CN101370689B - Support element with adjustable lateral supports - Google Patents
Support element with adjustable lateral supports Download PDFInfo
- Publication number
- CN101370689B CN101370689B CN2006800422384A CN200680042238A CN101370689B CN 101370689 B CN101370689 B CN 101370689B CN 2006800422384 A CN2006800422384 A CN 2006800422384A CN 200680042238 A CN200680042238 A CN 200680042238A CN 101370689 B CN101370689 B CN 101370689B
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- CN
- China
- Prior art keywords
- supporting member
- lateral supports
- backrest
- base part
- along
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/64—Back-rests or cushions
- B60N2/66—Lumbar supports
- B60N2/667—Lumbar supports having flexible support member bowed by applied forces
- B60N2/6671—Lumbar supports having flexible support member bowed by applied forces with cable actuators
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- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Seats For Vehicles (AREA)
- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Abstract
The present invention relates to a support element (1), particularly for the backrest of a motor vehicle seat, comprising a base part (20), which can be mounted at a backrest frame (10), and at least two lateral supports (30) which are pivotable mounted lateral at the base part (20) and which are adjustable to change the lateral support of the backrest.
Description
Technical field
The present invention relates to supporting member, particularly be integrated into the supporting member in the back of seat of power actuated vehicle.This supporting member is used to make the shape of backrest and shock absorbing characteristics and occupant to adapt.
Background technology
Supporting member is used for limiting respectively the shock absorbing characteristics and the geometric configuration of backrest in the back of seat of power actuated vehicle.At present, many automobile seats are provided with adjustable supporting member, and these elements allow backrest is regulated in the curvature of lumbar region.Therefore, can make backrest adapt to occupant's back so that the ergonomics improvement of seat.
These so-called Lordosis supports can occur with different embodiments.For example, document EP 1491395A2 shows a kind of supporting member that is used for the automobile seat backrest, and it has integrated adjustable lumbar support.The supporting member that has integrated Lordosis support among this embodiment is made up of the mono-parts, and this member supporting the bumper (cushioning) of backrest.
In driving procedure, the occupant of power actuated vehicle is subjected to the effect of multiple power, and these power are caused by acceleration and deceleration and the driving of turning.Therefore, for the ergonomics of seat, the lateral support that seat provides also is important.On the one hand, good lateral support allows high turning speed, and its basic importance is to make spine be kept upright in driving over a long distance.
In order to strengthen the lateral support of automobile seat, traditional backrest comprises lateral lip at the place, bottom of its side, carries out lateral support with the bottom to the back.This lateral lip is suitable for the occupant of average level, therefore has only few occupant to be subjected to best lateral support.
Therefore, for example in WO02/083453A1, provide the foamed materials pillow linear element that is covered by cloth to adjust backrest, these pillow linear elements are installed in the Lordosis support place by hook and fasteners.
In addition, the also known system that has the type inflatable bumper, these systems are cost height and sensitive for damages technically.Therefore, only in the seat of luxury car, just can see such system.
Although nowadays the power actuated vehicle of standard generally includes good comfort and support performance, also need the ability of improving seat comfort and automobile seat being regulated separately at corresponding occupant in cost-effective mode always.Particularly should improve the lateral support of automobile seat.
Summary of the invention
The problems referred to above are that the theme by aspect 1 solves.Particularly, these problems are to solve by a kind of supporting member (especially for the supporting member of automobile seat backrest), and this supporting member comprises: base part, and it can be installed in the back frame place; And at least two lateral supports, it laterally is installed in the base portion office in the mode that can pivot, and scalable is to change the lateral support of backrest.
By comprising the supporting member of two lateral supports that can pivot like this, the lateral support of automobile seat backrest can be carried out other adjusting at the occupant.On the one hand lateral support intensity can be regulated, the Effective width between the lateral lip of automobile seat backrest can be changed on the other hand.Thus, improved the seat ergonomics of power actuated vehicle.
Because lateral supports is connected to base part, so can be simply, at low cost the supporting member module of lateral supports as one is assembled in the backrest of automobile seat.Therefore by using the supporting member of one, assembly cost and built-up time have been reduced.Particularly, supporting member can be used as an integral body, and the installation elements of making by for example screw, rivet or plastics is installed in the back frame place.
In a kind of preferred embodiment, lateral supports can center on axial translation, and described axle is basically along the longitudinal direction setting of backrest.
Thus, lateral supports can pivot to the inside, and increases the lateral lip intensity of backrest in the pivot process.Simultaneously, for the narrower occupant in back, the space that do not utilize between the lateral lip is also shortened.
In another preferred embodiment, lateral supports comprises flat basically elongated shape, its along towards occupant's direction with projection mode sphering.Thisly adapt to the lateral lumbar area at occupant back, and below the seat bumper, do not have tangible edge towards occupant's flat, elongated rounded form.
In another preferred embodiment, lateral supports is divided into the part of three adjacent settings along the horizontal direction of backrest, and comprise the rigidity mounting portion laterally from the inboard, softer transition portion and rigid end.Since lateral supports is divided into three parts like this, therefore comfortable especially so lateral supports has flexibility and elasticity for the occupant, but enough lateral support effects are arranged.Particularly, soft transition portion makes rigid end flexibly be supported on rigidity installation portion office with the elastic type setting.
In another preferred embodiment, transition portion is longitudinally crooked.By the bending of elasticity transition portion, the flying characteristic of lateral supports adapts to the shape of occupant's lateral lumbar area.
In another preferred embodiment, therefrom mind-set top and bottom reduce the rigidity of lateral supports along the longitudinal direction.Therefore, lateral supports has more rigidity at core, so the lateral support of seat is stronger in the top and the bottom of lateral supports at this part ratio, and wherein lateral supports is fused in the normal bumper at top and bottom.Therefore, avoided between the adjustable lateral supports of backrest and normal bumper zone, taking place as hard as crossing.
In another preferred embodiment, lateral supports comprises air extractor vent, and these air extractor vents are arranged in the soft transition portion.Soft transition portion is arranged to preferably comprise that air extractor vent, air extractor vent have increased the ventilation of backrest and favourable soft transition portion is provided simultaneously.
In another preferred embodiment, therefrom mind-set top and bottom increase the scope of air extractor vent along the longitudinal direction.By the ventilation hole size is mainly increased along the longitudinal direction, also reduced the rigidity of transition portion.
In another preferred embodiment, lateral supports is activated by Bowden cable, and the sheath of Bowden cable is connected to base part, and the cable of Bowden cable is connected to lateral supports.Therefore, supporting member provides the parts of one, and these parts can stack-mounted be whole and be assembled in the backrest of automobile seat fully in advance as one.Therefore, in this assembling process, saved the extra number of assembling steps relevant with Bowden cable.
In another preferred embodiment, supporting member also comprises Lordosis support, and Lordosis support and base part are integrally formed, and its curvature is adjustable along the longitudinal direction.If supporting member also is provided with this Lordosis support, also can obtain the parts of one, these parts can be as an overall package in the backrest of automobile seat.Saved the extra number of assembling steps that is used to assemble Lordosis support.
In another preferred embodiment, base part and/or lateral supports can be made by plastic material, particularly the PA of glass fibre enhancing.Because make by plastic material, thus the supporting member very light in weight, but still stable and anti-fracture.In addition, the complicated shape of base part and lateral supports (Lordosis support of one also is like this) can for example be made by injection molding, deep draw or the thermoforming of plastic material easily and at low cost.
More preferred embodiments are from the subordinate aspect.
Description of drawings
Below with reference to the accompanying drawings the preferred embodiments of the present invention are described, have illustrated in the accompanying drawing:
Fig. 1: according to the 3-D view of supporting member of the present invention, it is installed in the back frame of automobile seat;
Fig. 2 A: in primary importance, the three-dimensional side view of looking from supporting member according to the present invention below;
Fig. 2 B: in the second place of lateral supports, according to the supporting member of Fig. 2 A;
Fig. 3: the thin portion view of one of lateral supports;
Fig. 4: the 3-D view of looking from the supporting member back side;
Fig. 5: along the supporting member partial section that the A-A line of Fig. 4 is got.
The specific embodiment
Below with reference to the accompanying drawings the preferred embodiments of the present invention are described.
Fig. 1 shows supporting member 1, and supporting member 1 is installed in the back frame 10 of automobile seat.Supporting member 1 is arranged in the bottom of back frame 10, promptly is positioned at lumbar spine regions.Supporting member 1 preferably is arranged on the bumper (not shown) below of backrest.
Supporting member 1 comprises base part 20, and base part 20 laterally is installed in back frame 10 places.For base part 20 is installed to back frame 10, base part 20 is provided with side direction attachment face 22, and side direction attachment face 22 is against lateral backrest frame 10.Shown in Fig. 2 A and Fig. 2 B, base part 20 comprises the concave shape in the face of the occupant back, makes the whole backrest of power actuated vehicle vehicle seat be substantially shaped as depression shape, for occupant's back provides lateral support.
Integrated supporting member 1 is installed in back frame 10 can be realized in simple mode by screw, rivet etc., wherein, and the fast equipped element that especially preferably adopts plastic material etc. to make, for example equipped fast element 26 of tenon shape (dowel-like).
Two lateral supports 30 laterally are installed in base part 20 in the mode that can pivot, and form the lateral support of backrest.Lateral supports 30 is preferably realized by corresponding axle 40 in the support at base part 20 places, axle 40 longitudinal direction L along backrest, as shown in Figure 4 and Figure 5.Lateral supports 30 can center on axle 40 inboard or outside pivot mutually.Therefore, the lateral support of backrest is increased or reduce, to adjust the lateral supports of backrest narrower or wideer.Thus, can make lateral supports 30 adapt to corresponding occupant.
As shown in figures 1 and 3, lateral supports 30 comprises flat basically longitudinal component respectively, this part along towards occupant's direction with protruding mode sphering (rounded).In Fig. 2 A and 2B, can specifically see this convex shape.Thus, lateral supports 30 does not form tangible edge below bumper, and adapts to the lateral lumbar area at occupant back.
In addition, Fig. 3 shows lateral supports 30 and comprises zone 31,32 and 33 by three adjacent layouts shown in the long and short dash line along the horizontal direction Q of backrest.Lateral supports 30 corresponding to its on supporting member 1 layout and comprise in-to-in rigidity mounting portion 31, described rigidity mounting portion 21 is provided with installs clip 36.Lateral supports 30 is supported on base part 20 places by clip 36 is installed with axle 40.
At lateral supports 30 places, be adjacent to be provided with softer transition portion 32 with mounting portion 31, transition portion 23 comprises breather port 34, these breather ports 34 are separated each other by bar 35.By being arranged alternately breather port 34 and bar 35, part 32 is provided, lateral supports 30 can more easily bend at these part 32 places.Should be noted that in Fig. 3, only marked the example of a bar 35 as other bars 35.
See easily that by Fig. 3 the scope of breather port 34 L in a longitudinal direction increases to top and bottom gradually from center M.To top and bottom, the bending rigidity of transition portion 32 reduces this feasible L in a longitudinal direction gradually from center M, thereby the bending rigidity of whole lateral supports 30 also reduces gradually.Therefore, and compare at end place, lateral supports 30 has more rigidity at center M place.
Because transition portion 32 is elastomeric, so end 33 is subjected to resilient mounting with respect to mounting portion 31.This has further improved the traveling comfort of backrest, and has improved occupant's safety under situation about having an accident.
As seen from Figure 3, transition portion 32 and end 33 L along the longitudinal direction are crooked in the following manner: this mode makes lateral supports 30 adapt to occupant's back well, particularly center M place with compare the support effect that provides stronger at the respective end portions place.
Fig. 2 A and Fig. 2 B show the regulatory function of lateral supports 30.Fig. 2 A shows under the less situation of lateral support, the particularly situation for occupant back broad, the position of lateral supports 30.In the case, lateral supports 30 is pivoted in side direction against base part 20.
If the occupant wishes that lateral support is bigger, if particularly occupant's back is narrower, then lateral supports 30 can inwardly and forward pivot around axle 40, shown in Fig. 2 B.Certainly, all positions of lateral supports 30 can both be regulated between the position shown in the position shown in Fig. 2 A and Fig. 2 B continuously.
The adjusting of lateral supports 30 realizes by Bowden cable (Bowden cable) mechanism 60,62.By Fig. 4 and Fig. 5 as seen, the sheath 67 of Bowden cable 60 is connected horizontal arrangement container 24 places of base part 20.The cable 68 of Bowden cable 60 is connected to lateral supports 30 rightly.By making cable 68 tensionings, can infinitely regulate the pivot position of lateral supports 30.As shown in Figure 5, the pivoting angle α of lateral supports 30 depend on Bowden cable 60 cable 68 setting value d2 with and be connected to the distance with respect to axle 40 of lateral supports 30.
As seen from Figure 4, activate lateral supports 30 by each Bowden cable 60, wherein Bowden cable 60 is to activated by common actuation element 62.As shown in Figure 1, actuation element 62 is preferably mounted in back frame 10 places.In the present embodiment, actuation element 62 is manual actuation element, and it is activated by occupant's rotation.But, can certainly use electric actuation elements to activate Bowden cable 60.
As Fig. 1, Fig. 2 and shown in Figure 4, supporting member 1 also is provided with Lordosis support 50, and Lordosis support 50 is the L curvature-adjustable along the longitudinal direction.The curvature that this means Lordosis support 50 can change in the projection mode along the direction at occupant back.
Lordosis support 50 forms with the base part 20 of supporting member 1, and promptly base part 20 and Lordosis support 50 constitute parts.Therefore formed the one supporting member module that is used for common component in the back frame 10, this module comprises adjustable lateral supports 30 and adjustable Lordosis support 50.
Because Lordosis support 50 scalable are so it must be movable with respect to base part 20.Lordosis support 50 52 links to each other with base part 20 with movable manner by elastic material rod at the top.Lordosis support 50 just rests on the base part 20 in bottom 54, is supported in movable mode with respect to base part 20.
By 64 controls of two Bowden cables, the sheath of these Bowden cables 64 is connected in the vertically arranged container 28 of base part 20 Lordosis support 50 equally, and the cable of Bowden cable 64 is connected to the bottom 54 of Lordosis support 50.By making the cable tensioning of Bowden cable 64, thereby the curvature of Lordosis support 50 increases.Bowden cable 64 is activated by actuation element 66, and actuation element 66 can be same or similar with actuation element 62, and can be installed in back frame 10 places equally.
Generally speaking, therefore supporting member 1 combines adjustable Lordosis support 50 with the mode of adjustable lateral supports 30 with integrated component.By being integrated into like this in the mono-supporting member 1, Lordosis support 50 and lateral supports 30 can mutual group be contained in the back frame 10.Thus, obtained above-mentioned and assembling and cost advantages associated.
Can expect producing base part 20 and/or lateral supports 30 by the metal sheet of deep draw and die forging gained.
Bowden cable 60 and 64 comprises steel wire cable 68 and the sheath 67 of the spiral wire that covered by plastic material.
Label list
1 support component
10 back frames
20 base parts
22 installed surfaces
24 horizontal containers
26 fast equipped elements
28 vertical containers
30 lateral supports
31 mounting portions
32 transition portions
33 ends
34 breather ports
35 bars
36 install clip
40
50 Lordosis supports
The top of 52 Lordosis supports
The bottom of 54 Lordosis supports
60 are used for the Bowden cable of lateral supports
62 are used for the actuation element of lateral supports
64 are used for the Bowden cable of Lordosis support
66 are used for the actuation element of Lordosis support
67 sheaths
68 cables
Claims (11)
1. a supporting member (1) is used for the supporting member of automobile seat backrest, comprising:
A) base part (20), it can be installed in back frame (10) and locate; With
B) at least two lateral supports (30), it is installed in described base part (20) with the mode side direction that can pivot and locates, and scalable is to change the described lateral supports of described backrest; It is characterized in that
C) described lateral supports (30) is divided into the part (31,32,33) of three adjacent settings along the horizontal direction (Q) of described backrest, and comprises the end (33) of rigidity mounting portion (31), elasticity transition portion (32) and rigidity laterally respectively from the inboard.
2. supporting member according to claim 1, wherein, described lateral supports (30) can pivot around axle (40), and described axle is provided with along the longitudinal direction (L) of described backrest.
3. supporting member according to claim 1 and 2, wherein, described lateral supports (30) has flat elongated shape, and described shape is along the direction projection ground sphering towards the occupant.
4. supporting member according to claim 1, wherein, described transition portion (32) is (L) bending along the longitudinal direction.
5. according to each described supporting member in the claim 1,2 or 4, wherein, the rigidity of described lateral supports (30) along the longitudinal direction (L) (M) reduces to top and bottom from the center.
6. according to each described supporting member in the claim 1,2 or 4, wherein, described lateral supports (30) comprises air extractor vent (34), and described air extractor vent (34) is arranged in the described elasticity transition portion (32).
7. supporting member according to claim 6, wherein, described air extractor vent (34) in a longitudinal direction (L) (M) increases its length to top and bottom from the center.
8. according to claim 1, each described supporting member in 2 or 4, wherein, described lateral supports (30) activates by Bowden cable (60), the sheath of described Bowden cable (67) is arranged on described base part (20) and locates, and the cable of described Bowden cable (68) is arranged on described lateral supports (30) and locates.
9. according to each described supporting member in the claim 1,2 or 4, also comprise Lordosis support (50), described Lordosis support and described base part (20) are integrally formed, and its curvature-adjustable of (L) along the longitudinal direction.
10. according to each described supporting member in the claim 1,2 or 4, wherein, described base part (20) and/or institute's lateral supports (30) are made by plastic material.
11. supporting member according to claim 10, wherein, described plastic material is the PA that glass fibre strengthens.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102005053948.3A DE102005053948B4 (en) | 2005-11-11 | 2005-11-11 | Support element with adjustable side supports |
| DE102005053948.3 | 2005-11-11 | ||
| PCT/EP2006/010821 WO2007054347A1 (en) | 2005-11-11 | 2006-11-10 | Support element with adjustable lateral supports |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101370689A CN101370689A (en) | 2009-02-18 |
| CN101370689B true CN101370689B (en) | 2011-06-01 |
Family
ID=37806912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2006800422384A Expired - Fee Related CN101370689B (en) | 2005-11-11 | 2006-11-10 | Support element with adjustable lateral supports |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP1945479A1 (en) |
| CN (1) | CN101370689B (en) |
| DE (1) | DE102005053948B4 (en) |
| WO (1) | WO2007054347A1 (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ITMI20082021A1 (en) * | 2008-11-14 | 2010-05-15 | Giovanni Merlini | TRUNK SUPPORT DEVICE FOR DISABLED DRIVERS |
| CN103010054B (en) * | 2011-09-28 | 2015-11-25 | 比亚迪股份有限公司 | A kind of backrest regulating mechanism of seat and comprise the seat of this mechanism |
| DE102011114622A1 (en) * | 2011-09-30 | 2013-04-04 | Sitech Sitztechnik Gmbh | Vehicle seat with sidewalls formed from autoreactive scaffolding structures |
| DE102013013199B4 (en) * | 2013-04-18 | 2017-11-16 | Deon Group AG | Electromotive furniture drive |
| DE102014008818A1 (en) * | 2014-06-17 | 2015-12-17 | GM Global Technology Operations LLC (n. d. Ges. d. Staates Delaware) | Seat for a motor vehicle |
| BR112019000590B1 (en) * | 2016-07-14 | 2023-02-14 | Ranpak Corp. | STOCK SUPPLY ASSEMBLY AND A STOCK MATERIAL HOLDER FOR A DUNG CONVERSION MACHINE |
| US20200039405A1 (en) * | 2018-08-01 | 2020-02-06 | GM Global Technology Operations LLC | Vehicle passenger seat for passenger seating in a vehicle |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0808746A2 (en) * | 1996-05-20 | 1997-11-26 | LEAR CORPORATION ITALIA S.p.A. | Lumbar supporting member for a motor-vehicle seat backrest |
| EP1046539A1 (en) * | 1999-04-24 | 2000-10-25 | Keiper GmbH & Co. | Vehicle seat, particularly seat for automobile |
| WO2002083453A1 (en) * | 2001-04-13 | 2002-10-24 | Jean Tognet | Comfort accessory for vehicle seat |
| EP1491395A2 (en) * | 2003-06-23 | 2004-12-29 | Fico Cables, Lda | Backrest support structure with pressure map adjustment |
| CN1683184A (en) * | 2004-04-15 | 2005-10-19 | 西尔斯制造公司 | Vehicle seat frame |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1869266U (en) * | 1961-01-30 | 1963-03-21 | Erich Wegner | BACK SUPPORT. |
| JPS5588713A (en) * | 1978-12-27 | 1980-07-04 | Tachikawa Spring Co | Sheet for car in synthetic resin |
| IT1249658B (en) * | 1991-06-11 | 1995-03-09 | Fiat Auto Spa | BACK SUPPORT ELEMENT FOR SEATS, PARTICULARLY AUTOMOTIVE SEATS. |
-
2005
- 2005-11-11 DE DE102005053948.3A patent/DE102005053948B4/en not_active Expired - Fee Related
-
2006
- 2006-11-10 WO PCT/EP2006/010821 patent/WO2007054347A1/en active Application Filing
- 2006-11-10 CN CN2006800422384A patent/CN101370689B/en not_active Expired - Fee Related
- 2006-11-10 EP EP06840934A patent/EP1945479A1/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0808746A2 (en) * | 1996-05-20 | 1997-11-26 | LEAR CORPORATION ITALIA S.p.A. | Lumbar supporting member for a motor-vehicle seat backrest |
| EP1046539A1 (en) * | 1999-04-24 | 2000-10-25 | Keiper GmbH & Co. | Vehicle seat, particularly seat for automobile |
| WO2002083453A1 (en) * | 2001-04-13 | 2002-10-24 | Jean Tognet | Comfort accessory for vehicle seat |
| EP1491395A2 (en) * | 2003-06-23 | 2004-12-29 | Fico Cables, Lda | Backrest support structure with pressure map adjustment |
| CN1683184A (en) * | 2004-04-15 | 2005-10-19 | 西尔斯制造公司 | Vehicle seat frame |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102005053948B4 (en) | 2017-01-19 |
| CN101370689A (en) | 2009-02-18 |
| EP1945479A1 (en) | 2008-07-23 |
| DE102005053948A1 (en) | 2007-05-16 |
| WO2007054347A1 (en) | 2007-05-18 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110601 Termination date: 20111110 |