CN102905581A

CN102905581A - Chair canopy

Info

Publication number: CN102905581A
Application number: CN2011800247672A
Authority: CN
Inventors: D.尼科里克
Original assignee: Nikolic IT Pty Ltd
Current assignee: Nikolic IT Pty Ltd
Priority date: 2010-03-18
Filing date: 2011-03-18
Publication date: 2013-01-30
Also published as: NZ602415A; AU2011229152A1; US20130069400A1; WO2011113106A1

Abstract

A chair canopy (12) for a collapsible chair (10), the chair incorporating a collapsible frame with rear uprights (14a, 14b). The canopy (12) includes a fabric rear panel (22), and overhead section (26) with front valance (32) and sides (34a, 34b). The fabric is supported on a canopy frame having rear uprights (18a, 18b) slidably attached to the rear uprights of the chair, and front extension members (38a, 38b) pivotably attached to the rear uprights (18a, 18b). Brackets (20a, 20b) mount the canopy support frame to the chair frame. The brackets have releasable adjustment means to allow the canopy uprights to slide downward for stowage or upright when erecting the canopy. The adjustment means locking the canopy uprights in place at a selected position. The canopy support frame, in use, collapses with collapsing of the chair frame or storage, and opens out when erecting the chair for use.

Description

The seat top

Technical field

The present invention relates to a kind of seat top.

Background technology

To seat top is set and has had a lot of years.For outdoor seat, such as camp chair, top is useful especially, can protect the user to avoid being subject to the impact of natural cause, such as sunlight, wind or rain.

Modern example exists, and has resilient flexible continuous bent stick such as an example, and its supports fabrics top is similar to the folding ceiling for automobile in the operation, and it is folded into thin dish.In order to store, flexibility bar is reversed, in order to top is folded into dish, thereby be fit to put into bag.In the use, allow flexibility bar flexibly to trail and tensioning top fabric, thereby open top.Top comprises rear cover, and it is down sliding on the foldable chair back of general type, and then the top of top is connected with the cover column that exists with short column rod type.The lateral margin of top is connected with separately seat arm by adjustable band.Such top has at least one shortcoming, and that is exactly for top is folded up storage, must be with its removal from the seat, because the continuous peripheral rod framework of elasticity has to fold by reversing.

Consider above-mentioned situation, expectation provides the Collapsible seat of being convenient to store top, is installed on the folding seat simultaneously.

Summary of the invention

On the one hand, the present invention provides a kind of seat top for folding seat, this seat has folding stand, folding stand supports seat and back brace for the user, seat frame is folding, opens when being convenient to storage or use, and seat frame comprises isolated rear column on the horizontal direction, when seat is folding, rear column closure adjacent to each other, and when opening the seat use, rear column is separately, described top comprises the top fabric on the top bracing frame, in the use, in order to store, described top bracing frame folds along with the folding of seat frame, when opening the seat use, the top bracing frame is opened.

On the other hand, the invention provides a kind of seat top, be used for being connected to folding seat, this seat has folding tubular frame, with isolated rear column on the horizontal direction, described top comprises bracing frame, bracing frame supports top fabric and erecting device, so that bracing frame elongate member that will be separately is connected on separately the described rear column of seat frame, wherein, the top of situ will be in store on the folding seat in order to be installed in, and the elongate member of described top is along with the rear column of seat closure adjacent to each other.

Therefore, advantageously, described top can remain on the folding seat, and is closed during storage, uses when opening, will top from the seat removal.

Top can comprise corresponding top bracing frame column and top fabric top support, each top bracing frame column is in upright arrangement with separately seat frame rear column all, top bracing frame column is along with the seat rear column is closed together and closure adjacent to each other, when rumble seat, top support folds or regains, so that the top of folding top.

The erecting device of top can be for good and all be connected, semipermanent attachable (such as by bolt or other fastener, do not wish to be untied or remove at an easy rate), or removable connection, in order to easily connect or pull down (maybe needing to adopt the seat of not being with top such as storage space is limited) from seat.

Described erecting device can be the form with support, and support is connected with separately folding seat rear column.Each support can keep the described elongate member of top framework separately, it can be held, so that with respect to the extension campaign that described column can slide, the height of top framework can extend thus, thereby support the selected height of top fabric on the seat of seat.For the purpose of storing, this may be useful especially, is similar to the separately length of seat rear column because described top elongate member is retracted to slidably, and in order to store, top is folded in the approximate range of described folding seat.And, be recoverable by the elongate member that makes top, can select to adopt the with or without top to extend the seat at top.This selection provides important advantage; other people can be sitting in the seat back that top is installed, otherwise do not see landscape, but allow the user in the situation that bad weather (wind and/or rain/snow/hail) or high light; raise the top top, play a protective role.

Described top can comprise top fabric and top, and the top fabric has the relative column part in rear portion, in order to trail on the back fabric of seat.The top can have one or more side window shades, and it is placed and relies on the there.When the user need to be on a side or two sides lateral protection the time, more than one side window shade can be regained (such as rolling).

Can by more than one top framework forward extension support described top, such as the forward extension at each transverse side of top, from back to front, extend forward.Can with each forward extension be connected with separately top framework rear column elongate member.More than one forward extension can be for good and all, semipermanent ground or be connected with separately elongation back part removedly, and be pivotably connected to that.Such device allows the top framework littlely folding, is convenient to storage, occupies that less space-this has increased practicality especially, when carrying seat and top in dilly.

One or more forward extensions can comprise the horizontal supporting rod that draws, and in the use, it provides other cross-brace, helps to make the top framework to become firm and/or tensioning top fabric.

Described side window shade can comprise window, or is transparent material, or is the hole.More than one window plain cotton fabric can be set, such as folding or roll, perhaps attachable opaque fabric individually.

Described top fabric can be formed or comprise such material by such material: waterproof, water resistant and/or ultraviolet ray-resistant material.

Described top and/or rear portion can comprise window, the window plain cotton fabric of with or without similar device as being arranged to alternatively the side window shade.

Described top can comprise the rope of one or more, is used for the connection between top framework and the seat frame, preferably, each is connected to separately top framework forward between the connection of the connection supported of extension and seat frame boom or seat support section.The rope of one or more can be for good and all or removedly to be connected on the top and/or on the seat, and length can regulate, and can be that flexible element maybe can comprise flexible element, such as picture string band, rope, line or ribbon etc.Rope carries out tensioning, thereby makes top stablize and/or protect the top of top, such as using in high wind.

Description of drawings

Fig. 1 a to Fig. 1 f shows each side view, front view, rearview, top view, rear view and the front perspective view that are installed to the folding top on the folding seat according to the embodiment of the invention.

Fig. 2 shows top according to the embodiment of the invention shown in Fig. 1 a to Fig. 1 f and is in closure and is connected to perspective view on the folding seat.

Fig. 3 a to Fig. 3 f shows for being installed to according to the top of the embodiment of the invention feature of the support on the seat.

Fig. 4 a to Fig. 4 d shows the feature according to the top support frame of the embodiment of the invention.

Fig. 5 a shows the feature according to the top support frame of the embodiment of the invention.

Fig. 5 b to Fig. 5 d shows the feature details that indicates B, C, D among Fig. 5 a.Particularly:

B among Fig. 5 b shows spaced forward adjutage and supports and pivot device;

C among Fig. 5 c shows the front support rod central joint; With

D among Fig. 5 d shows the height adjuster mounting bracket.

Fig. 6 a and Fig. 6 b show each perspective view with the seat of with good grounds embodiment of the invention top.

Fig. 7 a to Fig. 7 f shows each side view, front view, rearview, top view, front perspective view and the rear view with the seat of with good grounds embodiment of the invention top.

Fig. 8 a to Fig. 8 d shows each rearview, side view, front view and the top view according to the top framework of the embodiment of the invention.

Fig. 9 shows the top framework perspective view among Fig. 8 a to 8d.

Figure 10 a to Figure 10 d shows top according to the embodiment of the invention and is installed to different phase on the folding seat, and assembly is folded to fully folding state by complete upright state, so that storage or carrying.

The specific embodiment

With reference to accompanying drawing, hereinafter the more than one preferred form of the present invention is described.Yet, should not think that the specificity of following description has limited universality of the present invention.

Fig. 1 a to Fig. 1 f shows the various views of the embodiment of the invention.The collapsible chair 10 of camping is equipped with and embodies foldable awning 12 of the present invention.Folding seat 10 is Portable encampment folding chairs of general type, is generally used for the provisional seats such as picnic, competitive sports, seabeach.Folding seat 10 has the tubular frame with isolated

rear column

14a, 14b, and

rear column

14a, 14b form two back legs and be supported on the fabric backrest 16 that trails between rear column.Described top has the support frame that comprises rear

elongate member

18a, 18b, and

elongate member

18a, 18b are by support 20a separately, the rear column that 20b is mounted to seat after this.In the present embodiment, described support is connected with rear column by securing member, particularly bolt or screw; Yet,

elongate member

18a, 18b can for good and all be connected, and such as a part that forms rear column (namely becoming as a whole or continuity with rear column as the extension of rear column), or connect by alternate manner, such as passing through rivet, welding, safety bolt, One-way screw etc.In the present embodiment, support 20a, 20b allow

elongate member

18a, 18b to extend upward by sliding motion with respect to described rear column, extend thus the height of top, and the position during from storage extends to available top height.Perhaps, described support can slide at rear column along with elongate member.Position setting device can be used to make top to remain on the height of expectation such as flat head screw, lock-screw, locking nut, pallet, anchor clamps or like.

Top 12 has rear board 22, is divided into the first half 22a and the latter half 22b.The first half comprises partly 26 windows 24 to downward-extension from the top.This window 24 has optional plain cotton fabric 28, and it is rolled-up in the drawings.Plain cotton fabric 28 can discharge from fixture 30, is used for window is covered.

Top 26 comprises front valance 32, and it is with side skirt 34a, 34b.Optionally provide

side window shade

36a, 36b, and they also are rolled-up in institute's diagram.

Top 26 is kept positioningly being supported on forward on extension 38a, the 38b, and

extension

38a, 38b are connected pivotly with elongate member 18a separately, the upper end of 18b forward.This pivotally connected permission when folding top forward extension fold up.These are demountable or for good and all link together.In the situation that dismountable forward extension, needn't adopt pivots connects; On the contrary, can adopt other jockey, such as releasable ball-and-socket, pin-and-hole, buckle or similarly connection.

The front at top 12 tops is fixed by

rope

40a, 40b, and rope 40a, 40b couple together the framework of the top of tensioning and the base adjacent with the seat arm.

The top that Fig. 2 shows among Fig. 1 a to Fig. 1 f amplifies close-up illustration.Can find out especially,

pivot

42a, 42b forward extension are connected with the rear elongate member 18a, the 18b that form top framework rear column.And, can find out the more details of

support

20a, 20b, locking pin or

lock plunger

44a, 44b keep described elongate member to extend.In the use, by sliding through

support

20a, 20b,

elongate member

18a, 18b are upwards raised.Each elongate member has locating hole 46.1 ... n.At selected height, with locking pin or

lock plunger

44a, 44b insertion locating hole separately, thereby press closer paulin in selected height lock.Like this can be easily to highly regulating, so that (shorter people adopts end height to be fit to special user, the people that height is higher adopts higher height), perhaps top is set in lower height, thus the top that the people's of permission back sight line can be crossed ceiling.

Stop

part

46a, 46b are arranged on the lower end of

elongate member

18a, 18b, adjoin mutually at maximum extended spot and separately support, thereby prevent that elongate member from excessively extending and be drawn out outside the support.

Fig. 3 a to Fig. 3 f shows the details of

support

20a, 20b, and it is used for sliding support and forms one of

elongate member

18a, 18b of top frame supported column.Described support comprises passage 50, and it is used for receiving there one of them elongate member of top framework, and path 52, and it is used for there one of them rear column of received block chair frame.Will be appreciated that, lateral opening path 52 allows described support around the column clamping of seat frame, and this allows support, and then is top, is installed on the seat with reviewing.This is particularly useful for top is installed on the existing chair.Certainly, can before selling, top be installed on the seat during fabrication, or after selling/obtaining, and seat is used for assembling as outfit together.

The material that forms lateral opening path 52 comprises hole 54a to hole 54c, in order to receive securing member, such as screw or bolt, is used for tightening described path around column, thereby the top framework is fixed on the appropriate location.In the present embodiment, passage 50 comprises single hole, is used for support and elongate member 18a are coupled together.Will be appreciated that, for connection bracket, the hole that described passage and path can have more or less separately receives securing member, and can adopt other fastener, such as rivet, adhesive, welding, interference engagement etc.

Fig. 4 a to Fig. 4 d shows the bracing frame 60 according to the embodiment of the invention.This bracing frame comprises pair of

brackets

20a, 20b, is used for

elongate member

18a, 18b are installed to the seat frame (not shown).Be pivotally connected 49a, 49b,

forward extension

38a, 38b be mounted to the separately upper end of elongate

member.Stop part

48a, 48b be arranged on pivotally connected separately near.These stop parts are supporting

forward extension

38a, 38b in the precalculated position, preferably with the angle of inclination on the forward direction, in order to allow rainwater to flow away along the back of top.Can arrange the forward adjustment of extension position, such as passing through the adjustable stop position.

Fig. 4 a and Fig. 4 c show position fixing hole 46.1 along each elongate member length, 46.2 etc., and locking pin or lock-screw are placed in one, in order to set the height of top.These selectable protrusions load pallet such as spring, and breech lock enters in the more than one corresponding aperture or in the groove in the support.

In the use, support bar 62 is extending between the extension forward, in order to provide stability and washability ground to provide additional support for top fabric top.Support bar 62 comprises two

support member

62a, 62b, and the two is connected releasedly by releasable securing member 64.Securing member 64 can only be pipe, is used for maintaining described support member.Perhaps, can support one or two in the described support member on securing member 64 entities, at least one support member is releasable, so that when folding top, allows support member is separated.By flexible connection or pivotally connected, perhaps similar device, each support member with accordingly forward extension couple together, thereby allow each support member and its forward extension to swing collinearly, and preferably, in order to store, it is fastened to the there releasedly.

Top support frame 60 comprises elongate member 18a, the 18b of a pair of formation upright supports.By mounting bracket 20,20b(contrast Fig. 3 a to Fig. 3 f), these elongate members can be connected to the framework of foldable chair (not shown).Fig. 5 d and D show the details of specific mounting bracket.Each mounting bracket comprises put-through channel, be used for to receive

column

18a, 18b one of top framework.Each support also comprises path 52, allows support to arrange around the seat frame rear column of correspondence and arrange with its conllinear.Each support is fixed to seat frame, but allowing each

column

18a, 18b of top framework is slidably, so that the adjusting of top height.The hole (46.1,46.2 ... n) be arranged in the top column.These holes receive locking pin or the clamping screw of described support.They can be built-in screw threads, are convenient to receive corresponding screw-type clamping screw, or the plain weave hole, be convenient to receive spring loaded or the screw that advances/flexible pin.Will be appreciated that, each support or column can comprise optionally height regulating positioning device, such as biasing lock pin and groove arrangement or screw-type adjuster, such as

bolt

20c, 20d, be suitable for manual operation with head, bolt is turned clockwise, thereby the far-end of adjuster is meshed with the column of top framework, prevent that thus column from sliding in support, namely lock top and regulate at the height of needs, perhaps be rotated counterclockwise to discharge the far-end of bolt, prevent from being meshed with column, in order to allow the top upright of frame with respect to seat frame relative motion to be arranged, regulate thus the height of top until again locking.

Adjutage

38a, 38b are connected to the upper end of

corresponding column

18a, 18b pivotly forward for each.Fig. 5 b and B show the details of pivot device.The upper part of each column is crooked.Respective stopping

part

48a, 48b are placed in be used to supporting the forward sweep of each Self-stabilised post of extension.In the use, this has set preferred angle of inclination for the top of top recedes.This angle can be regulated, and for example, adjustable stop spare is set.For example, along separately forward the position of the stop part of adjutage length can regulate forward or backward, perhaps around the periphery of described arm, this can regulating arm with respect to the angle of

pivotal point

49a, 49b.

Each forward adjutage can comprise retainer, be used for when folding top framework or before opening the top framework, fix support member separately.For example, with the form of open spring clip

support member retainer

51a, 51b are set, it is with enough wide opening, thereby the jerk-finger of each clip separately, so that under the elastic closure pressure-acting of clip, keeps support member in groove.

But joint 64 can comprise release holding mechanism, is used for fixing the far-end of each support member until be released.Maintenance can realize in pipe by interference engagement, and perhaps forward connects, such as spring biasing locking device or screw thread in the joint or on joint.

The front end of these adjutages, pivot pin end tip, laterally fixing by support bar 62.This support bar comprises the extension rod with two support member 62a, 62b.These support members connect at the separately far-end of each support member by joint 64, as among Fig. 5 c and the C with shown in the details.Each support member is connected with separately

forward extension

38a, 38b pivotly at its near-end.

In the use, but top framework pre-installation/be connected to the framework of foldable chair, or rear the installation/connect.Namely top can after fill on the seat or with seat and supply.The top framework can for good and all be connected with seat frame or connect releasedly, such as passing through above-mentioned support.In a single day top is installed to foldable chair, and it will be convenient to storage along with the folding and folded of seat gets off, and be opened along with the use of seat.In order to realize folding or to open, will top from the seat removal.

Adopt accompanying drawing that the different phase of opening seat and top is shown, to open fully and assemble be very useful from being folded to fully.

When top is installed to foldable chair, adopt the usual way initial opening folding chair of camping, with each side horizontal open, allow skewing mechanism be lower than bracing frame below the seat in order to open.This is so that four feets of seat separate and enter their Support Position.The seat frame rear column also laterally separates now.The rear elongate member that forms the top upright of frame is upward sliding in their support now, when reaching the position of expectation, thereby its locking is set the height of expectation.The upper end of each of these columns is supported forward extension separately pivotly.The obliquity that makes now extension rotate extremely forward, slightly make progress.Therefore, upset top top (crown section), make its from the position forwards of back, seat array to by aforementioned stop part positioning supports.Support member is not cut off from their restoration position, then pivots forward, and their far-end connects, and forms the cross-brace towards the top front.Rope is connected to forward between the extension and seat frame alternatively, thereby makes top stable.These ropes can be the string band, rope, line or ribbon etc., and length/tensile force is adjustable, but particularly when height and/or the apex angles timing of top.

Folding opposite with assembling process with the top of seat.

In Fig. 6 a and Fig. 6 b, adopt and the similar mode shown in Fig. 1 a to Fig. 1 f, top 80 is mounted to folding seat 82.Yet it is different that difference is that

mounting bracket

84a, 84b exist, and mounting

bracket

84a, 84b are connected to seat frame 88 with top framework 86.Each

mounting bracket

84a, 84b have the friction pallet or pressure pallet 90(sees Fig. 9).Each mounting bracket is around column 94a, the 94b of separately each column of formation top framework and clamped.Similar with those securing members that adopt in Fig. 3 a to Fig. 3 f medium-height trestle, adopt securing member (not shown) clamp bracket to its top upright of frame separately.Do not have from separately slidably seat frame column 92a, 92b stretches out and enter pallet in the bracket holes, actuating friction pallet or pressure pallet 90 allow or stop separately top column.Therefore, whole top carries out height by the position of raising or be reduced to expectation to be regulated, and then by closed described pallet, holds it in the appropriate location.Each pallet 90 can have cam wheel or cross central role, thereby when closed pallet, the part of pallet presses seat post, and the top column is remained on the appropriate location.Release latch can remove clamp pressure from seat post, allows the top column to slide up and down and regulates, and support is connected with separately top column and with its motion.Yet, will be appreciated that, each support can be installed to seat post separately, the top column in its separately support be can slide until be held.Perhaps, these two all is that slidably those are not ideal to support with respect to seat post and top column.

Fig. 7 a to Fig. 7 f shows according to the upright folding seat 82 of the embodiment of the invention and top 80.The height of top can be regulated with respect to seat, just as among Fig. 6 a and Fig. 6 b.Top comprises plain cotton fabric fabric 100.This provides top board 102, rear board 104 and left and right side 106a, 106b.Rear plate 104 arrives the back of seat fabric back brace 108 downwards.

Support

84a, 84b are the same with Fig. 6 a, Fig. 6 b, Fig. 8 a to Fig. 8 d with comparing shown in Fig. 9 with pallet 90.

Shown in Fig. 8 a to Fig. 8 d, top framework 86 comprises support bar 96, and is similar with the support bar 62 shown in Fig. 4 d, this help to keep the top framework forward between adjutage 98a, the 98b separately, and provide rigidity and stability for the top framework.

Fig. 9 shows support 84a, the 84b that holds up son 90 with release, is positioned to seat post (not showing among Fig. 9) at their closed position clamping top upright of frame separately.Be provided with

swivel joint

110a, 110b, separately

top column

94a, 94b and front extension 98a, 98b are separately coupled together.Each swivel joint is provided with the spacing adjusting of friction, thereby when the user sat down, top top 102 remained on the forward angle of the above expectation in the user crown.By with each forward extension stretch out forward from separately swivel joint, but be maintained at the angle of expectation, such as be inclined upwardly, level or downward-sloping, can reach.Yet, the limit that rotatablely moves can be set as spacing, thereby prevent that extension extend out to below the angle of expectation forward downwards, such as below horizontal line.Each swivel joint is friction member preferably, and it can have inner engaging friction part, such as slope or sawtooth, in order to provide discrete position of rotation to select.Support bar 96 has pivot connector or hinge connector 112, allow when seat/top folded closed, extension is closed together forward, and when seat/top is opened and by hinged or pivot and to erect bending over during the position to regulation, provide separately, thereby described support bar full extension is opened.Each can have manual release mechanism swivel joint, thereby can rotate adjusting.This can be hand push button, and such as the center that is arranged on each joint face, during operation, the friction mechanism in the releasing-joint is regulated thus, until discharge hand push button, friction mechanism meshes again, keeps joint at the position of rotation of expectation.

Figure 10 a to Figure 10 d shows according to the seat 122 of the embodiment of the invention and the folding step of top 120, and (Figure 10 is a) to complete folding position (Figure 10 d) from stand up position.The back 126 of top is at first turned up and is crossed at top top 124.Like this, aforesaid forward adjutage is around swivel joint 128(knuckle joint) rotation, until the top top covers on the top back 126.Support 130 has adjuster 132, and such as bolt, revolution pallet or aforesaid detent mechanism, adjuster is released, and allows top column down sliding, in order to regain folding top.Therefore top is covered with seat back 134 now.By described support, the top column is connected with seat rear column 136.Therefore, when seat post was closed together, the top column was also closed together, the fabric cover layer of top, and it can be the same with seat fabric, also can be different, allow the top column closed together.Support 130 keeps on the seat top.Yet top can be from removal on the seat, or by adopting described support, top is retrofitted on the seat.Therefore, seat can be supplied together with the top that is equipped with, or seat and top fit together after being convenient to as single object, and perhaps top can be used as independent repacking object and is provided, so that suitable existing seat.Will be appreciated that, seat can be folding before top is regained, although when rumble seat, and top top meeting folded closed, and the top column is adjacent to each other.Erect seat and top usually opposite with folding process.

Claims

1. seat top that is used for foldable chair, this seat has foldable frame, for the user supports seat and back brace, seat frame is folding, open when being convenient to storage or use, seat frame comprises isolated rear column on the horizontal direction, when seat is folding, and rear column closure adjacent to each other, and when opening the seat use, rear column separates, and described top comprises the top fabric on the top bracing frame, in the use, in order to store, described top bracing frame folds along with the folding of seat frame, and when opening the seat use, the top bracing frame is opened.

2. top according to claim 1, further comprise corresponding top bracing frame column and top fabric top support, each top bracing frame column all is listed as altogether with separately seat frame rear column, top bracing frame column is along with the seat rear column is closed together and closure adjacent to each other, when rumble seat, top support folds or regains, thus the top section of folding top.

3. seat top according to claim 2, described seat has folding tubular frame, with isolated rear column on the horizontal direction, described top comprises erecting device, separately bracing frame elongate member is connected with the described rear column of separately seat frame, wherein, the top of original position will be in store on the foldable chair in order to be installed in, and the elongate member of described top is along with the rear column of seat closure adjacent to each other.

4. seat top according to claim 3, wherein, the erecting device of described top can for good and all connect, semipermanent the connection, or removably connects, so that easy connecting chair or pull down from seat.

5. according to claim 3 or 4 described seat tops, wherein, described erecting device comprises support, described support can be connected with the rear column of separately foldable chair, perhaps be connected with the elongate member of separately top support frame, each support keeps the elongate member of top framework separately to seat rear column separately.

6. seat top according to claim 5, wherein, settle each support so that maintenance elongate member separately, be convenient to slidably to extend motion with respect to described column, the height of top framework can extend thus, thereby supports the selected height of top fabric on the seat of seat.

7. according to each described seat top in the upper claim, described top comprises top fabric and top section, and the top fabric has the relative column part in rear portion, is convenient to trail on the back fabric of seat.

8. seat top according to claim 7, described top section comprises one or more recoverable side window shades, it is placed and relies on the there.

9. seat top according to claim 7, the one or more forward extensions by the top framework support described top section, such as the forward extension at each transverse side of top, from back to front, extend forward.

10. seat top according to claim 9, each forward extension be connected with separately top framework rear column elongate member.

11. seat top according to claim 10, one or more forward extensions for good and all, semipermanent ground or be connected with separately elongation back part removedly.

12. seat top according to claim 11, more than one forward extension comprises the horizontal supporting rod that draws.

13. according to each described seat top in the upper claim, described top comprises one or a plurality of ropes, is used for the connection between top framework and the seat frame.

14. seat top according to claim 5, wherein, the erecting device support of each top has catch element, and when closed, it utilizes pressure to keep top to regulate at the height of expectation, during release, allows top to carry out the adjusting of height with respect to seat.

15. seat top according to claim 12, wherein, the cross-brace rod member comprises hinge connector or chain connection, forward between the extension, connects two parts of cross-brace rod member.

16. seat top according to claim 10, wherein, by swivel joint, with each forward extension be connected with separately top framework rear column.

17. seat top according to claim 16, wherein, described swivel joint has the rotation adjusting position, allows this joint to be set at the position of rotation of expectation, and supports the forward adjutage separately that extends therefrom.