CN103612578A - Seat armrest structure and car front-row seat - Google Patents
Seat armrest structure and car front-row seat Download PDFInfo
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- CN103612578A CN103612578A CN201310625944.3A CN201310625944A CN103612578A CN 103612578 A CN103612578 A CN 103612578A CN 201310625944 A CN201310625944 A CN 201310625944A CN 103612578 A CN103612578 A CN 103612578A
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- handrail
- seat
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- hinged
- guide groove
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- 238000000034 method Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 230000003313 weakening effect Effects 0.000 description 3
- 230000007774 longterm Effects 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
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Abstract
The invention discloses a seat armrest structure and a car front-row seat and relates to the technical field of automobile seats. The seat armrest structure and the car front-row seat are invented for improving strength and reducing cost. The seat armrest structure comprises an armrest and a seat backrest, where the armrest is hinged to the seat backrest. The side, close to the seat backrest, on the armrest is provided with a guiding pillar, and the position, corresponding to the guiding pillar, on the seat backrest is provided with a guiding groove. The guiding pillar is arranged in the guiding groove in a matched mode. The guiding groove is of an arc structure, and in addition, the center of the arc structure is located on the hinged axis of the armrest and the seat backrest. The seat armrest structure is used for the car front-row seat.
Description
Technical field
The present invention relates to automotive seat technical field, relate in particular to a kind of armrest structure for chair and car front seat.
Background technology
Automotive seat are as the important component part of automobile; the design of its structure and annex has considerable influence to the comfort level of taking; at present; in order to provide support conventionally to occupant's arm, can design on the seat armrest structure for chair; for fear of handrail, affect occupant gets on or off the bus simultaneously; armrest structure for chair is conventionally liftable; when occupant sits on the seat; armrest can be arm and provides support; increase comfort level; when member leaves seat or preparation and takes, can armrest be lifted by armrest structure for chair, conveniently take.
It is fix shaft that existing armrest structure for chair be take the long hook bolt being fixed on seat back-rest framework, and on spine frame, establish two guideposts, handrail is provided with respectively and two two guide grooves that guidepost is corresponding, handrail be take fix shaft as centre of gration, take guidepost and guide groove to coordinate path as direction is at level attitude with lift between position and be rotated.But the guide groove of this structure is opened on handrail, because the structure of handrail is conventionally less, offering guide groove has adverse effect to the intensity of handrail, if will increase the intensity of handrail, needs to increase the local thickness that handrail is provided with guide groove, increased the volume and weight of handrail, cost is increased.
Summary of the invention
Embodiments of the invention provide a kind of armrest structure for chair and car front seat, can improve intensity, reduce costs.
For achieving the above object, embodiments of the invention adopt following technical scheme:
A kind of armrest structure for chair of the embodiment of the present invention comprises handrail and back of seat, described handrail and described back of seat are hinged, a side near described back of seat on described handrail is provided with guidepost, position corresponding with described guidepost on described back of seat is provided with guide groove, described guidepost is equipped with in described guide groove, described guide groove is arc-shaped structure, and the center of circle of described arc-shaped structure is positioned in the hinge axes of described handrail and described back of seat.
Further, described guide groove can limit described handrail by described guidepost and rotate between primary importance and the second place, and when described handrail is during in described primary importance, described handrail is horizontality, when described handrail is during in the described second place, described handrail is lifting status.
Particularly, the central angle of described guide groove is 105 °.
Further, described handrail is hinged by positioning component and described back of seat, described positioning component comprises bolt and column sleeve, described column sleeve is fixedly connected with described back of seat, described column sleeve is provided with the negative thread that can coordinate with described bolt, described handrail one end offers hinged through hole, described handrail is sheathed on described column sleeve by described hinged through hole, described bolt is arranged in described hinged through hole and is connected with the screw-internal thread fit of described column sleeve, the bolt cap of described bolt can compress described handrail to described back of seat direction, described handrail can be around the axis rotation of described column sleeve.
Further, described hinged through hole is counter bore structure, and described bolt cap is positioned at described counter bore structure completely.
Further, between described hinged through hole and described column sleeve, be provided with the first lining, between described hinged through hole and described bolt, be provided with the second lining, the end of described the first lining and described the second lining is equipped with flange, described bolt cap compresses described handrail by the flange of described the second lining to described back of seat direction, described handrail compresses described the first lining by the flange of described the first lining to described back of seat direction.
Further, between the flange of described the second lining and described bolt cap, be provided with corrugated gasket, between described corrugated gasket and described bolt cap, be provided with the 3rd lining.
Further, described hinged through hole is provided with the blanking cover with described hinged through hole clamping near one end of described bolt cap.
Further, on described guidepost, be arranged with the 4th lining, and described guidepost coordinates with described guide groove by described the 4th lining.
In the armrest structure for chair that the embodiment of the present invention provides, described handrail and described back of seat are hinged, described guidepost on described handrail coordinate with described guide groove on described back of seat carry out spacing, realized the function that described handrail can rotate around the hinge axes of described handrail and described back of seat, because the structure of described handrail is conventionally less, offering described guide groove thereon may affect the intensity of described handrail, therefore, the local thickness that need to improve the guide groove of described handrail increases the intensity of handrail, this increases the weight and volume of described handrail, cost increases, the armrest structure for chair that the embodiment of the present invention provides is arranged at described guide groove on described back of seat, described guidepost is arranged on described handrail, do not affect coordinating of described guidepost and described guide groove, and can prevent the weakening of described guide groove to described handrail intensity, avoided increasing handrail thickness and causing cost to increase for improving the intensity of described handrail, thus, can improve the intensity of described handrail, reduce costs, and in use and operating process, simply, convenient, traveling comfort is high.
The embodiment of the present invention also provides a kind of car front seat, comprises the armrest structure for chair described in as above arbitrary technical scheme.
In the armrest structure for chair that the car front seat that the embodiment of the present invention provides adopts, described handrail and described back of seat are hinged, described guidepost on described handrail coordinate with described guide groove on described back of seat carry out spacing, realized the function that described handrail can rotate around the hinge axes of described handrail and described back of seat, because the structure of described handrail is conventionally less, offering described guide groove thereon may affect the intensity of described handrail, therefore, the local thickness that need to improve the guide groove of described handrail increases the intensity of handrail, this increases the weight and volume of described handrail, cost increases, the armrest structure for chair that the embodiment of the present invention provides is arranged at described guide groove on described back of seat, described guidepost is arranged on described handrail, do not affect coordinating of described guidepost and described guide groove, and can prevent the weakening of described guide groove to described handrail intensity, avoided increasing handrail thickness and causing cost to increase for improving the intensity of described handrail, thus, can the intensity of described car front seat be got a promotion by improving the intensity of described handrail, the reduction of described handrail cost also makes the cost of car front seat be reduced, and in use and operating process, simply, convenient, traveling comfort is high.
Accompanying drawing explanation
Fig. 1 is the rotary state figure of embodiment of the present invention armrest structure for chair;
Fig. 2 is that the A-A of Fig. 1 is to cutaway view;
Fig. 3 is that the B-B of Fig. 1 is to cutaway view;
Fig. 4 is the partial enlarged view of C portion in Fig. 2.
The specific embodiment
Below in conjunction with accompanying drawing, a kind of armrest structure for chair of the embodiment of the present invention and car front seat are described in detail.
In description of the invention, it will be appreciated that, orientation or the position relationship of the indications such as term " " center ", " on ", D score, 'fornt', 'back', " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", " outward " be based on orientation shown in the drawings or position relationship; be only the present invention for convenience of description and simplified characterization; rather than the device of indication or hint indication or element must have specific orientation, with specific orientation structure and operation, so can not be interpreted as limitation of the present invention.
Term " first ", " second " be only for describing object, and can not be interpreted as indication or hint relative importance or the implicit quantity that indicates indicated technical characterictic.Thus, one or more these features can be expressed or impliedly be comprised to the feature that is limited with " first ", " second ".In description of the invention, except as otherwise noted, the implication of " a plurality of " is two or more.
With reference to Fig. 1, Fig. 1 is the rotary state figure of embodiment of the present invention armrest structure for chair, armrest structure for chair described in the present embodiment comprises handrail 1 and back of seat 2, handrail 1 is hinged with back of seat 2, a side near back of seat 2 on handrail 1 is provided with guidepost 4, and position corresponding with guidepost 4 on back of seat 2 is provided with guide groove 3, and guidepost 4 is equipped with in guide groove 3, guide groove 3 is arc-shaped structure, and the center of circle of arc-shaped structure is positioned in the hinge axes of handrail 1 and back of seat 2.
In the armrest structure for chair that the embodiment of the present invention provides, handrail 1 is hinged with back of seat 2, guidepost 4 on handrail 1 coordinate with guide groove 3 on back of seat 2 carry out spacing, realized the function that handrail 1 can rotate around handrail 1 and the hinge axes of back of seat 2, because the volume and weight of handrail 1 is conventionally less, offering guide groove 3 thereon may affect the intensity of handrail 1, therefore, the local thickness that need to improve the guide groove 3 of handrail 1 increases the intensity of handrail 1, this increases the weight and volume of handrail 1, cost increases, the armrest structure for chair that the embodiment of the present invention provides is arranged at guide groove 3 on back of seat 2, guidepost 4 is arranged on handrail 1, do not affect coordinating of guidepost 4 and guide groove 3, and can prevent the weakening of 3 pairs of described handrail 1 intensity of guide groove, avoided increasing handrail 1 thickness and causing cost to increase for improving the intensity of handrail 1, thus, can improve the intensity of described handrail 1, reduce costs, and in use and operating process, simply, convenient, traveling comfort is high.
For handrail 1 is moved between suitable position, guide groove 3 can rotate by guidepost 4 restriction handrails 1 between primary importance and the second place, when handrail 1 is during in primary importance, handrail 1 is horizontality (position as shown in the solid line in Fig. 1), now handrail 1 can provide support occupant's arm, improve the comfort level of taking, when handrail 1 is during in the second place, handrail 1 is lifting status (position as shown in the dotted line in Fig. 1), can avoid handrail 1 to hinder passenger riding seat, make the use of seat convenient.
Because the rotation of handrail 1 is limited by guide groove 3, therefore the angle of handrail 1 handrail 1 when primary importance and the second place equates with the central angle of guide groove 3, if the central angle of guide groove 1 is too small, although handrail 1 is in lifting status, but still can hinder driver and crew, take seat, if the central angle of guide groove 3 is excessive, increased handrail 1 has been carried out to unnecessary rotation, and handrail 1 may turn to the back side of back of seat 2, affect passenger riding back seat, therefore only handrail 1 need to be turned to parallel with back of seat 2, according to base of principle of human engineering, when the angle of inclination of the back of seat 2 of vehicle is set to 105 °, ride quality is better, therefore central angle that can guide groove 3 is set to 105 °, make when handrail 1 is during in the second place, handrail 1 adapts with the position of back of seat 2, avoided the interference to passenger riding seat.
With reference to Fig. 2, Fig. 3 and Fig. 4, handrail 1 can be hinged by positioning component and back of seat 2, positioning component comprises bolt 6 and column sleeve 5, column sleeve 5 is fixedly connected with back of seat 2, column sleeve 5 is provided with the negative thread that can coordinate with bolt 6, handrail 1 one end offers hinged through hole 7, handrail 1 is sheathed on column sleeve 5 by hinged through hole 7, bolt 6 is arranged in hinged through hole 7 and is connected with the screw-internal thread fit of column sleeve 5, the bolt cap 61 of bolt 6 can compress handrail 1 to back of seat 2 directions, handrail 1 can be around the axis rotation of column sleeve 5.Make handrail 1 can column sleeve 5 and the integral body that forms of bolt 6 be that S. A. is rotated, when positioning component is installed, can first handrail 1 be sheathed on column sleeve 5, again bolt 6 is threaded with column sleeve 5 through hinged through hole 7, Assembly &Disassembly process is simple, thus, can in the axis rotation of described column sleeve 5, make hinged being easy to of handrail 1 and back of seat 2 realize realizing handrail 1
For fear of bolt cap 61 and other parts of seat, interfere with each other, hinged through hole 7 can be set to counter bore structure, and make bolt cap 61 be positioned at described counter bore structure completely, thereby can make bolt 6 be positioned at hinged through hole 7 completely, in use, can guarantee that bolt cap 61 does not exceed handrail 1, avoid bolt cap 61 and other parts on seat to interfere with each other, affect the normal use of armrest structure for chair.
Because handrail 1 needs often rotation, therefore the friction of 6, hinged through hole 7 and 5 of column sleeves and hinged through hole 7 and bolt is comparatively frequent, for fear of hinged through hole 7, the wearing and tearing of column sleeve 5 and bolt 6, the first lining 8 can be set between hinged through hole 7 and column sleeve 5, and the second lining 9 is set between hinged through hole 7 and bolt 6, the first lining 8 and the second lining 9 are wear-resistant and easily replacing, thereby the hinged through hole 7 having caused while having avoided hinged through hole 7 directly to contact with bolt 6 with column sleeve 5, the wearing and tearing of column sleeve 5 and bolt 6, in order to prevent, after handrail 1 from turning to lifting status, automatically fall simultaneously, flange 81 can be set in the end of the first lining 8, end at the second lining 9 all arranges flange 91, and bolt cap 61 is compressed handrail 1 to back of seat 2 directions by the flange 91 of the second lining 9, handrail 1 is compressed the first lining 8 by the flange 81 of the first lining 8 to back of seat 2 directions, thereby handrail 1 is compressed to back of seat 2, by increasing the friction force of 2 of handrail 1 and back of seats, while making rotary handle 1, need certain operating effort, and make handrail 1 when lifting status, can automatically not fall, flange 81 can avoid handrail 1 directly to contact with back of seat 2 with flange 91, also can avoid bolt cap 61 directly to contact with handrail 1, thereby prevent handrail 1, the wearing and tearing of back of seat 2 and bolt cap 61.
Operating effort when making rotary handle 1 is stable, can between the flange 91 of the second lining 9 and bolt cap 61, corrugated gasket 10 be set, and the 3rd lining 11 is set between corrugated gasket 10 and bolt cap 61, corrugated gasket 10 is between the flange 91 and bolt cap 61 of the second lining 9, the waveform configuration of corrugated gasket 10 can make to have all the time stable application force between the flange 91 of the second lining 9 and bolt cap 61, thereby guarantee that bolt 6 compresses to back of seat 2 directions handrail 1 with stable application force, thereby make when rotary handle 1, required operating effort is stable, simultaneously for the ease of operation, operating effort in the time of can making rotary handle 1 by the installation site of selecting different corrugated gasket 10 or adjusting corrugated gasket 10 remains on 6N-20N, through multi-pass operation power testing experiment, operating effort during known rotary handle is when 6N-20N, both can prevent that handrail 1 from lifting rear automatic whereabouts, also can avoid crossing ambassador's handrail 1 because of operating effort is difficult to rotate, and at bolt 6 or the second lining 9 when loosening, corrugated gasket 10 can be compressed or be stretched, therefore still can make the flange 91 of the second lining 9 and the application force of 61 of bolt cap keep stablizing, the 3rd lining 11 can prevent that corrugated gasket 10 from directly contacting with bolt cap 61, the wearing and tearing of bolt cap 61 and the second lining 9 have been avoided, thus, operating effort in the time of can making rotary handle 1 is stable, improved armrest structure for chair reliability.
In order to reduce the impact of the normal use of external environment handrail 1, can be at hinged through hole 7 near one end setting of bolt cap 61 and the blanking cover 12 of hinged through hole 7 clampings.Because positioning component is arranged at 7 li of hinged through holes in handrail 1, if the end-enclosed of hinged through hole 7 is poor, bolt 6 metallic elements such as grade are easily oxidized, if and have outside particle to enter, may affect the normal rotation of handrail 1, blanking cover 12 can improve the closure of hinged through hole 7, thus, can avoid external environment to affect the normal use of handrail 1.
Because guidepost 4 can move along guide groove 3, long-term use may cause the wearing and tearing to guidepost 4 and guide groove 3, the replacing of guidepost 4 and guide groove 3 comparatively bothers, and the simple in structure and easily replacing of lining, therefore can be on guidepost 4 sheathed the 4th lining 13, guidepost 4 is coordinated with guide groove 3 by the 4th lining 13, thereby can make guide groove 3 and guidepost 4 indirect contacts, avoided guidepost 4 and guide groove 3 to wear and tear mutually, after long-term use, change the 4th lining 13, simultaneously, the preferred plastics of material of the 4th lining 13, because plastic material quality is softer, when rotary handle 1, can prevent from producing abnormal sound because of the friction of guidepost 4 and guide groove 3, thus, can avoid the wearing and tearing of guide groove 3 and guidepost 4, the service life of extended seat chair armrest structure.
The embodiment of the present invention also provides a kind of car front seat, comprises the armrest structure for chair described in above-mentioned arbitrary technical scheme.The armrest structure for chair providing in each embodiment due to the armrest structure for chair using in the car front seat of the present embodiment and above-mentioned armrest structure for chair is identical, so the two can solve identical technical matters, and reaches identical Expected Results.
About other of the car front seat of the embodiment of the present invention, form to wait and by those skilled in the art, known, at this, no longer describe in detail.
In the description of this specification sheets, specific features, structure, material or feature can be with suitable mode combinations in any one or more embodiment or example.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited to this, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; can expect easily changing or replacing, within all should being encompassed in protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of described claim.
Claims (10)
1. an armrest structure for chair, comprise handrail and back of seat, it is characterized in that, described handrail and described back of seat are hinged, a side near described back of seat on described handrail is provided with guidepost, and position corresponding with described guidepost on described back of seat is provided with guide groove, and described guidepost is equipped with in described guide groove, described guide groove is arc-shaped structure, and the center of circle of described arc-shaped structure is positioned in the hinge axes of described handrail and described back of seat.
2. armrest structure for chair according to claim 1, it is characterized in that, described guide groove can limit described handrail by described guidepost and rotate between primary importance and the second place, when described handrail is during in described primary importance, described handrail is horizontality, when described handrail is during in the described second place, described handrail is lifting status.
3. armrest structure for chair according to claim 2, is characterized in that, the central angle of described guide groove is 105 °.
4. according to the armrest structure for chair described in any one in claim 1～3, it is characterized in that, described handrail is hinged by positioning component and described back of seat, described positioning component comprises bolt and column sleeve, described column sleeve is fixedly connected with described back of seat, described column sleeve is provided with the negative thread that can coordinate with described bolt, described handrail one end offers hinged through hole, described handrail is sheathed on described column sleeve by described hinged through hole, described bolt is arranged in described hinged through hole and is connected with the screw-internal thread fit of described column sleeve, the bolt cap of described bolt can compress described handrail to described back of seat direction, described handrail can be around the axis rotation of described column sleeve.
5. armrest structure for chair according to claim 4, is characterized in that, described hinged through hole is counter bore structure, and described bolt cap is positioned at described counter bore structure completely.
6. armrest structure for chair according to claim 4, it is characterized in that, between described hinged through hole and described column sleeve, be provided with the first lining, between described hinged through hole and described bolt, be provided with the second lining, the end of described the first lining and described the second lining is equipped with flange, described bolt cap compresses described handrail by the flange of described the second lining to described back of seat direction, described handrail compresses described the first lining by the flange of described the first lining to described back of seat direction.
7. armrest structure for chair according to claim 6, is characterized in that, between the flange of described the second lining and described bolt cap, is provided with corrugated gasket, is provided with the 3rd lining between described corrugated gasket and described bolt cap.
8. armrest structure for chair according to claim 4, is characterized in that, described hinged through hole is provided with the blanking cover with described hinged through hole clamping near one end of described bolt cap.
9. armrest structure for chair according to claim 1, is characterized in that, is arranged with the 4th lining on described guidepost, and described guidepost coordinates with described guide groove by described the 4th lining.
10. a car front seat, is characterized in that, comprises the armrest structure for chair as described in any one in claim 1～9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310625944.3A CN103612578B (en) | 2013-11-29 | 2013-11-29 | A kind of armrest structure for chair and car front seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310625944.3A CN103612578B (en) | 2013-11-29 | 2013-11-29 | A kind of armrest structure for chair and car front seat |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103612578A true CN103612578A (en) | 2014-03-05 |
| CN103612578B CN103612578B (en) | 2016-06-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310625944.3A Active CN103612578B (en) | 2013-11-29 | 2013-11-29 | A kind of armrest structure for chair and car front seat |
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| Country | Link |
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| CN (1) | CN103612578B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4848840A (en) * | 1988-08-11 | 1989-07-18 | Tachi-S Co., Ltd. | Locking mechanism for armrest |
| US5984416A (en) * | 1998-04-30 | 1999-11-16 | Calvin College | Adjustable armrest |
| DE102004020911A1 (en) * | 2004-04-28 | 2005-11-24 | Johnson Controls Gmbh | Armrest, in particular for car seat, comprising bolt guided in curved slot with elastic narrow section |
| CN101259831A (en) * | 2007-03-05 | 2008-09-10 | 车辆座位制造工业公司 | Seat for public transportation vehicles |
| CN201998856U (en) * | 2011-02-24 | 2011-10-05 | 上海通用汽车有限公司 | Automobile front seat armrest and seat with armrest |
| US20120235461A1 (en) * | 2011-03-17 | 2012-09-20 | Lear Corporation | Structure and method for pivotably supporting an armrest on a seat |
-
2013
- 2013-11-29 CN CN201310625944.3A patent/CN103612578B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4848840A (en) * | 1988-08-11 | 1989-07-18 | Tachi-S Co., Ltd. | Locking mechanism for armrest |
| US5984416A (en) * | 1998-04-30 | 1999-11-16 | Calvin College | Adjustable armrest |
| DE102004020911A1 (en) * | 2004-04-28 | 2005-11-24 | Johnson Controls Gmbh | Armrest, in particular for car seat, comprising bolt guided in curved slot with elastic narrow section |
| CN101259831A (en) * | 2007-03-05 | 2008-09-10 | 车辆座位制造工业公司 | Seat for public transportation vehicles |
| CN201998856U (en) * | 2011-02-24 | 2011-10-05 | 上海通用汽车有限公司 | Automobile front seat armrest and seat with armrest |
| US20120235461A1 (en) * | 2011-03-17 | 2012-09-20 | Lear Corporation | Structure and method for pivotably supporting an armrest on a seat |
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| Publication number | Publication date |
|---|---|
| CN103612578B (en) | 2016-06-22 |
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