WO2011142140A1 - 薄型表示装置のキャビネットを製造する射出成型金型装置及び薄型表示装置のキャビネット製造方法 - Google Patents
薄型表示装置のキャビネットを製造する射出成型金型装置及び薄型表示装置のキャビネット製造方法 Download PDFInfo
- Publication number
- WO2011142140A1 WO2011142140A1 PCT/JP2011/002680 JP2011002680W WO2011142140A1 WO 2011142140 A1 WO2011142140 A1 WO 2011142140A1 JP 2011002680 W JP2011002680 W JP 2011002680W WO 2011142140 A1 WO2011142140 A1 WO 2011142140A1
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- WIPO (PCT)
- Prior art keywords
- cabinet
- mold
- hot runner
- injection
- display device
- Prior art date
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- 238000004519 manufacturing process Methods 0.000 title claims description 21
- 238000001746 injection moulding Methods 0.000 title abstract description 5
- 238000002347 injection Methods 0.000 claims abstract description 57
- 239000007924 injection Substances 0.000 claims abstract description 57
- 229920005989 resin Polymers 0.000 claims description 40
- 239000011347 resin Substances 0.000 claims description 40
- 239000000463 material Substances 0.000 claims description 22
- 238000000034 method Methods 0.000 claims description 14
- 238000010438 heat treatment Methods 0.000 claims description 2
- 230000007547 defect Effects 0.000 abstract description 8
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000003780 insertion Methods 0.000 description 8
- 230000037431 insertion Effects 0.000 description 8
- 238000000465 moulding Methods 0.000 description 7
- 238000012986 modification Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- 229920005992 thermoplastic resin Polymers 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000012447 hatching Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Images
Classifications
-
- 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
- B29C45/0025—Preventing defects on the moulded article, e.g. weld lines, shrinkage marks
-
- 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
- B29C45/26—Moulds
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
- B29C45/2701—Details not specific to hot or cold runner channels
- B29C45/2708—Gates
-
- 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
- B29C45/72—Heating or cooling
- B29C45/73—Heating or cooling of the mould
-
- 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
- B29C45/0025—Preventing defects on the moulded article, e.g. weld lines, shrinkage marks
- B29C2045/0027—Gate or gate mark locations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/34—Electrical apparatus, e.g. sparking plugs or parts thereof
- B29L2031/3475—Displays, monitors, TV-sets, computer screens
Definitions
- the present invention relates to an injection mold apparatus for manufacturing a cabinet of a thin display device and a method of manufacturing a cabinet of a thin display apparatus, and in particular, a resin molding that includes a fixed mold and a movable mold and is melted by a hot runner.
- the present invention relates to an injection mold apparatus for injecting a material to manufacture a cabinet of a thin display device and a cabinet manufacturing method of the thin display device.
- FIG. 1 to 3 show an example of an injection mold apparatus 101 that has been generally used conventionally.
- the fixed mold 110 side is on the external surface (front surface) 182 of the resin molded product 180 to be manufactured, and the movable mold 120 side is on the back surface 184 of the resin molded product 180. It is comprised so that it may become.
- a hot runner 130 for injecting molten thermoplastic resin material is disposed on the fixed mold 110 side. Then, as shown in FIG. 3 in which the area B of FIG.
- an injection path called a curl gate portion 140 is formed from the fixed mold 110 side to the movable mold 120 side, and the back surface of the resin molded product 180 A resin material is injected from the insertion portion 142 on the 184 side.
- an object of the present invention is an injection mold apparatus for manufacturing a cabinet of a thin display device. Even when bosses and ribs are arranged on the back surface of the cabinet, the appearance of the front surface is improved. It is to provide a technique capable of molding a cabinet without causing the above-mentioned problems.
- This injection mold apparatus includes a fixed mold and a movable mold, and injects a resin material melted by a hot runner into a cavity formed by the fixed mold and the movable mold.
- An injection mold apparatus for manufacturing a cabinet of a thin display device wherein the fixed mold side is the back surface of the cabinet, and the movable mold side is the surface of the cabinet.
- the hot runner is disposed in the fixed mold, and the injection port of the resin material of the hot runner is a position where an extended end of a side surface extending to the back side of the cabinet is formed in the fixed mold. It is arranged on the surface corresponding to. Further, in the fixed mold, the surface on which the injection port is disposed may be flat.
- the movable mold may be provided with heat treatment means for gloss treatment on the surface of the cabinet.
- Another aspect of the present invention relates to a cabinet manufacturing method.
- This cabinet manufacturing method includes a fixed mold and a movable mold, and injects a resin material melted by a hot runner into a cavity formed by the fixed mold and the movable mold.
- a cabinet manufacturing method for manufacturing a cabinet of a thin display device wherein in the cavity portion, the fixed mold side is a back surface of the cabinet, and the movable mold side is a surface of the cabinet.
- the hot runner is disposed in the fixed mold, and the resin outlet of the hot runner is formed with an extended end of a side surface extending to the back side of the cabinet in the fixed mold.
- the resin material which is arranged on the surface corresponding to the position and is melted from the hot runner into the cavity portion is injected by a direct injection method. .
- an injection mold apparatus for manufacturing a cabinet of a thin display device even if bosses and ribs are arranged on the back surface of the cabinet, an appearance defect is caused on the front surface. Therefore, it is possible to provide a technology capable of forming a cabinet without using it.
- FIG. 4 is a view showing a front cabinet 80 which is a resin molded product manufactured by the injection mold apparatus 1 of the present embodiment.
- 4A is a view seen from the cabinet surface 82 side
- FIG. 4B is a view seen from the cabinet back surface 84 side
- FIG. 4C is a view showing a cross-sectional structure.
- the cabinet surface 82 of the front cabinet 80 is subjected to a high gloss treatment.
- various types of ribs and bosses (hereinafter collectively referred to as “ribs 85”) are formed on the cabinet back surface 84.
- FIG. 5 and 6 show an injection mold apparatus 1 for manufacturing the front cabinet 80.
- FIG. 5 is a cross-sectional view of the front cabinet 80 in the cavity 40 formed between the surface 41 of the fixed mold 10 (see FIG. 6) and the surface 42 of the movable mold 20 (see FIG. 6). The formed state is shown.
- FIG. 6 is a diagram showing the front cabinet 80 formed by separating the movable mold 20 from the fixed mold 10.
- the injection mold apparatus 1 includes a fixed mold 10 on the left side and a movable mold 20 on the right side.
- a surface 42 formed on the movable mold 20 is a surface corresponding to the cabinet surface 82 of the front cabinet 80.
- the surface 42 is mirror-finished so that the cabinet surface 82 is highly glossy.
- the surface 41 formed on the fixed mold 10 is a surface corresponding to the cabinet back surface 84.
- various ribs 85 are formed from the cabinet back surface 84 toward the rear (leftward in the figure), and the surface 41 of the fixed mold 10 is formed of such ribs. It has a predetermined shape corresponding to the shape of 85.
- a hot runner 30 is arranged at a predetermined position in the fixed mold 10.
- the hot runners 30 are arranged at two locations on the upper and lower sides, and the number of installations and installation locations are determined in consideration of the injection property of the resin material, the fluidity in the mold, the temperature distribution, and the like.
- FIG. 7 shows an enlarged view of region A in FIG. 5 as a view focusing on the injection port 32 of the hot runner 30.
- the hot runner 30 is arranged in the cavity 40 so that the injection port 32 is located at a position where the side surface end portion 92 of the cabinet side surface 90 of the front cabinet 80 is formed.
- the size of the injection port 32 is, for example, 2 mm in diameter.
- the side surface end portion 92 of the cabinet side surface 90 is an end portion extending rearward, and the ribs 85 arranged around the lower side are lower and the front side of the position of the side surface end portion 92. Yes. Therefore, it is possible to greatly avoid that the rib 85 obstructs the position of the injection port 32 of the hot runner 30. That is, the hot runner 30 can be arranged in a direct injection system.
- FIG. 8 shows the portion of the front cabinet 80 formed and manufactured by the injection mold apparatus 1 on the rear surface 84 side of the front cabinet 80 with attention paid to the portion where the injection port 32 of the hot runner 30 is arranged.
- a resin insertion portion 94 is formed on the side surface end portion 92 of the cabinet side surface 90.
- On the surface 41 of the cavity 40 on the fixed mold 10 side a position corresponding to the resin insertion portion 94 is formed on a plane, and the injection port 32 of the hot runner 30 is disposed on the plane, and a resin material is disposed in the cavity 40. Is ejected. That is, the resin insertion portion 94 corresponds to the gate portion.
- the thickness d1 of the cabinet side surface 90 is generally designed to be about 1.5 mm.
- the thickness d2 of the resin insertion portion 94 is slightly larger than 2 mm in diameter, which is the size of the injection port 32 of the hot runner 30. From the viewpoint of reducing the thickness as much as possible, the size of the injection port 32 of the hot runner 30 may be substantially the same when the injection of the resin material is not affected.
- the manufacturing process of the front cabinet 80 by the above injection mold apparatus 1 will be briefly described. With the front cabinet 80 removed, the movable mold 20 is moved and placed at a predetermined position, and the resin material is injected by the surface 42 of the movable mold 20 and the surface 41 of the fixed mold 10. A cavity 40 is formed as a space. Subsequently, a thermoplastic resin material is injected into the cavity 40 from the hot runner 30 provided in the fixed mold 10. At this time, the injection port 32 of the hot runner 30 is located at a position corresponding to the side end portion 92 of the cabinet side surface 90 of the front cabinet 80, more specifically, a position corresponding to the resin insertion portion 94. Then, after cooling for a predetermined time, the movable mold 20 is moved away from the fixed mold 10, and the molded front cabinet 80 is taken out. Thereafter, the above-described steps are repeated as necessary.
- FIGS. 9A to 9C the process of taking out the front cabinet 80 after molding will be described with a focus on the protruding mechanism by the hydraulic cylinder 75.
- FIG. 9B When the molding of the front cabinet 80 is completed, the movable side mold 20 is opened as shown in FIG. 9B from the state where the fixed side mold 10 and the movable side mold 20 shown in FIG. 9A are closed. It is controlled to the state. Then, as shown in FIG. 9C, the ejector plate 77 is actuated by the hydraulic cylinder 75 (in this case, it moves in the right direction in the figure), and the front cabinet 80 protrudes by the ejector pins 76 attached to the ejector plate 77. Is done. By this step, the front cabinet 80 can be taken out.
- the hot runner 30 is arranged in the fixed mold 10, and the injection port 32 of the hot runner 30 is located at a position corresponding to the side end portion 92 of the cabinet side surface 90 of the front cabinet 80, that is, resin insertion It can be arranged at a position corresponding to the portion 94.
- occurrence of appearance defects such as weld marks and flow marks on the cabinet surface 82 can be greatly reduced.
- the position where the weld mark, the flow mark, etc. are highly likely to occur is the cabinet side surface 90 serving as the gate portion and is not conspicuous. Therefore, even if it occurs, the reference for the appearance defect is the cabinet surface 82. It can be relaxed in comparison.
- the direct injection method does not use the curled gate portion 140 as in the prior art, there is no waste material of spools and runners, which can contribute to cost reduction.
- the amount of resin material used can be reduced by about 120 g.
- the injection mold apparatus 1 b includes a heater 70 in the movable mold 20.
- the heater 70 is disposed at a position corresponding to the cabinet frame on the four sides of the front cabinet 80.
- four heaters 70 are arranged at portions corresponding to the left and right and upper frames of the front cabinet 80, and four heaters 70 are arranged at portions corresponding to the lower frame. .
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
Description
また、前記固定側金型において、前記射出口が配置される前記面は、平面状であってもよい。
また、前記可動側金型に、前記キャビネットの表面に光沢処理の為の加熱処理手段を備えてもよい。
本発明の別の態様は、キャビネット製造方法に関する。このキャビネット製造方法は、固定側金型と可動側金型とを備え、前記固定側金型と前記可動側金型とによって形成されるキャビティ部にホットランナにより溶融した樹脂材を射出して、薄型表示装置のキャビネットを製造するキャビネット製造方法であって、前記キャビティ部分において、前記固定側金型の側が前記キャビネットの裏面に、前記可動側金型の側が前記キャビネットの表面になるようになっており、前記固定側金型に前記ホットランナが配置され、前記ホットランナの樹脂材の射出口は、前記固定側金型において、前記キャビネットの裏面側に延びる側面の延出端部が形成される位置に対応する面に配置され、前記ホットランナから前記キャビティ部に溶融した前記樹脂材をダイレクトインジェクション方式によって注入する。
10 固定側金型
20 可動側金型
30 ホットランナ
32 射出口
40 キャビティ
41、42 面
70 ヒータ
75 油圧シリンダ
76 エジェクタピン
77 エジェクタプレート
80 フロントキャビネット
82 キャビネット表面
84 キャビネット裏面
90 キャビネット側面
92 側面端部
94 樹脂挿入部
Claims (4)
- 固定側金型と可動側金型とを備え、前記固定側金型と前記可動側金型とによって形成されるキャビティ部分にホットランナにより溶融した樹脂材を射出して、薄型表示装置のキャビネットを製造する射出成型金型装置であって、
前記固定側金型の側が前記キャビネットの裏面に、前記可動側金型の側が前記キャビネットの表面になるようになっており、
前記固定側金型に前記ホットランナが配置され、
前記ホットランナの樹脂材の射出口は、前記固定側金型において、前記キャビネットの裏面側に延びる側面の延出端部が形成される位置に対応する面に配置されている
ことを特徴とする射出成型金型装置。 - 前記固定側金型において、前記射出口が配置される前記面は、平面状になっていることを特徴とする請求項1に記載の射出成型金型装置。
- 前記可動側金型に、前記キャビネットの表面に光沢処理の為の加熱処理手段を備えていることを特徴とする請求項1または2に記載の射出成型金型装置。
- 固定側金型と可動側金型とを備え、前記固定側金型と前記可動側金型とによって形成されるキャビティ部にホットランナにより溶融した樹脂材を射出して、薄型表示装置のキャビネットを製造するキャビネット製造方法であって、
前記キャビティ部分において、前記固定側金型の側が前記キャビネットの裏面に、前記可動側金型の側が前記キャビネットの表面になるようになっており、
前記固定側金型に前記ホットランナが配置され、前記ホットランナの樹脂材の射出口は、前記固定側金型において、前記キャビネットの裏面側に延びる側面の延出端部が形成される位置に対応する面に配置され、
前記ホットランナから前記キャビティ部に溶融した前記樹脂材をダイレクトインジェクション方式によって注入する
ことを特徴とする薄型表示装置のキャビネット製造方法。
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BR112012028921A BR112012028921A2 (pt) | 2010-05-14 | 2011-05-13 | dispositivo de molde para moldagem por injeção para fabricar gabinete para dispositivo de exibição fino e método para fabricar gabinete para dispositivo de exibição fino |
US13/696,236 US20130049263A1 (en) | 2010-05-14 | 2011-05-13 | Injection molding mold device for manufacturing cabinet for thin display device and method for manufacturing cabinet for thin display device |
EP11780399A EP2570250A1 (en) | 2010-05-14 | 2011-05-13 | Injection molding die device for producing cabinet of thin display device and method for producing cabinet of thin display device |
RU2012154057/05A RU2012154057A (ru) | 2010-05-14 | 2011-05-13 | Устройство литейной формы для литья под давлением для изготовления корпуса для тонкого устройства отображения и способ изготовления корпуса для тонкого устройства отображения |
MX2012013020A MX2012013020A (es) | 2010-05-14 | 2011-05-13 | Disposito de molde de moldeo por inyeccion para producir gabinete de dispositivo de visualizacion delgado y metodo para producir gabinete de dispositivo de vizualizacion delgado. |
CN201180023163.6A CN102892564B (zh) | 2010-05-14 | 2011-05-13 | 制造薄型显示装置的外壳的注塑成形模具装置及薄型显示装置的外壳制造方法 |
HK13106031.3A HK1178847A1 (en) | 2010-05-14 | 2013-05-21 | Injection molding die device for producing cabinet of thin display device and method for producing cabinet of thin display device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010-111852 | 2010-05-14 | ||
JP2010111852A JP5138727B2 (ja) | 2010-05-14 | 2010-05-14 | 薄型表示装置のキャビネットを製造する射出成型金型装置及び薄型表示装置のキャビネット製造方法 |
Publications (1)
Publication Number | Publication Date |
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WO2011142140A1 true WO2011142140A1 (ja) | 2011-11-17 |
Family
ID=44914200
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2011/002680 WO2011142140A1 (ja) | 2010-05-14 | 2011-05-13 | 薄型表示装置のキャビネットを製造する射出成型金型装置及び薄型表示装置のキャビネット製造方法 |
Country Status (9)
Country | Link |
---|---|
US (1) | US20130049263A1 (ja) |
EP (1) | EP2570250A1 (ja) |
JP (1) | JP5138727B2 (ja) |
CN (1) | CN102892564B (ja) |
BR (1) | BR112012028921A2 (ja) |
HK (1) | HK1178847A1 (ja) |
MX (1) | MX2012013020A (ja) |
RU (1) | RU2012154057A (ja) |
WO (1) | WO2011142140A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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FR2984208A1 (fr) * | 2011-12-19 | 2013-06-21 | Valeo Vision | Dispositif de moulage d'un element en matiere plastique comportant une levre |
Families Citing this family (3)
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CN104014744A (zh) * | 2013-12-13 | 2014-09-03 | 昆山御广峰机械有限公司 | 一种带温度计的电器外壳浇筑模具 |
KR102191786B1 (ko) * | 2020-06-12 | 2020-12-16 | (주)케이엠피 | 접이식 상자용 금형 및 사출물 조립방법 |
JP2022030937A (ja) | 2020-08-07 | 2022-02-18 | 船井電機株式会社 | 樹脂成形品の製造方法および表示装置 |
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JPH09267363A (ja) * | 1996-03-29 | 1997-10-14 | Sanyo Electric Co Ltd | 前面キャビネット成形方法 |
JP2000141011A (ja) * | 1998-11-13 | 2000-05-23 | Sharp Corp | ホットランナ射出成形方法及びホットランナ射出成形装置 |
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-
2010
- 2010-05-14 JP JP2010111852A patent/JP5138727B2/ja active Active
-
2011
- 2011-05-13 US US13/696,236 patent/US20130049263A1/en not_active Abandoned
- 2011-05-13 MX MX2012013020A patent/MX2012013020A/es not_active Application Discontinuation
- 2011-05-13 CN CN201180023163.6A patent/CN102892564B/zh not_active Expired - Fee Related
- 2011-05-13 WO PCT/JP2011/002680 patent/WO2011142140A1/ja active Application Filing
- 2011-05-13 BR BR112012028921A patent/BR112012028921A2/pt not_active IP Right Cessation
- 2011-05-13 EP EP11780399A patent/EP2570250A1/en not_active Withdrawn
- 2011-05-13 RU RU2012154057/05A patent/RU2012154057A/ru not_active Application Discontinuation
-
2013
- 2013-05-21 HK HK13106031.3A patent/HK1178847A1/xx not_active IP Right Cessation
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JPH09267363A (ja) * | 1996-03-29 | 1997-10-14 | Sanyo Electric Co Ltd | 前面キャビネット成形方法 |
JP2000141011A (ja) * | 1998-11-13 | 2000-05-23 | Sharp Corp | ホットランナ射出成形方法及びホットランナ射出成形装置 |
JP2001062876A (ja) * | 1999-08-27 | 2001-03-13 | Sumitomo Chem Co Ltd | 熱可塑性樹脂成形体製造用金型および熱可塑性樹脂成形体の製造方法 |
JP2009137087A (ja) | 2007-12-05 | 2009-06-25 | Sanko Gosei Ltd | 外観面を備える製品の射出成形金型装置、外観面を備える製品の射出成形方法及びその射出成形方法で成形された樹脂成形品。 |
Cited By (2)
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FR2984208A1 (fr) * | 2011-12-19 | 2013-06-21 | Valeo Vision | Dispositif de moulage d'un element en matiere plastique comportant une levre |
EP2607047A1 (fr) * | 2011-12-19 | 2013-06-26 | Valeo Vision | Dispositif de moulage d'un élément comportant une lèvre |
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MX2012013020A (es) | 2013-01-22 |
EP2570250A1 (en) | 2013-03-20 |
RU2012154057A (ru) | 2014-06-20 |
JP5138727B2 (ja) | 2013-02-06 |
CN102892564B (zh) | 2015-03-04 |
US20130049263A1 (en) | 2013-02-28 |
BR112012028921A2 (pt) | 2016-07-26 |
HK1178847A1 (en) | 2013-09-19 |
CN102892564A (zh) | 2013-01-23 |
JP2011240508A (ja) | 2011-12-01 |
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