CN101153529B - Hinge mechanism of refrigerator door - Google Patents
Hinge mechanism of refrigerator door Download PDFInfo
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- CN101153529B CN101153529B CN2006101377903A CN200610137790A CN101153529B CN 101153529 B CN101153529 B CN 101153529B CN 2006101377903 A CN2006101377903 A CN 2006101377903A CN 200610137790 A CN200610137790 A CN 200610137790A CN 101153529 B CN101153529 B CN 101153529B
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- refrigerator
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- side frame
- refrigerator door
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Abstract
The invention discloses a refrigerator door hinge structure, which is arranged in a side frame of the refrigerator. The invention comprising a hinge axis and a hinge body is characterized in that: the hinge body is connected with the refrigerator door body through a leading-out hole arranged in the inner wall of the side frame of the refrigerator, and the hinge body comprises an arc-shaped section, a door body or side frame fixing section and a hinge axis connecting section; when the refrigerator door is opened, the refrigerator door body rotates around the hinge axis with the hinge axis serving as a rotation center and the radius of circle of the arc-shaped section serving as a radius. A cushioning device capable of cushioning the impact between the hinge body, the refrigerator door body and the side frame is arranged near the leading-out hole on the wall inside a bulging frame. On one hand, the invention adopts a simple structure to limit the opening angle of the refrigerator door, thereby preventing the door body from impacting outside articles near the refrigerator. On the other hand, the cushioning device can cushion the impact force caused by quickly opening the refrigerator door, protect the refrigerator against deformation and damage caused by collision, keep the good appearance of the refrigerator and further improve comfort of users.
Description
Technical field
The present invention relates to a kind of refrigerator door connection structure, especially a kind ofly can limit open angle, and prevent because to beat opening door body too fast and cause collision to cause the hinge mechanism of refrigerator door of distortion of refrigerator door and damage to housing.
Background technology
Along with the raising of domestic consumption level, electric refrigerator has become household electrical appliance commonly used.The electric refrigerator that existing family uses is according to the indoor decoration designing requirement and normally with electric refrigerator and supporting installation of other furniture and use.Can rationally place electric refrigerator and effectively produce contradiction between the raising space availability ratio thus; Electric refrigerator is installed between wall and furniture is understood the too much coverage that takies; And cause outwards outstanding bad appearance; Thereby general solution is that electric refrigerator is embedded between the interval or furniture of the indent of wall and keeps external surface parallel, is about to electric refrigerator and installs in whole or in part built-inly.
Because the construction features of existing refrigerator 1 ', door body 2 ' of its sealing chamber, storeroom generally is to be hinged through the hinge on the housing, the door body by hinged open with close, take, deposit the food in the chamber, storeroom in order to the user.When the door body when open rotatably in the fixedly axle center of hinge, a door body is to be rotation and to the outside of housing bias motion with the hinge, i.e. the outside that is positioned at housing around the axle motor point all the time of door body.When door body open angle is excessive, can collide contiguous furniture 3 ' or wall, situation as shown in Figure 1.
For the refrigerator of above-mentioned built-in installation, just need distance member be arranged, so that the furniture of electric refrigerator or its other parallel installation of Men Tiyu is separated in its arranged outside.But when guaranteeing that the door body can not collide with furniture or wall; Distance member also can correspondingly take certain space outerpace; Promptly reserve enough spaces in advance and install and state distance member, and the distance member of external also can have influence on the overall appearance effect of electric refrigerator at electric refrigerator and furniture or between the walls.
Also has a problem in addition; When the door body when open in the hinge axle center, usually can be owing to the excessive excessive velocities of opening the door that causes of exerting oneself, between the Men Tiyu housing or the collision impact power of peripheral object also bigger; Can also can produce distortion by the opposite house body, also can cause certain damage refrigerator itself.
Summary of the invention
The technical problem that the present invention will solve is to overcome the deficiency of prior art, provides a kind of and can limit open angle, and prevent because to beat opening door body too fast and cause collision to cause the hinge mechanism of refrigerator door of refrigerator door distortion and damage to housing.
For solving the problems of the technologies described above; The present invention adopts the basic design of technical scheme to be: a kind of hinge mechanism of refrigerator door, be located in the refrigerator side frame, and comprise hinge axis and hinge bodies; It is characterized in that: described hinge bodies is connected with freezer door body through the set leadout hole of refrigerator side frame inwall; Described hinge bodies comprises an arc section, body canned paragraph and hinge axis linkage section, wherein, and when opening the refrigerator door; Described freezer door body is center of rotation with the hinge axis, is that radius rotates around hinge axis with the radius of circle of arc section.
Described hinge arrangement is located in the protrusion frame of side frame, is located in the protrusion frame corresponding refrigerator door near the position of its upper and lower part, or the position at middle part; The length of its projection of protrusion frame of said side frame is smaller or equal to the thickness of refrigerator door, is preferably to equal the thickness of refrigerator door near protrusion frame one side.If the length of projection can influence its positive aesthetic property greater than the thickness of refrigerator door.
In described protrusion frame, be provided with the buffer of an available buffer hinge bodies and freezer door body collision side frame near the frame wall of leadout hole; Described buffer comprises buffer board and buffer spring; Buffer board connects near an end pressing spring of leadout hole, and the other end of spring and buffer board all is fixed on the side frame wall.
Wherein, when the door body was opened, hinge bodies was pivoted; The refrigerator door rotates thereupon; When the hinge bodies arc section stretched out leadout hole fully, its hinge axis linkage section can be run into buffer board, thereby alleviated the collision of linkage section to the side frame wall; Controlled open angle simultaneously, also avoided of the collision of door body refrigerator shell or adjacent article.
Described freezer door body is provided with sealing mat near a sidewall of hinge arrangement.
The center of circle angle [alpha] minimum that described hinge bodies arc section is corresponding is 90 °.When α was 90 °, door body open angle was 90 °, if do not open fully less than 90 ° of door bodies, it is inconvenient to place article, and the inner parts such as drawer, rack and dividing plate of refrigerator also can't take out.
A kind of hinge mechanism of refrigerator door is located in the refrigerator side frame, comprises hinge axis and hinge bodies; It is characterized in that: described hinge bodies is connected with freezer door body through the set leadout hole of refrigerator side frame wall, and described hinge bodies comprises an arc section, a side frame canned paragraph and hinge axis linkage section, and the side frame canned paragraph is fixed in the refrigerator side frame; Be connected with linkage section through hinge axis; The hinge axis linkage section is connected with arc section again, and arc section passes leadout hole and is connected through axis of rotation with the door body, wherein; When opening the refrigerator door; Described freezer door body is center of rotation with the hinge axis, is that radius rotates around hinge axis with the distance between the linkage section two-end-point, also is simultaneously that the center of rotation rotation makes the door body be opened to maximum angle with the axis of rotation.
The said refrigerator side frame front end that is provided with hinge arrangement is provided with the protrusion frame; Described side frame canned paragraph one end is fixed in the refrigerator side frame, and the other end is to protrusion frame inner bending, and end points is located in the protrusion frame foremost; In 1/3～2/3 scope between the protrusion frame dual-side, the excellent front end center of being located at.
Described hinge axis linkage section is an arc or bending shape structure, and its radian or bending degree satisfy linkage section one end when hinge axis rotates, and the other end drives when arc section rotates can rotate maximum angle.
Its projection length of described protrusion frame smaller or equal to the refrigerator door near 1/2 of protrusion frame one side thickness.
Described freezer door body is provided with sealing mat near a side of protrusion frame, and perhaps the front end place of the corresponding refrigerator side frame of freezer door body inwall is provided with sealing mat.Also a buffer can be set in above-mentioned side frame, this device is located at the position near leadout hole corresponding circle segmental arc and side frame collision.
After adopting technique scheme, the present invention compared with prior art has following beneficial effect.
Hinge mechanism of refrigerator door of the present invention adopts the part of an arc section as hinge bodies, uses simple structure; Limited the open angle of refrigerator door, to avoid the article of a body collision outside, on the other hand near refrigerator; The buffer that is provided with can cushion the impact force that is produced when opening the refrigerator door rapidly; Prevent to keep the image appearance of refrigerator, more can increase the comfort that the user uses because the refrigerator that collision causes is out of shape and damages.
Be described in further detail below in conjunction with the accompanying drawing specific embodiments of the invention.
Description of drawings
Fig. 1 is the sketch map of the furniture collision run into when opening of the door body of existing refrigerator;
Fig. 2 is the sketch map of refrigerator door of the present invention when opening;
Fig. 3 is the generalized section of refrigerator door closure state hinge arrangement part of the present invention;
Fig. 4 is the generalized section of refrigerator door open mode hinge arrangement part of the present invention;
Fig. 5 is the generalized section of refrigerator door closure state hinge arrangement part second embodiment of the present invention;
Fig. 6 is the generalized section of refrigerator door open mode hinge arrangement part second embodiment of the present invention;
Fig. 7 is the generalized section of another hinge arrangement part of refrigerator door closure state of the present invention;
Fig. 8 is the generalized section that refrigerator door of the present invention is opened another hinge arrangement part of certain angle state;
Fig. 9 is the generalized section that refrigerator door of the present invention is opened another hinge arrangement part of end-state;
Description of reference numerals:
1 ', 1 refrigerator, 2 ', 2 body, 3 article of furniture, 4 hinge arrangements, 5 refrigerator side frames, 6 protrusion frames, 7 hinge axis, 8 hinge axis linkage sections, 9 arc sections, 10 body canned paragraphs, 10 ' side frame canned paragraph, 11 sealing mats, 12 buffer boards, 13 buffer springs, 14 axis of rotation
The specific embodiment
Embodiment one
To shown in Figure 6, a kind of hinge mechanism of refrigerator door of the present invention is located in the refrigerator side frame 5 like Fig. 3; Comprise hinge axis 7 and hinge bodies, hinge bodies is connected with freezer door body 2 through the set leadout hole of refrigerator side frame 5 inwalls, and described hinge bodies comprises an arc section 9, a body canned paragraph 10 and a hinge axis linkage section 8; Wherein, When opening the refrigerator door, described freezer door body 2 is a center of rotation with hinge axis 7, is that radius is around hinge axis 7 rotations with the radius of circle of arc section 9.
Refrigerator door of the present invention is built-in refrigerator door, and the side frame 5 that is provided with hinge arrangement has projection, but also other three frame protrudes and then surrounds a door body 2, and described hinge arrangement is located in the protrusion frame 6 of side frame.The length of said side frame projection is smaller or equal to the thickness of refrigerator door, is preferably to equal the thickness of refrigerator door near protrusion frame one side.If the length of projection can influence its positive aesthetic property greater than the thickness of refrigerator door.
Hinge bodies comprises three parts; Wherein, described hinge bodies arc section 9 corresponding center of circle angle [alpha] minimums are 90 °, when α is 90 °; Door body open angle is 90 °; If do not open fully less than 90 ° of door bodies, it is inconvenient to place article, and the inner parts such as drawer, rack and dividing plate of refrigerator also can't take out.
First kind of embodiment of the present invention is that like Fig. 3 and shown in Figure 4, described hinge bodies door body canned paragraph 10 is located on freezer door body 2 inboard wall outer surfaces, can be screwed.
Because therefore the structure of refrigerator door that this design breaks traditions and the design of refrigerator door hinge, needs design sealing mat in addition.Traditional sealing mat is located at position, the inboard edge of freezer door body, and when closing the refrigerator door, sealing mat seals refrigerator fully all around.And the present invention is because the hinge arrangement and the freezer door body of design have an annexation; If near also designing on the refrigerator door of hinge arrangement one side according to traditional sealing mat; Sealing mat 11 then can not seal fully, so can be located on the sidewall of freezer door body 2 near hinge arrangement at the hinges fixing allocation; And other three side can be constant, and what need is that refrigerator reveal wall sealing mat must be connected with the sealing mat bending up and down of refrigerator door fully.
Second kind of embodiment of the present invention is that like Fig. 5 and shown in Figure 6, described hinge bodies door body canned paragraph 10 inserts in the freezer door body 2 through door limit, side wall, is screwed.
11 of the sealing mats of present embodiment can be located at position, the inboard edge of freezer door body in the conventional mode.
Another characteristics of the present invention are exerted oneself when preventing that freezer door body from opening excessive and are caused colliding refrigerator shell or other contiguous object, in described protrusion frame 6 in, are provided with the buffer that an available buffer hinge bodies and freezer door body collide side frame near the frame wall of leadout hole.
Buffer can have multiple, and buffer of the present invention comprises buffer board 12 and buffer spring 13, and buffer board 12 connects near an end pressing spring 13 of leadout hole, and spring 13 all is fixed on the side frame wall with the other end of buffer board 12.
Wherein, when the door body was opened, hinge bodies was pivoted; The refrigerator door rotates thereupon; When the hinge bodies arc section stretched out leadout hole fully, its hinge axis linkage section can be run into buffer board, thereby alleviated the collision of linkage section to the side frame wall; Controlled open angle simultaneously, also avoided of the collision of door body refrigerator shell or adjacent article.
Hinge arrangement of the present invention can be located at that corresponding refrigerator door also can be located at the position at corresponding refrigerator door middle part in the refrigerator side frame protrusion frame near the position of its upper and lower part in the refrigerator side frame protrusion frame.
Embodiment two
Described hinge mechanism of refrigerator door of this embodiment and the difference of above-mentioned embodiment are, have increased the axis of rotation of being located on the body, open the refrigerator door through two kinds of rotation maximum angles.
Extremely shown in Figure 9 like Fig. 7, shown in, this hinge arrangement is located in the refrigerator side frame 5; Comprise hinge axis 7 and hinge bodies, described hinge bodies is connected with freezer door body 2 through the set leadout hole of refrigerator side frame wall, and described hinge bodies comprises an arc section 9, a side frame canned paragraph 10 ' and hinge axis linkage section 8; Side frame canned paragraph 10 ' is fixed in the refrigerator side frame 5, is connected with linkage section 8 through hinge axis 7, and hinge axis linkage section 8 is connected with arc section 9 again; Arc section 9 passes leadout hole and is connected through axis of rotation 14 with door body 2; Wherein, when opening refrigerator door 2, described freezer door body 2 is a center of rotation with hinge axis 7; With the distance between linkage section 8 two-end-points is that radius rotates around hinge axis 7, is that the center of rotation rotation makes a door body 2 be opened to maximum angle (consulting Fig. 8 and Fig. 9) with axis of rotation 14 also simultaneously.
Because side frame canned paragraph 10 ' is to 6 inner bendings of protrusion frame from side frame 5; Hinge axis 7 is located at protrusion frame 6 foremost; So hinge axis linkage section 8 should be an arc or bending shape structure, its radian or bending degree satisfy linkage section 8 one ends when hinge axis 7 rotations, and the other end drives when arc section 9 rotates can rotate maximum angle; In order to prevent linkage section 8 collision side frame inwalls; Also a buffer can be set in above-mentioned side frame, this device is located near the position of leadout hole corresponding circle segmental arc and side frame collision (not shown, but reference implementation mode one).
Described freezer door body is provided with sealing mat near a side of protrusion frame, and perhaps the front end place of the corresponding refrigerator side frame of freezer door body inwall is provided with sealing mat, the embodiment one in its set-up mode such as the enforcement mode one.
Hinge mechanism of refrigerator door of the present invention adopts the part of an arc section as hinge bodies, uses simple structure; Limited the open angle of refrigerator door, to avoid the article of a body collision outside, on the other hand near refrigerator; The buffer that is provided with can cushion the impact force that is produced when opening the refrigerator door rapidly; Prevent to keep the image appearance of refrigerator, more can increase the comfort that the user uses because the refrigerator that collision causes is out of shape and damages.
Claims (11)
1. a hinge mechanism of refrigerator door is located in the refrigerator side frame, comprises hinge axis and hinge bodies; It is characterized in that: described hinge bodies is connected with freezer door body through the set leadout hole of refrigerator side frame inwall; Described hinge bodies comprises an arc section, body canned paragraph and hinge axis linkage section, wherein, and when opening the refrigerator door; Described freezer door body is center of rotation with the hinge axis, is that radius rotates around hinge axis with the radius of circle of arc section.
2. hinge mechanism of refrigerator door according to claim 1 is characterized in that: described hinge arrangement is located in the protrusion frame of side frame, is located in the protrusion frame corresponding refrigerator door near the position of its upper and lower part, or the position at middle part; The length of its projection of protrusion frame of said side frame is smaller or equal to the thickness of refrigerator door.
3. hinge mechanism of refrigerator door according to claim 2 is characterized in that: the length of its projection of protrusion frame of said side frame equals the thickness of refrigerator door near protrusion frame one side.
4. according to claim 1 or 2 or 3 described hinge mechanism of refrigerator door; It is characterized in that: the buffer that in described protrusion frame, is provided with an available buffer hinge bodies and freezer door body collision side frame near the frame wall of leadout hole; Described buffer comprises buffer board and buffer spring; Buffer board connects near an end pressing spring of leadout hole, and the other end of spring and buffer board all is fixed on the side frame wall.
5. hinge mechanism of refrigerator door according to claim 1 is characterized in that: described freezer door body is provided with sealing mat near a sidewall of hinge arrangement.
6. hinge mechanism of refrigerator door according to claim 1 is characterized in that: the center of circle angle [alpha] minimum that described hinge bodies arc section is corresponding is 90 °.
7. a hinge mechanism of refrigerator door is located in the refrigerator side frame, comprises hinge axis and hinge bodies; It is characterized in that: described hinge bodies is connected with freezer door body through the set leadout hole of refrigerator side frame wall, and described hinge bodies comprises an arc section, a side frame canned paragraph and hinge axis linkage section, and the side frame canned paragraph is fixed in the refrigerator side frame; Be connected with linkage section through hinge axis, the hinge axis linkage section is connected with arc section again, and arc section passes leadout hole and is connected through axis of rotation with the door body; Wherein, when opening the refrigerator door, described freezer door body is center of rotation with the hinge axis; With the distance between the linkage section two-end-point is that radius rotates around hinge axis, also is simultaneously that the center of rotation rotation makes the door body be opened to maximum angle with the axis of rotation, and the said refrigerator side frame front end that is provided with hinge arrangement is provided with the protrusion frame; Described side frame canned paragraph one end is fixed in the refrigerator side frame; The other end is to protrusion frame inner bending, and end points is located in the protrusion frame foremost, in 1/3～2/3 scope between the protrusion frame dual-side.
8. hinge mechanism of refrigerator door according to claim 7 is characterized in that: described side frame canned paragraph end points is located at protrusion frame front end center.
9. hinge mechanism of refrigerator door according to claim 7; It is characterized in that: described hinge axis linkage section is an arc or bending shape structure; Its radian or bending degree satisfy linkage section one end when hinge axis rotates, and the other end drives when arc section rotates can rotate maximum angle.
10. hinge mechanism of refrigerator door according to claim 8 is characterized in that: its projection length of described protrusion frame smaller or equal to the refrigerator door near 1/2 of protrusion frame one side thickness.
11. hinge mechanism of refrigerator door according to claim 7 is characterized in that: described freezer door body is provided with sealing mat near a side of protrusion frame, and perhaps the front end place of the corresponding refrigerator side frame of freezer door body inwall is provided with sealing mat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006101377903A CN101153529B (en) | 2006-09-30 | 2006-10-31 | Hinge mechanism of refrigerator door |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200610152294.5 | 2006-09-30 | ||
| CN200610152294 | 2006-09-30 | ||
| CN2006101377903A CN101153529B (en) | 2006-09-30 | 2006-10-31 | Hinge mechanism of refrigerator door |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101153529A CN101153529A (en) | 2008-04-02 |
| CN101153529B true CN101153529B (en) | 2012-02-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2006101377903A Active CN101153529B (en) | 2006-09-30 | 2006-10-31 | Hinge mechanism of refrigerator door |
Country Status (1)
| Country | Link |
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| CN (1) | CN101153529B (en) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101945552B (en) * | 2009-07-07 | 2015-07-15 | 纬创资通股份有限公司 | Door plate opening/closing device for shell |
| CN102561864A (en) * | 2011-12-13 | 2012-07-11 | 江西洪都航空工业集团有限责任公司 | Water-proof device and method for hinge |
| CN103498608A (en) * | 2013-10-12 | 2014-01-08 | 昆山振宏电子机械有限公司 | Hidden type hinge and switch cabinet using hinge |
| CN103556897A (en) * | 2013-10-30 | 2014-02-05 | 镇江船舶电器有限责任公司 | Internal hinge of cabinet |
| KR20160040802A (en) * | 2014-10-06 | 2016-04-15 | 동부대우전자 주식회사 | Refriferator |
| CN106642901B (en) * | 2017-01-09 | 2019-05-31 | 青岛海尔股份有限公司 | Article-storage device |
| CN107630610B (en) * | 2017-09-01 | 2019-08-02 | 青岛海尔股份有限公司 | A kind of hinge component and the refrigerator including it |
| CN112444080B (en) * | 2019-08-28 | 2022-02-22 | 青岛海尔电冰箱有限公司 | Multi-door refrigerator capable of increasing opening degree |
| CN113882772B (en) * | 2020-07-03 | 2022-08-19 | 青岛海尔电冰箱有限公司 | Anti-toppling refrigerator with variable rotating shaft |
| CN113882771B (en) * | 2020-07-03 | 2022-08-23 | 青岛海尔电冰箱有限公司 | Embedded refrigerator capable of preventing door seal from being extruded |
| CN112302454B (en) * | 2020-10-30 | 2022-07-05 | 东风商用车有限公司 | Self-sealing tool box hinge |
| CN113294045A (en) * | 2021-07-02 | 2021-08-24 | 湖北合扬科技有限公司 | Large-opening-degree blind hinge |
| CN115839582A (en) * | 2021-09-18 | 2023-03-24 | 海信（山东）冰箱有限公司 | Refrigerator |
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|---|---|---|---|---|
| CN2223346Y (en) * | 1995-03-03 | 1996-03-27 | 青岛澳柯玛电器公司 | Limit hinge |
| CN1432781A (en) * | 2002-01-15 | 2003-07-30 | 三星电子株式会社 | Assembled redrigerator units |
| CN1435554A (en) * | 2002-01-29 | 2003-08-13 | 乐金电子(天津)电器有限公司 | Buffering structure for door of case type refrigerator |
| CN2572313Y (en) * | 2002-09-29 | 2003-09-10 | 广东科龙电器股份有限公司 | Door hinge for refrigerator |
| DE202005014372U1 (en) * | 2005-09-12 | 2005-11-10 | BSH Bosch und Siemens Hausgeräte GmbH | Door joint for refrigerator or freezer applies increasing hinge moment with increasing door opening angle to prevent damage |
-
2006
- 2006-10-31 CN CN2006101377903A patent/CN101153529B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2223346Y (en) * | 1995-03-03 | 1996-03-27 | 青岛澳柯玛电器公司 | Limit hinge |
| CN1432781A (en) * | 2002-01-15 | 2003-07-30 | 三星电子株式会社 | Assembled redrigerator units |
| CN1435554A (en) * | 2002-01-29 | 2003-08-13 | 乐金电子(天津)电器有限公司 | Buffering structure for door of case type refrigerator |
| CN2572313Y (en) * | 2002-09-29 | 2003-09-10 | 广东科龙电器股份有限公司 | Door hinge for refrigerator |
| DE202005014372U1 (en) * | 2005-09-12 | 2005-11-10 | BSH Bosch und Siemens Hausgeräte GmbH | Door joint for refrigerator or freezer applies increasing hinge moment with increasing door opening angle to prevent damage |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101153529A (en) | 2008-04-02 |
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