CN101386277A - Vehicle seat with adjustable seat depth - Google Patents
Vehicle seat with adjustable seat depth Download PDFInfo
- Publication number
- CN101386277A CN101386277A CN 200810215696 CN200810215696A CN101386277A CN 101386277 A CN101386277 A CN 101386277A CN 200810215696 CN200810215696 CN 200810215696 CN 200810215696 A CN200810215696 A CN 200810215696A CN 101386277 A CN101386277 A CN 101386277A
- Authority
- CN
- China
- Prior art keywords
- seat
- layer
- front edge
- seat cushion
- internal layer
- 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.)
- Granted
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Classifications
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- 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
- B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
- B60N2/0284—Adjustable seat-cushion length
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2205/00—General mechanical or structural details
- B60N2205/30—Seat or seat parts characterised by comprising plural parts or pieces
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- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Seats For Vehicles (AREA)
Abstract
The invention relates to a vehicle seat with adjustable seat depth, which comprises a seat frame (20) including an adjustable front edge (26) and a cushion (36) supported by the seat frame (20). The seat extends around the front edge (26) and presents a position different with the front edge (26). The seat (36) comprises at least two layers which are an inner layer (40) and an outer layer (42). The inner layer (40) is arranged between the front edge (26) and the outer layer (42).
Description
Technical field
The present invention relates to a kind of automobile seat, described automobile seat has the seat frame that comprises seat board.Seat board has adjustable front edge.Seat board also has seat cushion, and described seat cushion is around the front edge extension and be in different positions with respect to front edge when regulating depth of seat cushion.
Background technology
From this as can be known seat of DE 41 04 441 C2.The advantage of this vehicle is to use the seat cushion of the whole seat board of continuous covering.On the contrary, have front chair parts and back seat parts from DE 698 27 303 T2 seat as can be known, that can longitudinally regulate, each in described two parts all comprises the seat cushion of oneself, can regulate the distance between these two parts.Usually, regulating direction and extend along directions X basically, more particularly, is to extend along vertical adjusting direction of automobile seat.In addition, the seat that has the adjustable seat degree of depth as can be known from DE 1 099 866 C1.
Find that in actual applications when regulating the seat of prior art, seat cushion does not always present ideal form in the front edge zone, but alternatively be compressed or the part is subjected to stretch, fold, and the seat cushion effect is always not uniform.
Summary of the invention
Given this, no matter the seat cushion that the objective of the invention is to improve the automobile seat of the above-mentioned type herein and make corresponding depth of seat cushion how to regulate in the front edge zone all has regular shape.Though also can use two or more single seat cushions, preferably should use continuous seat cushion.
This purpose realizes that by a kind of vehicle seat with adjustable seat depth described seat has: the seat frame that comprises the front edge that can regulate; And by seat cushion that described seat frame carried, described seat cushion is around described front edge extension and occupy the position different with respect to described front edge, described seat cushion comprises two-layer at least, i.e. internal layer and skin, and described internal layer is between described front edge and described skin.
Described seat cushion has two-layer at least.Have internal layer and skin, at least one extra play can be arranged on this two-layer between.Preferably, each individual layer all passes through its tightening device biasing, and described tightening device keeps corresponding layer to be subjected to tensile force so that the internal layer cooperation abuts against front edge, and outer the cooperation abuts against internal layer.Preferably, described layer has the specific tensile strength stronger than common foams.For this purpose, one deck preferably has the liner plate that attaches to tightening device at least.
Two-layer at least by described seat cushion is divided into, obtained position and motion that seat cushion improves in the front edge zone.This two-layer can relative to each other moving, thereby in the front edge zone, roughly have the shape of improvement with respect to the continuous seat cushion of prior art.Internal layer is designed to have bigger curvature; Outer have bigger radius of curvature than internal layer.By means of the hierarchy of seat cushion, each individual layer can both keep it oneself to be subjected to tensile force.Therefore, preferably every layer all be provided with and be used to keep this layer to be subjected to slack-free device.These devices preferably constitute tensioning spring and preferably are attached to the free end of described layer.
Improve in the way of realization preferred, be provided with the device that is used to reduce friction between two-layer at least described.This device can differently constitute, and for example constitutes plastic sheeting, metallic paper, carpet veneer, corrugated sheet etc.These devices also can be retained as the mechanical tensioning power that is subjected to just as these layers.Preferably, these layers constitute foams.Preferably, their by around or be encapsulated in the cope.
Preferably, skin can be covered with covering fabric, and it is very good that described in a preferred embodiment covering fabric constitutes permeability to air; At least 10% of its surface has the hole.This fabric also is known as ventilative knitted fabric.
Preferably, this two-layerly has essentially identical thickness.In principle, the thickness of described one deck can only be 10% of another layer, perhaps is 10 times of another layer.Preferably, internal layer is thinner 10% to 50% than outer, makes that internal layer is easier because its radius is less to obtain higher distortion.Although use three layers, four layers and five layers also all to be favourable, preferably use two-layer.These layers contact with each other on crooked mating surfaces, if the straight line that extends along the Y direction around front edge moves suitable distance, then obtain contact surface basically; This is called " body moulding (body contouring/Straken) ".
Regulate the path usually in 40 to 70 millimeters scopes.Depth of seat cushion is usually in the scope between 490 to 560 millimeters.
Description of drawings
Discuss and describe illustrative embodiments below with reference to accompanying drawings; These illustrative embodiments are also nonrestrictive; In the accompanying drawings:
Fig. 1: the block diagram of the seat that can regulate depth of seat cushion is shown,
Fig. 2: illustrate along the section drawing of the intercepting of the section line II-II among Fig. 1; Seat is in the less position of being regulated of depth of seat cushion,
Fig. 3: the view that is similar to Fig. 2 is shown, and wherein seat is in the bigger position of being regulated of depth of seat cushion,
Fig. 4: the view that is similar to Fig. 2 is shown, but it is in another second kind of way of realization, and
Fig. 5: the view that is similar to Fig. 2 is shown, but it is in another the third way of realization, and has interlayer separately.
The specific embodiment
First illustrative embodiments according to Fig. 1 to 3 will be described below, other two kinds of ways of realization will be discussed then.
Automobile seat has seat frame, and described seat frame can be connected to the body bottom panel (for example referring to Fig. 2) of associated vehicle and comprise seat board 22.Seat board 22 has seat support 24, when described seat support when directions X is observed forwardly forms front edge 26 in the zone.Described front edge is rounded, and its radius is preferably greater than 30 millimeters much larger than 10 millimeters.Front edge 26 is by forming according to the plate 28 that arrow 29 is regulated.This depth of seat cushion is regulated direction and is overlapped with directions X basically.For the control apparatus that is used for plate 28 accordingly, see also document DE 41 04 441 C2 that mentioned above this paper and DE 1 099 866 C1 and the applicant's German application DE 10 2,007 007 195.9.As can be seen from the figure, front edge 26 is configured to semicircle.It also can be other shape, and curve preferably extends beyond 180 degree.
By known way, seat frame 20 also has the two pairs of guide rails 30 and front arm 32 and the rear arm 34 that is used for vertically regulating.Seat board 22 also has the seat cushion 36 by seat support 24 carryings.Seat support 24 has the spring top base 38 that is used to shelve seat cushion 36.
In the zone that front edge 26 extends, seat cushion 36 is made by two-layer at seat cushion 36; It has internal layer 40 and outer 42.Outer field surface is the normal appearance face of seat; It is coated with covering fabric 44, and described covering fabric 44 also covers the remainder of seat cushion 36 top sides.
Two- layer 40,42 separate on whole seat width each other fully.Extend along the Y direction basically demarcation line between two-layer 40,42.When regulating depth of seat cushion, two- layer 40,42 slide on each other.For the ease of sliding, two- layer 40,42 surfaces that contact with each other are provided with lining, are capped or otherwise design, and suitable inter coat or layer perhaps are set between them.In a preferred embodiment, if seat cushion 36 and therefore it two- layer 40,42 is made by foam, in order to realize good taxiing characteristics, the surface of foams is covered by plastic sheeting so, have the overplate with the nylons textile-like, be encapsulated in the coating or otherwise and cover.
As shown in FIG., two- layer 40,42 be provided with tightening device in their end; In the exemplary embodiment, be attached with tensioning spring 50.Along the Y direction, be respectively a plurality of continuous this tensioning springs 50 are set for every layer 40,42.The parts that tensioning spring 50 butts are motionless are seat support 24 (referring to Fig. 3) at this.Comparison diagram 2 and 3 as can be seen, according to the adjusting of depth of seat cushion, two- layer 40,42 free end relative to each other presents different relative positions.Internal layer 40 has inner track, and outer 42 have external path, and external path is than internal path-length, and therefore, when regulating depth of seat cushion, outer 42 move longer distance than internal layer 40; This free end at equivalent layer is more obvious.The free end of equivalent layer 40,42 points to the direction opposite with arrow 29 or along the negative direction of X.
In second illustrative embodiments, be provided with and place outer 42 liner plate 52 according to Fig. 4.It also can place the outside.It constitutes by the anti-cloth that fabric makes or the plastic material of plastic sheeting for example of pulling.Its function has been to strengthen outer 42 the foam that does not have tensile strength basically, makes it possible to introduce tensile force.Plastic wire, metal gauze, for example the elastomeric material of rubber fabric also can be used as liner plate 52 when urgent.
In addition, in second illustrative embodiments shown in Fig. 4, show the sticking seam 54 that is arranged in transitional region 48.When making seat cushion 36, main body 46 and outer 42 is made for one.The preform blank of so making has with sticking seam 54 subsequently corresponding regional.In addition, internal layer 40 is made discretely; It also has corresponding zone.By means of suitable adhesive, these two zones link together near sticking seam 54.Also can bonding outer 42 and internal layer 40 formed a body component of seat cushion 36, perhaps be connected to main body 46 with two- layer 40,42 by corresponding sticking seam.
In the 3rd illustrative embodiments shown in Fig. 5, between internal layer 40 and outer 42, be provided with interlayer 58, and be provided with mating surfaces 56 usually between two- layer 40,42 at this.As shown in Figure 5, it extends to main body 46.It is made or is made by corresponding plastic material net by the anti-flat textile material that pulls.It also can be a corrugated sheet.As shown in Figure 5, the free end of the downward sensing of this interlayer 58 passes through own corresponding spring 50 tensionings as two- layer 40,42 free end.
At last, in Fig. 5, show the device 60 that is used to regulate front edge 26; This as used herein device belongs to prior art.Automobile seat also has the back of seat 62 by seat frame 20 carryings at last, and connects by the hinge (not shown) of suitable prior art.
Claims (10)
1. a vehicle seat with adjustable seat depth has: the seat frame (20) that comprises the front edge (26) that can regulate; And by the seat cushion (36) of described seat frame (20) carrying, described seat cushion extends and occupies diverse location with respect to described front edge (26) around described front edge (26), it is characterized in that, described seat cushion (36) comprises two-layer at least, i.e. an internal layer (40) and a skin (42), and described internal layer (40) is positioned between described front edge (26) and the described skin (42).
2. seat as claimed in claim 1 is characterized in that, is used to the device that reduces to rub described being provided with between two-layer, more specifically says so to be connected to plastic sheeting, carpet veneer, corrugated sheet, metallic paper, antifriction coating on one deck.
3. seat as claimed in claim 1 is characterized in that, described skin (42) is lined with covering fabric (44) on its outside, and described covering fabric (44) preferably includes deflation hole.
4. seat as claimed in claim 1, it is characterized in that, described seat cushion (36) comprises a main body (46) and described two-layer at least, and described main body (46) is connected to described two-layer, and described seat cushion (36) only preferably forms and forms with one deck.
5. seat as claimed in claim 4, it is characterized in that, no matter how described depth of seat cushion is regulated, transitional region (48) all be positioned at described main body (46) and described two-layer at least between, and by extend along the X-Y direction and extend through the plane of described front edge (26) with described plane parallel and with respect to described front edge (26) along in 30 to 150 millimeters of the negative offset of directions X, the zone that limits on 70 to 120 millimeters plane more specifically.
6. seat as claimed in claim 1, it is characterized in that, each individual layer all passes through suitable tightening device biasing, described tightening device keeps equivalent layer to be subjected to mechanical tensioning power so that the described front edge of described internal layer (40) butt (26), and the described internal layer of described skin (42) butt (40).
7. seat as claimed in claim 6 is characterized in that, one deck comprises the liner plate (52) that attaches to described tightening device at least.
8. seat as claimed in claim 6 is characterized in that, described seat cushion (36) some part is at least made by foamed artificial.
9. seat as claimed in claim 1 is characterized in that, described seat frame (20) comprises the manual or power operated device (60) that is used to regulate described front edge (26).
10. seat as claimed in claim 1 is characterized in that, described internal layer (40) has than the little total length of described skin (42), and more particularly total length lacks 5% at least.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102007043756 | 2007-09-13 | ||
| DE102007043756.2 | 2007-09-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101386277A true CN101386277A (en) | 2009-03-18 |
| CN101386277B CN101386277B (en) | 2012-10-03 |
Family
ID=40348724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200810215696 Expired - Fee Related CN101386277B (en) | 2007-09-13 | 2008-09-12 | Vehicle seat with adjustable seat depth |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN101386277B (en) |
| DE (1) | DE102008028729A1 (en) |
| FR (1) | FR2921026B1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102551392A (en) * | 2010-11-25 | 2012-07-11 | 丰田纺织株式会社 | Seat with cushion having adjustable length |
| CN103963681A (en) * | 2013-01-24 | 2014-08-06 | 福特全球技术公司 | Vehicle seat assembly |
| CN107020981A (en) * | 2015-10-02 | 2017-08-08 | 提爱思科技股份有限公司 | Seat frame |
| CN110406433A (en) * | 2019-09-06 | 2019-11-05 | 重庆宏立至信科技发展集团股份有限公司 | Seat basin extends manual adjustment means |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102008051427B4 (en) * | 2008-10-11 | 2017-12-14 | Grammer Aktiengesellschaft | Vehicle seat comprising a seat device with a seat body |
| FR2969545A3 (en) * | 2010-12-23 | 2012-06-29 | Renault Sa | Adjustable motor vehicle seat, has seat cushion with tablecloth that is movable from retracted position to extended position when nose-section moves from retraction position into extension position by unwinding tablecloth |
| DE102012024637A1 (en) | 2012-12-17 | 2014-06-18 | GM Global Technology Operations LLC (n. d. Gesetzen des Staates Delaware) | Seat cushion assembly and vehicle seat with the seat cushion assembly |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4104442C2 (en) * | 1990-04-06 | 1994-06-23 | Grammer Ag | Seat, in particular vehicle seat |
| AU8754598A (en) | 1998-08-13 | 2000-03-06 | Ab Volvo | Adjustable vehicle seat |
| DE19942351B4 (en) * | 1999-09-04 | 2006-06-29 | Keiper Gmbh & Co.Kg | Seat depth adjustment device for a vehicle seat |
| DE102007049865B4 (en) | 2007-01-19 | 2019-02-21 | Adient Luxembourg Holding S.À R.L. | Motor vehicle seat with adjustable seat depth |
-
2008
- 2008-06-17 DE DE102008028729A patent/DE102008028729A1/en not_active Withdrawn
- 2008-08-27 FR FR0855753A patent/FR2921026B1/en active Active
- 2008-09-12 CN CN 200810215696 patent/CN101386277B/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102551392A (en) * | 2010-11-25 | 2012-07-11 | 丰田纺织株式会社 | Seat with cushion having adjustable length |
| CN102551392B (en) * | 2010-11-25 | 2015-03-11 | 丰田纺织株式会社 | Seat with cushion having adjustable length |
| CN103963681A (en) * | 2013-01-24 | 2014-08-06 | 福特全球技术公司 | Vehicle seat assembly |
| CN103963681B (en) * | 2013-01-24 | 2017-12-19 | 福特全球技术公司 | Seat assembly |
| CN107020981A (en) * | 2015-10-02 | 2017-08-08 | 提爱思科技股份有限公司 | Seat frame |
| CN107020981B (en) * | 2015-10-02 | 2019-05-14 | 提爱思科技股份有限公司 | Seat frame |
| CN110406433A (en) * | 2019-09-06 | 2019-11-05 | 重庆宏立至信科技发展集团股份有限公司 | Seat basin extends manual adjustment means |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2921026B1 (en) | 2011-12-30 |
| FR2921026A1 (en) | 2009-03-20 |
| DE102008028729A1 (en) | 2009-03-19 |
| CN101386277B (en) | 2012-10-03 |
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| Date | Code | Title | Description |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121003 Termination date: 20180912 |