CN109720254B - four-way headrest - Google Patents
four-way headrest Download PDFInfo
- Publication number
- CN109720254B CN109720254B CN201910181549.8A CN201910181549A CN109720254B CN 109720254 B CN109720254 B CN 109720254B CN 201910181549 A CN201910181549 A CN 201910181549A CN 109720254 B CN109720254 B CN 109720254B
- Authority
- CN
- China
- Prior art keywords
- headrest
- front cover
- clamping
- push plate
- sliding support
- 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.)
- Active
Links
Landscapes
- Chair Legs, Seat Parts, And Backrests (AREA)
- Seats For Vehicles (AREA)
Abstract
The invention discloses a four-way headrest, which comprises a headrest front cover, an upper sliding support, a lower sliding support, an inserting rod, a front and rear movement guide rail and a push plate, wherein the front and rear movement guide rail is connected into the headrest front cover, the front and rear movement guide rail passes through the upper sliding support and the lower sliding support and can move along the front and rear direction of the headrest front cover, the upper sliding support and the lower sliding support are sleeved on the inserting rod and can move along the upper and lower direction of the headrest front cover on the inserting rod, the push plate is arranged in the upper sliding support and can move along the left and right direction of the headrest front cover on the upper sliding support and the lower sliding support, the push plate is provided with a first buckling part and a second buckling part, the front and rear movement guide rail is provided with a plurality of first buckling grooves along the front and rear direction of the headrest front cover, and the inserting rod is provided with a plurality of second buckling grooves along the upper and lower direction of the headrest front cover. The synchronism is very good, the stability of the four-way headrest is greatly improved, and the assembly is convenient.
Description
Technical Field
The invention relates to the technical field of seats, in particular to a four-way headrest.
Background
As automobiles are becoming popular more and more frequently used, the comfort requirements of passengers on the automobile seats are also increasing. The automobile seat headrest in the current market mainly comprises a two-way headrest which is adjusted up and down, wherein a four-way headrest is used for front row, and the four-way headrest has a complex structure and various parts, so that the assembly links are more; the unlocking structure has larger force damage, low synchronism of up-down unlocking and front-back unlocking and poor stability.
Disclosure of Invention
The invention aims to overcome the defects of complex structure, poor stability and the like of the traditional four-way headrest.
The invention solves the technical problems by the following technical scheme:
the four-way headrest is characterized by comprising a headrest front cover, an upper sliding support, a lower sliding support, an inserting rod, a front and rear movement guide rail and a push plate, wherein the front and rear movement guide rail is connected into the headrest front cover, the front and rear movement guide rail penetrates through the upper sliding support and the lower sliding support and can move along the front and rear direction of the headrest front cover, the upper sliding support and the lower sliding support are sleeved on the inserting rod and can move along the upper and lower direction of the headrest front cover on the inserting rod, the push plate is arranged in the upper sliding support and can move along the left and right direction of the headrest front cover on the upper sliding support and the lower sliding support, the push plate is provided with a first buckling part and a second buckling part, the front and rear movement guide rail is provided with a plurality of first buckling grooves along the front and rear direction of the headrest front cover, the inserting rod is provided with a plurality of second buckling grooves along the upper and lower direction of the headrest front cover, and the four-way headrest is provided with a locking position and an unlocking position;
when the locking position is reached, the first clamping part is connected with the first clamping groove, and the second clamping part is connected with the second clamping groove;
when the unlocking position is reached, the first clamping part is separated from the first clamping groove, and the second clamping part is separated from the second clamping groove.
In the scheme, the first clamping groove and the second clamping groove are simultaneously inserted into or separated from the first clamping groove and the second clamping groove by adopting the structure, and the first clamping groove and the second clamping groove are simultaneously separated from each other by the movement of the push plate, so that unlocking and locking are realized, the synchronism is very good, no force is broken in the movement process, and the stability of the four-way headrest is greatly improved; meanwhile, the structure is simple, and the assembly is convenient.
Preferably, the upper and lower sliding brackets are provided with limiting grooves, one sides of the limiting grooves, which are opposite to the headrest front cover, of the upper and lower sliding brackets are inwards recessed, one ends of the limiting grooves extend to the end parts of the upper and lower sliding brackets, and the push plate is inserted into the limiting grooves from one ends of the limiting grooves and can move in the left and right directions of the headrest front cover in the limiting grooves.
In this scheme, adopt above-mentioned structural style, the limiting groove plays the limiting action to the push pedal, with the push pedal restriction in the limiting groove and can only follow left and right directions and remove, effectively realize four-way headrest and make a round trip the switching between locked position and unblock position, improved four-way headrest's stability.
Preferably, the upper and lower sliding support further has at least one positioning hole, the positioning hole extends along the sliding direction of the push plate, the push plate is provided with at least one positioning column, the positioning columns are in one-to-one correspondence with the positioning holes, and the positioning columns are inserted into the positioning holes and can slide in the positioning holes.
In this scheme, adopt above-mentioned structural style, realize the accurate positioning installation of push pedal through reference column and locating hole, and the locating hole will further play the restriction effect to the reference column, has improved the stability of four-way headrest greatly.
Preferably, the push plate comprises a plate body and a buckle piece, one end of the buckle piece is connected to the plate body, the other end of the buckle piece extends outwards to form a bulge, and the first buckle part is located on one side, facing the first clamping groove, of the buckle piece.
Preferably, a first sliding guide surface is arranged on one side of the first clamping part, which is opposite to the headrest front cover, and a plurality of first clamping grooves are arranged on one side of the front and back movement guide rail, which is opposite to the clamping piece, and a second sliding guide surface is arranged on one side of the first clamping grooves, which is opposite to the headrest front cover.
In this scheme, adopt above-mentioned structural style, lead the cooperation of sliding surface and second through first and lead the sliding surface and be convenient for first buckle portion and insert in first draw-in groove, improved the stability of four-way headrest.
Preferably, the upper sliding support and the lower sliding support are provided with first through holes, the first through holes are sleeved on the inserting rods and can move along the upper and lower directions of the headrest front cover on the inserting rods, the push plate further comprises an insert, the insert is detachably connected to the plate body, the second fastening parts are located on one sides of the insert, facing the inserting rods, of the insert, and the insert can be inserted into the first through holes and inserted into the second clamping grooves or separated from the second clamping grooves.
In this scheme, adopt above-mentioned structural style, can guarantee through the inserts and use with the accurate cooperation of second draw-in groove, guaranteed the practicality and the stability of quadriversal headrest.
Preferably, the four-way headrest further comprises a fixed guide sleeve, the fixed guide sleeve penetrates through the first through hole and is connected to the upper sliding support and the lower sliding support, the inserting rod penetrates through the fixed guide sleeve, and a positioning opening for inserting the second clamping buckle part is formed in the outer circumferential surface of the fixed guide sleeve.
Preferably, the upper and lower sliding brackets are provided with a plurality of guide holes, the guide holes penetrate through the upper and lower sliding brackets along the front and rear directions of the headrest front cover, the front and rear movement guide rails are provided with a plurality of guide parts, the guide parts are in one-to-one correspondence with the guide holes, and the guide parts are inserted into the guide holes and can slide in the guide holes.
In this scheme, adopt above-mentioned structural style, guiding hole and guiding part have the guide action, produce skew dislocation phenomenon when preventing the back-and-forth movement guide rail's back-and-forth movement, improved the stability of four-way headrest.
Preferably, the four-way headrest further comprises a return spring, and two ends of the return spring are respectively connected with the upper sliding bracket, the lower sliding bracket and the push plate;
when the four-way headrest is in the unlocking position and the external force is removed, the push plate is acted by the restoring spring, so that the four-way headrest is restored to the locking position.
On the basis of conforming to the common knowledge in the field, the above preferred conditions can be arbitrarily combined to obtain the preferred examples of the invention.
The invention has the positive progress effects that:
according to the four-way headrest, unlocking and locking are realized through the movement of the push plate, so that the synchronism is very good, and the stability of the four-way headrest is greatly improved; meanwhile, the structure is simple, and the assembly is convenient.
Drawings
Fig. 1 is an exploded view of a four-way headrest according to an embodiment of the present invention.
Fig. 2 is a schematic view of the structure of the four-way headrest in the locked position according to the embodiment of the present invention, wherein the headrest front cover is omitted.
Fig. 3 is a cross-sectional view of fig. 2 taken along line A-A.
Fig. 4 is a cross-sectional view of fig. 2 taken along line B-B.
Fig. 5 is a schematic view of the structure of the four-way headrest in the unlocked position according to the embodiment of the present invention, wherein the headrest front cover is omitted.
Fig. 6 is a cross-sectional view of fig. 5 taken along line C-C.
Fig. 7 is a cross-sectional view of fig. 5 taken along line D-D.
Reference numerals illustrate:
headrest front cover 1
Front and rear movement guide rail 2
First clamping groove 21
Second sliding guide surface 211
Guide portion 22
Up-down sliding support 3
Limiting groove 31
Positioning hole 32
First through hole 33
Guide hole 34
Inserted link 4
Second clamping groove 41
Push plate 5
First fastening part 51
Second fastening part 52
Plate body 53
Fastener 54
First slide guiding surface 541
Insert 55
Positioning column 56
Fixed guide sleeve 6
Return spring 7
Button 8
Button cover 9
Headrest rear cover 10
Detailed Description
The invention will now be more fully described by way of example only and with reference to the accompanying drawings, but the invention is not thereby limited to the scope of the examples.
As shown in fig. 1 to 7, the four-way headrest according to the embodiment of the present invention includes a headrest front cover 1, up and down sliding brackets 3, an insert rod 4, a front and rear movement rail 2, and a push plate 5, wherein the front and rear movement rail 2 is connected to the inside of the headrest front cover 1, the front and rear movement rail 2 passes through the up and down sliding brackets 3 and can move in the front and rear direction of the headrest front cover 1 on the up and down sliding brackets 3, the up and down sliding brackets 3 are sleeved on the insert rod 4 and can move in the up and down direction of the headrest front cover 1 on the insert rod 4, the push plate 5 is arranged in the up and down sliding brackets 3 and can move in the left and right direction of the headrest front cover 1 on the up and down sliding brackets 3, the push plate 5 has a first locking part 51 and a second locking part 52, the front and rear movement rail 2 has a plurality of first locking grooves 21 in the front and rear direction of the headrest front cover 1, and the insert rod 4 has a plurality of second locking grooves 41 in the up and down direction of the headrest front cover 1.
The four-way headrest has a locking position and an unlocking position; when in the locking position, the first locking part 51 is connected to the first clamping groove 21, and the second locking part 52 is connected to the second clamping groove 41; in the unlocking position, the first locking portion 51 is disengaged from the first locking groove 21, and the second locking portion 52 is disengaged from the second locking groove 41. When the four-way headrest is not acted by external force, the four-way headrest is in a locking position, the first buckling part 51 is connected to the first clamping groove 21, and the front-back movement guide rail 2 is limited to move on the up-down sliding support 3 through the first buckling part 51 and the first clamping groove 21; the second fastening portion 52 is connected to the second fastening groove 41, and the movement of the up-down sliding bracket 3 on the insert rod 4 is restricted by the second fastening portion 52 and the second fastening groove 41, so that the locking of the four-way headrest is realized. When the four-way headrest receives the external force, the acting force acts on the push plate 5 and pushes the push plate 5 to move left and right, the four-way headrest is in an unlocking position, the first clamping part 51 is separated from the first clamping groove 21, and the front-back movement guide rail 2 can move in the front-back direction on the up-down sliding support 3, so that the headrest front cover 1 is driven to move and adjust back and forth; the second fastening part 52 is separated from the second clamping groove 41, and the up-and-down sliding support 3 can move up and down on the inserting rod 4, so that the headrest front cover 1 is driven to move up and down for adjustment, and the up-and-down position adjustment of the four-way headrest is realized. Through the movement of the push plate 5, the first buckling part 51 and the second buckling part 52 are simultaneously inserted into or separated from the first clamping groove 21 and the second clamping groove 41, so that unlocking and locking are realized, the synchronism is very good, no force is broken in the movement process, and the stability of the four-way headrest is greatly improved; meanwhile, the structure is simple, and the assembly is convenient. The left-right direction, the front-rear direction, and the up-down direction are all directions with respect to the front surface of the headrest front cover 1.
In this embodiment, the four-way headrest further includes a button 8, a button cover 9, and a headrest rear cover 10, wherein the headrest rear cover 10 is connected to the headrest front cover 1 and forms a headrest framework, and the unlocking structure is disposed in the headrest framework. A button cover 9 is installed on the headrest front cover 1, and a button 8 is connected to the push plate 5 and is located in the button cover 9. In use, the push plate 5 is pushed by acting force on the button 8.
The four-way headrest further comprises a return spring 7, and two ends of the return spring 7 are respectively connected with the upper and lower sliding brackets 3 and the push plate 5; when the four-way headrest is in the unlocking position and the external force is removed, the acting force of the return spring 7 is exerted on the push plate 5, so that the four-way headrest is restored to the locking position. The return spring 7 is used for realizing the recovery to the initial position, namely the four-way headrest is in the locking position, so that the repeated use of the four-way headrest is ensured.
The upper and lower sliding brackets 3 have a limit groove 31, the limit groove 31 is recessed inward from one side of the upper and lower sliding brackets 3 facing away from the headrest front cover 1, and one end of the limit groove 31 extends to the end of the upper and lower sliding brackets 3, and the push plate 5 is inserted into the limit groove 31 from one end of the limit groove 31 and can move in the limit groove 31 in the left-right direction of the headrest front cover 1. The limiting groove 31 plays a limiting role on the push plate 5, the push plate 5 is limited in the limiting groove 31 and can only move along the left-right direction, the back-and-forth switching of the four-way headrest between the locking position and the unlocking position is effectively realized, and the stability of the four-way headrest is improved.
The upper and lower sliding support 3 is also provided with at least one positioning hole 32, the positioning hole 32 extends along the sliding direction of the push plate 5, the push plate 5 is provided with at least one positioning column 56, the positioning columns 56 are in one-to-one correspondence with the positioning holes 32, and the positioning columns 56 are inserted into the positioning holes 32 and can slide in the positioning holes 32. During assembly, the push plate 5 is inserted into the limit groove 31, the positioning column 56 is inserted into the corresponding positioning hole 32, the accurate positioning and mounting of the push plate 5 are realized through the positioning column 56 and the positioning hole 32, the positioning hole 32 further plays a limiting role on the positioning column 56, and the stability of the four-way headrest is greatly improved.
The push plate 5 includes a plate body 53 and a fastener 54, one end of the fastener 54 is connected to the plate body 53, the other end of the fastener 54 extends outwards to form a protrusion, and the first fastener 51 is located at one side of the fastener 54 facing the first slot 21. The plate body 53 moves in the left-right direction in the limit groove 31 of the upper and lower sliding brackets 3, and the clamping piece 54 is inserted into the first clamping groove 21 or separated from the first clamping groove 21, so that the structure is simple, and the processing and the manufacturing are convenient. Wherein, the plate body 53 and the fastener 54 are integrally formed.
The first fastening portion 51 has a first sliding guiding surface 541 on a side facing away from the headrest front cover 1, the first fastening grooves 21 are disposed at intervals on a side facing toward the fastening member 54 of the front-back moving rail 2, and the first fastening grooves 21 have a second sliding guiding surface 211 on a side facing away from the headrest front cover 1. The first fastening portion 51 is conveniently inserted into the first clamping groove 21 through the matching of the first sliding guiding surface 541 and the second sliding guiding surface 211, so that the stability of the four-way headrest is improved. In the locked position, a side surface of the first locking portion 51 facing the headrest front cover 1 and a side surface of the first locking groove 21 facing the headrest front cover 1 are in abutting engagement with each other, and a front end surface of the headrest front cover 1 is parallel.
The upper and lower sliding support 3 is provided with a first through hole 33, the first through hole 33 is sleeved on the inserting rod 4 and can move along the up-down direction of the headrest front cover 1 on the inserting rod 4, the push plate 5 further comprises an insert 55, the insert 55 is detachably connected to the plate body 53, the second buckling part 52 is located on one side, facing the inserting rod 4, of the insert 55, and the insert 55 can be inserted into the first through hole 33 and into the second clamping groove 41 or the insert 55 is separated from the second clamping groove 41. In the locking position, the insert 55 will be inserted into the first through hole 33 and into the second clamping groove 41, limiting the movement of the up-and-down sliding bracket 3 on the insert rod 4; when in the unlocking position, the insert 55 is driven to be separated from the second clamping groove 41 by the movement of the push plate 5, so that the up-and-down sliding support 3 can move up and down on the inserting rod 4, and the up-and-down position of the four-way headrest can be adjusted. The insert 55 can ensure the accurate matching with the second clamping groove 41, and the practicability and the stability of the four-way headrest are ensured. The number of the first through holes 33 and the number of the inserting rods 4 are not limited, and in the present embodiment, the number of the inserting rods 4 is two, and the two inserting rods 4 are respectively disposed at two ends of the upper and lower sliding brackets 3.
The four-way headrest further comprises a fixed guide sleeve 6, the fixed guide sleeve 6 penetrates through the first through hole 33 and is connected to the upper sliding support 3 and the lower sliding support 3, the inserted link 4 penetrates through the fixed guide sleeve 6, and a positioning opening for inserting the second clamping buckle part 52 is formed in the outer circumferential surface of the fixed guide sleeve 6. The fixed guide sleeve 6 is fixed on the upper sliding support 3 and the lower sliding support 3 in a buckling mode and is used for being sleeved on the inserting rod 4, the use of the upper sliding support 3 and the lower sliding support 3 is facilitated through the fixed guide sleeve 6, and the stability of the four-way headrest is improved.
The upper and lower sliding support 3 is provided with a plurality of guide holes 34, the guide holes 34 penetrate through the upper and lower sliding support 3 along the front and rear direction of the headrest front cover 1, the front and rear movement guide rail 2 is provided with a plurality of guide parts 22, the guide parts 22 are in one-to-one correspondence with the guide holes 34, and the guide parts 22 are inserted into the guide holes 34 and can slide in the guide holes 34. The guide hole 34 and the guide portion 22 have a guide function, so that the offset dislocation phenomenon generated when the front-back movement guide rail 2 moves forwards and backwards is prevented, and the stability of the four-way headrest is improved. The shape of the guide portion 22 is not limited, and the first clamping grooves 21 may be disposed on the guide portion 22 at intervals.
While specific embodiments of the invention have been described above, it will be appreciated by those skilled in the art that this is by way of example only, and the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the principles and spirit of the invention, but such changes and modifications fall within the scope of the invention.
Claims (8)
1. The four-way headrest is characterized by comprising a headrest front cover, an upper sliding support, a lower sliding support, an inserting rod, a front and rear movement guide rail and a push plate, wherein the front and rear movement guide rail is connected into the headrest front cover, the front and rear movement guide rail penetrates through the upper sliding support and the lower sliding support and can move along the front and rear direction of the headrest front cover, the upper sliding support and the lower sliding support are sleeved on the inserting rod and can move along the upper and lower direction of the headrest front cover on the inserting rod, the push plate is arranged in the upper sliding support and can move along the left and right direction of the headrest front cover on the upper sliding support and the lower sliding support, the push plate is provided with a first buckling part and a second buckling part, the front and rear movement guide rail is provided with a plurality of first buckling grooves along the front and rear direction of the headrest front cover, the inserting rod is provided with a plurality of second buckling grooves along the upper and lower direction of the headrest front cover, and the four-way headrest is provided with a locking position and an unlocking position;
when the locking position is reached, the first clamping part is connected with the first clamping groove, and the second clamping part is connected with the second clamping groove;
when the unlocking position is reached, the first clamping part is separated from the first clamping groove, and the second clamping part is separated from the second clamping groove;
through the movement of the push plate, the first buckling part and the second buckling part are simultaneously inserted into or separated from the first clamping groove and the second clamping groove, so that unlocking and locking are realized;
the push plate comprises a plate body and a clamping piece, one end of the clamping piece is connected to the plate body, the other end of the clamping piece extends outwards to form a bulge, and the first clamping part is located on one side, facing the first clamping groove, of the clamping piece.
2. The four-way headrest according to claim 1, wherein the upper and lower sliding brackets have a limit groove recessed inward from a side of the upper and lower sliding brackets facing away from the headrest front cover, and one end of the limit groove extends to an end of the upper and lower sliding brackets, and the push plate is inserted into the limit groove from one end of the limit groove and is movable in the limit groove in a left-right direction of the headrest front cover.
3. The four-way headrest according to claim 1, wherein the upper and lower sliding brackets further comprise at least one positioning hole, the positioning hole extends along the sliding direction of the push plate, the push plate is provided with at least one positioning column, the positioning columns are in one-to-one correspondence with the positioning holes, and the positioning columns are inserted into the positioning holes and can slide in the positioning holes.
4. The four-way headrest according to claim 1, wherein a side of the first clamping portion facing away from the headrest front cover is provided with a first sliding guide surface, a plurality of first clamping grooves are arranged at intervals on a side of the front-back movement guide rail facing the clamping piece, and a side of the first clamping grooves facing away from the headrest front cover is provided with a second sliding guide surface.
5. The four-way headrest according to claim 1, wherein the upper and lower sliding brackets are provided with first through holes, the first through holes are sleeved on the inserting rods and can move along the upper and lower directions of the headrest front cover on the inserting rods, the push plate further comprises an insert, the insert is detachably connected to the plate body, the second clamping and buckling parts are located on one side, facing the inserting rods, of the insert, and the insert can be inserted into the first through holes and into the second clamping grooves or separated from the second clamping grooves.
6. The four-way headrest according to claim 5 further comprising a fixed guide sleeve passing through the first through hole and connected to the upper and lower sliding brackets, wherein the insert rod passes through the fixed guide sleeve, and wherein a positioning opening for inserting the second fastening part is formed in an outer circumferential surface of the fixed guide sleeve.
7. The four-way headrest according to claim 1, wherein the upper and lower sliding brackets are provided with a plurality of guide holes, the guide holes penetrate through the upper and lower sliding brackets along the front and rear directions of the headrest front cover, the front and rear movement guide rail is provided with a plurality of guide parts, the guide parts are in one-to-one correspondence with the guide holes, and the guide parts are inserted into the guide holes and can slide in the guide holes.
8. The four-way headrest according to claim 1 further comprising a return spring, wherein both ends of the return spring are connected to the upper and lower sliding brackets and the push plate, respectively;
when the four-way headrest is in the unlocking position and the external force is removed, the push plate is acted by the restoring spring, so that the four-way headrest is restored to the locking position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910181549.8A CN109720254B (en) | 2019-03-11 | 2019-03-11 | four-way headrest |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910181549.8A CN109720254B (en) | 2019-03-11 | 2019-03-11 | four-way headrest |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109720254A CN109720254A (en) | 2019-05-07 |
| CN109720254B true CN109720254B (en) | 2023-08-29 |
Family
ID=66302375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910181549.8A Active CN109720254B (en) | 2019-03-11 | 2019-03-11 | four-way headrest |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109720254B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111469733A (en) * | 2020-04-30 | 2020-07-31 | 长春富晟汽车零部件有限责任公司 | Electric four-way headrest mechanism |
| CN112428900B (en) * | 2020-12-02 | 2024-06-18 | 长春富维安道拓汽车饰件系统有限公司 | Four-way electric headrest mechanism |
| CN112896005B (en) * | 2021-03-26 | 2022-05-10 | 麦格纳座椅研发(重庆)有限公司 | Manual translation headrest |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102004038707A1 (en) * | 2003-09-18 | 2005-04-28 | Alfmeier Praez Ag | Car seat has head rest mounted on two parallel vertical rods which fit into tubes mounted in seat back, lower ends of rods fitting into bar which can slide up and down for fixed distance |
| KR101383094B1 (en) * | 2013-02-20 | 2014-04-08 | 주식회사 우보테크 | Headrest moving device |
| CN203623438U (en) * | 2013-09-26 | 2014-06-04 | 宁波继峰汽车零部件股份有限公司 | Vehicle front headrest framework with four-way adjustment function |
| CN104002714A (en) * | 2014-06-03 | 2014-08-27 | 上海延锋江森座椅有限公司 | Novel four-directional headrest |
| CN204998384U (en) * | 2015-09-28 | 2016-01-27 | 上海延锋江森座椅有限公司 | Seat headrest of rotatory neck brace function in area |
| WO2017047308A1 (en) * | 2015-09-17 | 2017-03-23 | 日本発條株式会社 | Headrest and vehicle seat |
| CN106828231A (en) * | 2017-03-03 | 2017-06-13 | 上汽通用汽车有限公司 | Car seat headrest |
| WO2017136684A1 (en) * | 2016-02-03 | 2017-08-10 | Adient Luxembourg Holding S.à.r.l. | Vehicle seat headrest with lever release |
| CN208134161U (en) * | 2018-04-28 | 2018-11-23 | 上海国琻汽车科技有限公司 | Headrest and include its automotive seat |
| WO2019017669A1 (en) * | 2017-07-18 | 2019-01-24 | Woobo Tech Co., Ltd. | Headrest moving device |
-
2019
- 2019-03-11 CN CN201910181549.8A patent/CN109720254B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102004038707A1 (en) * | 2003-09-18 | 2005-04-28 | Alfmeier Praez Ag | Car seat has head rest mounted on two parallel vertical rods which fit into tubes mounted in seat back, lower ends of rods fitting into bar which can slide up and down for fixed distance |
| KR101383094B1 (en) * | 2013-02-20 | 2014-04-08 | 주식회사 우보테크 | Headrest moving device |
| CN203623438U (en) * | 2013-09-26 | 2014-06-04 | 宁波继峰汽车零部件股份有限公司 | Vehicle front headrest framework with four-way adjustment function |
| CN104002714A (en) * | 2014-06-03 | 2014-08-27 | 上海延锋江森座椅有限公司 | Novel four-directional headrest |
| WO2017047308A1 (en) * | 2015-09-17 | 2017-03-23 | 日本発條株式会社 | Headrest and vehicle seat |
| CN204998384U (en) * | 2015-09-28 | 2016-01-27 | 上海延锋江森座椅有限公司 | Seat headrest of rotatory neck brace function in area |
| WO2017136684A1 (en) * | 2016-02-03 | 2017-08-10 | Adient Luxembourg Holding S.à.r.l. | Vehicle seat headrest with lever release |
| CN106828231A (en) * | 2017-03-03 | 2017-06-13 | 上汽通用汽车有限公司 | Car seat headrest |
| WO2019017669A1 (en) * | 2017-07-18 | 2019-01-24 | Woobo Tech Co., Ltd. | Headrest moving device |
| CN208134161U (en) * | 2018-04-28 | 2018-11-23 | 上海国琻汽车科技有限公司 | Headrest and include its automotive seat |
Non-Patent Citations (1)
| Title |
|---|
| 主动式头枕专利技术发展综述;陈莹莹;;科技创新导报(22);全文 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109720254A (en) | 2019-05-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109720254B (en) | four-way headrest | |
| US7708331B2 (en) | Seat device of vehicle | |
| KR100559459B1 (en) | Lock device of seat rail for vehicle | |
| US20130049428A1 (en) | Vehicle head restraint assembly | |
| CN109715438A (en) | Guide rail and vehicle seat | |
| EP3702208A1 (en) | Car safety seat | |
| CN112406646A (en) | Child safety seat | |
| CN210310041U (en) | Child safety seat | |
| CN214189413U (en) | Four-way adjusting automobile headrest framework | |
| CN209852138U (en) | Four-way headrest | |
| CN106828228B (en) | Four-way headrest capable of being adjusted in forward and backward movement mode | |
| CN212685326U (en) | Automobile seat and independent seat cushion extending device | |
| CN111591179B (en) | Automobile seat and independent seat cushion extension device | |
| KR20230026510A (en) | Child safety seat and its side wing height and width adjustment mechanism | |
| CN211641926U (en) | Headrest height adjusting mechanism | |
| CN112960031B (en) | Baby carriage | |
| JP2013147101A (en) | Lock mechanism for headrest of vehicle seat | |
| CN114604145A (en) | Headrest height adjusting mechanism and child safety seat | |
| JP7284729B2 (en) | child seat | |
| CN111055736A (en) | Child safety seat with adjustable seat surface | |
| CN219969492U (en) | Automobile headrest convenient to unblock | |
| JP2016030520A (en) | Vehicle slide rail device | |
| CN114851927B (en) | Child safety seat and ISOFIX telescopic adjustment mechanism thereof | |
| CN211195935U (en) | Adjusting mechanism of FIX subassembly | |
| CN221623602U (en) | Locking structure of two-way headrest |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |