、L)を外部から前記金型(5)中に供給しながら、金型キャビティ表面を強制冷却するように、低減した回転速度で実施するプログラムルーチン(R)を備えたプログラム区画(D)を有することを特徴とする、ブロー成形機。 - 前記搬送装置(11、19)が、延伸ロッド(7)に接続されるか、又は接続可能であり、前記延伸ロッド(7)を前記金型(5)中に導入することができることを特徴とする、請求項10に記載のブロー成形機。
- 前記金型(5)及び前記延伸ロッド(7)に接続可能な少なくとも1つの追加の搬送装置(19)がそれぞれ、気体又は液体冷却媒体(M、L)を搬送する少なくとも前記模擬作業サイクル中に設けられること、及び/又は、別個の供給経路が、前記強制冷却のためだけに設けられることを特徴とする、請求項10に記載のブロー成形機。
- 模擬作業サイクル用のプログラムルーチン(R)を介した前記金型(5)の回転範囲内で、前記媒体を供給する角度範囲及び/又は搬送圧力が可変であること、及び/又は前記延伸ロッド(7)を、前記金型キャビティ(13)内の所定の冷却位置で実質的に停止することができることを特徴とする、請求項10に記載のブロー成形機。
- 各金型(5)にリリーフ弁(V)が割り当てられ、前記リリーフ弁(V)が、模擬作業サイクル中に強制冷却を行うように動作可能であるか、又は圧力応答性であることを特徴とする、請求項10〜13のいずれか一項に記載のブロー成形機。
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Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102009031154A DE102009031154A1 (de) | 2009-06-30 | 2009-06-30 | Verfahren zum Umrüsten einer Blasmaschine und Blasmaschine |
DE102009031154.8 | 2009-06-30 |
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JP2011011546A JP2011011546A (ja) | 2011-01-20 |
JP5500643B2 true JP5500643B2 (ja) | 2014-05-21 |
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US (1) | US8778241B2 (ja) |
EP (1) | EP2269803B1 (ja) |
JP (1) | JP5500643B2 (ja) |
CN (1) | CN101934582B (ja) |
DE (1) | DE102009031154A1 (ja) |
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---|---|---|---|---|
US9057120B2 (en) * | 2010-02-17 | 2015-06-16 | Apple Inc. | Thermoplastic forming methods for amorphous alloy |
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EP2269803A2 (de) | 2011-01-05 |
EP2269803B1 (de) | 2017-10-25 |
JP2011011546A (ja) | 2011-01-20 |
EP2269803A3 (de) | 2016-04-13 |
CN101934582B (zh) | 2013-11-20 |
US8778241B2 (en) | 2014-07-15 |
CN101934582A (zh) | 2011-01-05 |
DE102009031154A1 (de) | 2011-01-05 |
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