CN101247973A - Child safety seat - Google Patents
Child safety seat Download PDFInfo
- Publication number
- CN101247973A CN101247973A CNA2006800300137A CN200680030013A CN101247973A CN 101247973 A CN101247973 A CN 101247973A CN A2006800300137 A CNA2006800300137 A CN A2006800300137A CN 200680030013 A CN200680030013 A CN 200680030013A CN 101247973 A CN101247973 A CN 101247973A
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- China
- Prior art keywords
- seat
- headrest
- link
- child
- groove
- 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.)
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- 239000011324 bead Substances 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The present invention provides a child seat (1) comprising a seat back (3), a headrest (4) which is moveable relative to the seat back (3), and a removable harness which may be installed for use in securing an occupant to the seat (1), wherein the headrest (4) is coupled to the seat back (3) such that the headrest (4) may undergo a first extent of movement relative to the seat back (3) when the harness is installed and may only undergo a second further extent of movement relative to the seat back (3) when the harness is removed. In this regard, only when the harness is removed from an operative position, namely one where it is installed such that it can be used to restrain a child, can the headrest (4) undergo its second further extent of movement relative to the seat back (3). This ensures that the headrest (4) is not inappropriately positioned for the group of child being restrained thereby.
Description
Technical field
[0001] the present invention relates to a kind of child safety seat, relate more particularly to be used for a kind of adjustable headrest of child safety seat, this child safety seat has the device that prevents the described headrest of mis-application.
Background technology
[0002] in this respect, children are known in vehicle to utilize child safety seat to help fixedly.This seat has a variety of forms, but in general all comprises a seat base that is in the seat base, a back of seat and a headrest, and wherein in the situation of preceding child seat, this back of seat is against the vehicle seat backrest.
[0003] known child safety seat provides a kind of children of being used for fixing passenger safety strap in vehicle.This safety strap can comprise a pair of shoulder band that is connected to crotch's band by a bracelet usually, and is fit to fix 1 group of children in described child seat.Such child safety seat can have an adjustable headrest, and thus, the limited vertical adjustment of described headrest is allowed to so that provide required comfortable and support for a specific children passenger.
[0004] it is known not protecting passenger's the child seat selected by seat belt apparatus.Instead, use the vehicle body-restraining seat belt to fix children passenger.This child seat is fit to 2 groups or 3 groups of children in the fixing child seat, and also can have an adjustable headrest, and thus, the limited vertical adjustment of described headrest is allowed to so that provide required comfortable and support for a specific children passenger.Generally speaking, in order to provide required comfortable and support, the distance when 2 groups or 3 groups of children take described child seat between described headrest and the described seat base will greater than when 1 group of children takies described child seat, rest the head on and seat base between distance.
[0005] it also is known being configured to by a kind of child seat that uses of seat belts or the vehicle body-restraining seat belt fixes the passenger according to being fixed children's size, providing.A kind of like this configuration is favourable, because it allows the mono-child seat to be used for whole childhood, therefore along with child growth, the expense that must change seat can be reduced trouble and save to this configuration.When children were 1 group of size, safety strap was used to fixedly children.Along with child growth, described safety strap is removed from described child seat, and replacing fixes children with the vehicle body-restraining seat belt.
[0006] in a kind of like this configuration, headrest is required to allow the scope of bigger vertical adjustment, so that desired comfortable and support can be provided for the children passenger of all groups.In a kind of so known child seat of configuration is provided, when described headrest is used in a certain position that is not suitable for the particular child passenger, be dangerous.For example, when in fact 1 group of children was taking seat, headrest may be positioned in and be distal to described seat base slightly, be fit in 2 groups or 3 groups passengers' the position.For this misuse, headrest will can not provide the comfort level of highest level for the passenger, and the more important thing is, headrest will can be at specific mode lower support passenger's head.
Summary of the invention
[0007] the present invention attempts to solve this problem of well-known configurations.
[0008] according to a first aspect of the invention, provide a kind of child seat, this child seat comprises:
A back of seat;
Movably rest the head on respect to described back of seat for one; And
One is mounted for the fixing passenger dismantled and assembled safety strap to the described seat;
Wherein said headrest is connected on the described back of seat, when being mounted with the described safety strap of box lunch, described headrest can bear first scope with respect to the motion of described back of seat, and when described safety strap was removed, described headrest only bore the second further scope with respect to the motion of described back of seat.
[0009] in this, have only when safety strap when control position is removed, just when safety strap was mounted for position that safety strap is used to child restraint and removes, headrest can bear the second further scope with respect to the motion of back of seat.This guarantees that headrest can not be given a group so and affined children carry out unsuitable arrangement.
[0010] preferably, described child seat comprises a link that is used to connect described headrest and described back of seat, and described link can move with respect to described headrest and described back of seat.
[0011] in first kind of structure of described child seat, described headrest mobile depended on moving of described link, and in second kind of structure of described child seat, and described headrest mobile is independent of moving of described link.
[0012] expediently, described link and described headrest all have the groove of the band that is used to hold described safety strap.When described seat first kind of when structure, described groove is aligned so that described safety strap is installed on the described seat, and when described seat when constructing for second kind, described groove can not be aligned so that described safety strap can not be installed on the seat.
[0013] expediently, described back of seat can comprise a space that is shaped to hold described link.
[0014] expediently, described child seat can comprise the device that is used to provide a plurality of upright positions, and described link can be installed on these upright positions with respect to described back of seat.In this, described back of seat can have the back of seat groove of a plurality of vertical alignments, and described link has pawl device, and described pawl device is used to mesh described groove and therefore connects described back of seat.Springing can impel pawl device to mesh described back of seat groove.Described springing can comprise a spring.
[0015] expediently, described child seat can comprise the device that is used to provide a plurality of upright positions, and described headrest can be installed on these upright positions with respect to described link.In this, described link can have the link groove of a plurality of vertical alignments, and described headrest can have elastic component, and described elastic component is used to mesh described link groove and therefore connects described link.Described headrest resilient members can further comprise the projection of the described link groove of one or more engagements, and starting device can impel described member to mesh described groove.Described starting device can be a lever forming the part of described headrest.Described lever can be slidingly mounted on the described headrest and can biasedly impel described headrest resilient members to mesh described link groove.Described lever can further comprise a handle, and this handle is used to start that described lever discharges described headrest resilient members so that allow relative motion between headrest and link.
[0016] according to a second aspect of the invention, provide a headrest that comprises link, it is used for according to child seat mentioned above.
Description of drawings
[0017] referring now to accompanying drawing an example of the present invention is described, wherein:
Fig. 1 shows the transparent view of child seat;
Fig. 2 shows the transparent view of child seat according to an embodiment of the invention, wherein for the clear seat cushion of having removed;
Fig. 3 shows the back view of child seat according to an embodiment of the invention;
Fig. 4 shows the transparent view at child seat according to an embodiment of the invention rear portion;
Fig. 5 shows the part at child seat according to an embodiment of the invention rear portion and launches cutaway view;
Fig. 6 shows the transparent view of the box (cartridge) of child seat according to an embodiment of the invention;
Fig. 7 and Fig. 8 show the back transparent view to surface and forward surface of child seat ratchet according to an embodiment of the invention;
Fig. 9 shows the transparent view at the headrest rear portion of child seat according to an embodiment of the invention;
Figure 10 shows the transparent view of the headrest lever of child seat according to an embodiment of the invention; With
Figure 11 A and Figure 11 B are shown schematically in the startup of lever described in Figure 10.
The specific embodiment
[0018] as shown in fig. 1, child seat 1 generally includes a seat base 2 and a back of seat 3.Described child seat further comprises an adjustable headrest 4, and this adjustable headrest 4 can move in the vertical direction with respect to described back of seat 3 so that an adjustable distance is provided between described headrest 4 and described back of seat 3.In use, described seat base 2 is placed on the described seat base, and described back of seat 3 is against described vehicle seat back, so that children passenger is in the vehicle faces forwards.
[0019] with reference now to Fig. 2,3 and 4, the vertical adjustment of described headrest 4 can be provided by two kinds of methods.At first, be provided, wherein box 5 described headrests 4 of engagement and itself can moving in vertical direction with respect to described back of seat 3 together with described headrest 4 by a link device with box 5 forms.Secondly, the adjustment of described headrest 4 can further be provided by pulling down described headrest 4 from described box 5, this makes described headrest 4 to move on respect to the vertical direction of described box 5, thereby allowing provides bigger distance between the top of described headrest 4 and described back of seat 3, will more fully be described in the following manner.
[0020] Fig. 5 illustrated described back of seat 3 how to be formed provide one in described back of seat 3 anterior part 7 and the space 6 between the rear portion 8.Thereby anterior part 7 is cutd open along vertical substantially jaggies rear portion 8 is shown.Described space 6 is shaped to passage so that hold described box 5, and described box 5 can move on respect to the vertical direction of described back of seat 3 in space 6 in the following manner.Described back of seat 3 also has vertical channel 9 and two further vertical channel 10,11 of a centralized positioning, and described further groove lays respectively at the both sides of described central channel 9.Can be seen best that from Fig. 3 and Fig. 4 the back of described back of seat 3 is molded so that the groove 12 and 13 of two parallel series is provided to the surface, their vertical alignments and being positioned at towards the outward flange of described back of seat 3, near described groove 10 and 11.
[0021] as Fig. 6 best shown in, described box 5 comprises that hole 14 and 15 allows safety strap shoulder band to be installed on the described child seat 3.Described box 5 has a pivot point 16, and this pivot point 16 in use stretches the centre hole 9 that passes on the described back of seat 3 backward.Described pivot point 16 provides a pivot for the ratchet 17 shown in Fig. 7 and Fig. 8.A projection 18 is arranged on each far-end of described ratchet 17, this projection 18 is used for meshing corresponding of each series of recesses 12,13, thereby provide a large amount of discontinuous upright positions, described ratchet 17, and therefore described box 5 is positioned on these discontinuous upright positions with respect to described back of seat 3.Described ratchet 17 is positioned near described pivot point 16 spring installation (not shown) by one and is forced to mesh described groove 12,13.Described ratchet 17 further comprises opening 19,20, and safety strap shoulder band can pass described opening 19,20.Described detent openings 19,20 alignment box hole 14,15 and described two vertical channel 10,11 in described back of seat 3, therefore allow safety strap shoulder band to be installed on the described child seat 1, and when described box 5 is located in any possible discontinuous upright position, be used.
[0022] later referring to figs. 2 to 4, described headrest 4 comprises a head support section 21 and bar 22, wherein said head support part provides comfortable for the passenger on the described seat 1 and supports, described back of seat 3 of described bar 22 usefulness and described box 5 location are so that exactly with respect to the described headrest 4 in described back of seat 3 location.Described bar 22 comprises hole 23,24, and when described headrest 4 is positioned in minimum possible position with respect to described box 5, align with the described hole 14,15 in the described box 5 in described hole 23,24.
[0023] therefore, when 23,24 alignment of the described hole in described hole in the described box 5 14,15 and the described headrest 4, be suitable for fixing 1 group of children's safety strap shoulder band so can only being installed on the described child seat 1.Therefore, above-mentioned mechanism can make described headrest 4 only be located on the discontinuous upright position of limited amount, when 1 group of children is fixed, described box 5 is positioned on the discontinuous upright position of these limited amounies, therefore thereby limit the vertical adjustment of described headrest 4, and prevent when described child seat 1 is taken by 1 group of children misuse described child seat 1 with respect to described back of seat 3.
[0024] as shown in Figure 9, described headrest 4 is formed so that a recess 25 that is used for the lever 26 shown in Figure 10 is provided.The mechanism that described lever 26 provides described headrest 4 to break away from from described box 5 thus.In this, because described member 27,28 is separated and only be connected to outer peripheral remainder at its lower edge on its three edges, so the bottom that the member 27,28 that is partly separated from the remainder of described outside face is positioned in towards each outside face of described bar 22.Described member 27,28 remainders with respect to described outside face are slightly angled naturally inside, and are included in a projection 29 of their outside faces.
[0025] two beads (lug) 30,31 is arranged in the lower end of described lever 26, when described lever 26 is arranged in the appropriate location of described recess 25 of described headrest 4, bead 30,31 is arranged in the upper part of the described member 27,28 of described bar 22, therefore force described member 27,28 outwards and therefore to allow the described projection 29 on it to be stretched over outside the outward flange of described bar 22, shown in Figure 11 A.A handle 32 is arranged in the upper end of described lever 26, and handle 32 allows described lever to be activated and is upwards moving in described recess 25 with respect to described headrest 4.When described handle 32 was released, a spring (not shown) promoted described lever and turns back to lower position.When described lever 26 was activated, described bead 30,31 moved up and therefore breaks away from described member 27,28.Therefore described member 27,28 freely turns back to their physical slot, slightly angled inwardly with respect to the remainder of the described outside face of described bar 22, state outside the described outside face that projection 28 is not stretched over described bar 22, shown in Figure 11 B in this physical slot place.
[0026] is not activated and described projection 28 when protruding in the described outside face of described bar 22 when described lever 26, described projection 28 can mesh the inside face of the described outer peripheral band recess of described box, it is used as 33 referred in Fig. 6, therefore a large amount of discontinuous upright positions is provided, and wherein said headrest 4 can be positioned on described a large amount of discontinuous upright position with respect to described box 5.
[0027] the mobile of described headrest 4 with respect to described box 5 causes described hole 14,15 and the 22 interior described holes 23,24 of the described bar on the described headrest 4 in the described box 5 no longer to be alignd.This just means that described headrest 4 can only be raised with respect to described box 5 when the safety strap equipment is not installed on the described child seat 1, and described safety strap shoulder band also can limit this relative motion simultaneously.Therefore, when described seat 1 is 1 group of children when installing, described headrest 4 can not be raised with respect to described box 5, and this operation mode only is suitable for vehicle body-restraining seat belt fixing 2 groups or 3 groups of passengers.Therefore, when described child seat was taken by 2 groups or 3 groups of youngsters, the misuse of described child seat 1 was prevented from.
[0028] the present invention has avoided following problem: when safety strap is installed on the described seat 1, described headrest 4 can be positioned on the position that is not suitable for 1 group of passenger, and/or when safety strap is not installed on the described seat 1, headrest 4 is positioned on the position that is not suitable for 2 groups or 3 groups passengers.
Claims (18)
1. child seat, it comprises:
A back of seat;
A headrest, this headrest can move with respect to described back of seat; With
A dismantled and assembled safety strap, this dismantled and assembled safety strap can be mounted for fixedly the passenger to described seat;
Wherein said headrest is connected on the described back of seat, when being mounted with the described safety strap of box lunch, described headrest can bear first scope with respect to the motion of described back of seat, and when described safety strap was removed, described headrest only bore the second further scope with respect to the motion of described back of seat.
2. child safety seat as claimed in claim 1 further comprises a link that is used to connect described headrest and described back of seat, and described link is movably with respect to described headrest and described back of seat.
3. child seat as claimed in claim 2, wherein in first kind of structure, the motion of described link is depended in the motion of described headrest, and in second kind of structure, the motion of described headrest is independent of the motion of described link.
4. as claim 2 or 3 described child seats, wherein said link and described headrest have groove separately, and described groove is used to hold the band of described safety strap.
5. child seat as claimed in claim 4, wherein be in described first kind of when structure when described seat, described groove is aligned, so that described safety strap is installed on the described seat, and when described seat in described second kind of when structure, described groove is not aligned, so that described safety strap can not be installed on the described seat.
6. as the described child seat of each claim in the claim 2 to 5, wherein said back of seat comprises a space that is shaped to hold described link.
7. as the described child seat of each claim in the claim 2 to 6, further comprise the device that is used to provide a plurality of upright positions, wherein said link can be positioned on the described upright position with respect to described back of seat.
8. child seat as claimed in claim 7, wherein said back of seat have the back of seat groove of a plurality of vertical alignments, and described link has pawl device, and described pawl device is used to mesh described groove and therefore connects described back of seat.
9. child seat as claimed in claim 8, wherein springing impels described pawl device to mesh described back of seat groove.
10. child seat as claimed in claim 9, wherein said springing comprise a spring.
11. as the described child seat of each claim in the claim 2 to 10, further comprise the device that is used to provide a plurality of upright positions, wherein said headrest can be positioned on the described upright position with respect to described link.
12. child seat as claimed in claim 11, wherein said link has the link groove of a plurality of vertical alignments, and described headrest has elastic component, and described elastic component is used to mesh described link groove and thereby connects described link.
13. child seat as claimed in claim 12, wherein headrest resilient members further comprises the projection of the described link groove of one or more engagements.
14. as claim 12 or 13 described child seats, wherein starting device promotes described member to mesh described groove.
15. child seat as claimed in claim 14, wherein said starting device are levers, this lever is formed the part of described headrest.
16. child seat as claimed in claim 15, wherein said lever is slidingly mounted on the described headrest and biasedly impels described headrest resilient members to mesh described link groove, described lever comprises a handle, and this handle is used to start described lever and discharges described headrest resilient members to allow the relative motion between described headrest and described link.
17. one kind comprises the headrest that is used for as the link of the described child seat of each claim of claim 2 to 16.
18. one kind basic as with reference to the accompanying drawings at child safety seat described herein.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB0513459.8 | 2005-07-01 | ||
| GBGB0513459.8A GB0513459D0 (en) | 2005-07-01 | 2005-07-01 | Child support |
| GB0513649.4 | 2005-07-02 | ||
| GB0513733.6 | 2005-07-05 | ||
| GB0604505.8 | 2006-03-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101247973A true CN101247973A (en) | 2008-08-20 |
Family
ID=34856474
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2006800241957A Pending CN101213108A (en) | 2005-07-01 | 2006-06-30 | Child safety seat |
| CNA2006800300137A Pending CN101247973A (en) | 2005-07-01 | 2006-06-30 | Child safety seat |
| CNA2006800285832A Pending CN101238009A (en) | 2005-07-01 | 2006-06-30 | Child safety seat |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2006800241957A Pending CN101213108A (en) | 2005-07-01 | 2006-06-30 | Child safety seat |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2006800285832A Pending CN101238009A (en) | 2005-07-01 | 2006-06-30 | Child safety seat |
Country Status (2)
| Country | Link |
|---|---|
| CN (3) | CN101213108A (en) |
| GB (1) | GB0513459D0 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102343846A (en) * | 2010-07-26 | 2012-02-08 | 宝钜儿童用品香港股份有限公司 | Safety seat for children |
| CN103507683A (en) * | 2013-09-23 | 2014-01-15 | 江苏幸运宝贝安全装置制造有限公司 | Child safety seat headrest adjustment device |
| CN105711451A (en) * | 2008-09-08 | 2016-06-29 | 赛贝克斯有限公司 | Safety device for a child seat in a vehicle |
| CN106143226A (en) * | 2016-08-29 | 2016-11-23 | 好孩子儿童用品有限公司 | A kind of child safety seat |
| CN108422903A (en) * | 2018-05-09 | 2018-08-21 | 上海沃雨电子科技有限公司 | The synchronous regulation structure of child safety seat and its headrest and shoulder safety belt |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105329121B (en) * | 2014-08-06 | 2018-06-12 | 宝钜儿童用品香港股份有限公司 | Side crash protection mechanism and child safety seat |
| CA2916737C (en) * | 2015-01-09 | 2018-05-01 | Wonderland Nurserygoods Company Limited | Child seat having an object holder |
| DE202015104791U1 (en) * | 2015-09-09 | 2015-11-26 | Cybex Gmbh | Child seat for attachment to a motor vehicle seat |
| CN108437860B (en) * | 2018-03-13 | 2023-10-31 | 麦克英孚(宁波)婴童用品有限公司 | Side protection mechanism |
| US20200039405A1 (en) * | 2018-08-01 | 2020-02-06 | GM Global Technology Operations LLC | Vehicle passenger seat for passenger seating in a vehicle |
-
2005
- 2005-07-01 GB GBGB0513459.8A patent/GB0513459D0/en not_active Ceased
-
2006
- 2006-06-30 CN CNA2006800241957A patent/CN101213108A/en active Pending
- 2006-06-30 CN CNA2006800300137A patent/CN101247973A/en active Pending
- 2006-06-30 CN CNA2006800285832A patent/CN101238009A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105711451A (en) * | 2008-09-08 | 2016-06-29 | 赛贝克斯有限公司 | Safety device for a child seat in a vehicle |
| CN102343846A (en) * | 2010-07-26 | 2012-02-08 | 宝钜儿童用品香港股份有限公司 | Safety seat for children |
| CN102343846B (en) * | 2010-07-26 | 2013-12-04 | 宝钜儿童用品香港股份有限公司 | Safety seat for children |
| CN103507683A (en) * | 2013-09-23 | 2014-01-15 | 江苏幸运宝贝安全装置制造有限公司 | Child safety seat headrest adjustment device |
| CN106143226A (en) * | 2016-08-29 | 2016-11-23 | 好孩子儿童用品有限公司 | A kind of child safety seat |
| CN106143226B (en) * | 2016-08-29 | 2018-12-21 | 好孩子儿童用品有限公司 | A kind of child safety seat |
| CN108422903A (en) * | 2018-05-09 | 2018-08-21 | 上海沃雨电子科技有限公司 | The synchronous regulation structure of child safety seat and its headrest and shoulder safety belt |
Also Published As
| Publication number | Publication date |
|---|---|
| GB0513459D0 (en) | 2005-08-10 |
| CN101213108A (en) | 2008-07-02 |
| CN101238009A (en) | 2008-08-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |