CN106974471A - A kind of multifunctional pillow hinge - Google Patents
A kind of multifunctional pillow hinge Download PDFInfo
- Publication number
- CN106974471A CN106974471A CN201710321355.4A CN201710321355A CN106974471A CN 106974471 A CN106974471 A CN 106974471A CN 201710321355 A CN201710321355 A CN 201710321355A CN 106974471 A CN106974471 A CN 106974471A
- Authority
- CN
- China
- Prior art keywords
- lid
- chain wheel
- shell fragment
- main
- tooth
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000012634 fragment Substances 0.000 claims abstract description 53
- 238000005452 bending Methods 0.000 claims abstract description 11
- 230000035515 penetration Effects 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 6
- 230000002787 reinforcement Effects 0.000 claims description 6
- 238000010030 laminating Methods 0.000 claims description 2
- 201000011180 Dental Pulp Calcification Diseases 0.000 claims 1
- 238000000926 separation method Methods 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 abstract description 3
- 238000010276 construction Methods 0.000 abstract description 3
- 210000000515 tooth Anatomy 0.000 description 95
- 239000000428 dust Substances 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000037081 physical activity Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C20/00—Head -, foot -, or like rests for beds, sofas or the like
- A47C20/04—Head -, foot -, or like rests for beds, sofas or the like with adjustable inclination
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B2220/00—General furniture construction, e.g. fittings
- A47B2220/0061—Accessories
- A47B2220/0069—Hinges
- A47B2220/0072—Hinges for furniture
Abstract
The invention discloses a kind of multifunctional pillow hinge, including the bending handle being fixedly connected with sofa, the chain wheel being connected with bending handle, the rivet being connected is fixed with chain wheel, it is arranged at the cardinal teeth lid and secondary tooth lid of chain wheel both sides, with dome outside cardinal teeth lid tenon connection master, the outer dome of pair with secondary chain wheel tenon connection；Cardinal teeth lid is provided with the first fixing body, the limited post for setting-up piece and the main mortise for connecting main outer dome for fixing main shell fragment away from the side of chain wheel, and cardinal teeth covers the main spacing hole being additionally provided with through cardinal teeth lid；Secondary tooth lid is provided with the secondary mortise for the second fixing body of fixed joint shell fragment and for dome outside auxiliary connection away from the side of chain wheel, and secondary tooth covers the secondary spacing hole being additionally provided with through secondary tooth lid；Return shell fragment is additionally provided between main outer dome and pad；The movable teeth through chain wheel is additionally provided between cardinal teeth lid and secondary tooth lid, the present invention is simple in construction, the position conversion of multi-angle, and accurate positioning, long lifespan can be carried out.
Description
Technical field
Field, more particularly to a kind of multifunctional pillow hinge are manufactured the present invention relates to sofa.
Background technology
In order to increase the comfort level of sofa, it will usually install rotatable headrest at the top of the backrest of sofa, these headrests
It is to be coupled by adjusting means with backrest, it can adjust angle of the headrest relative to backrest, and sofa is adjusted into the most comfortable
State, disclose a kind of headrest adjuster of sofa in Patent No. ZL201020587163.1 patent document, the sofa head
The parts that pillow adjuster is used are more, cause its structure complex, and use has certain defect, e.g.,
Its lockhole is built-in with a locking plate in the form of sheets, in the pressured headrest of head part, and locking plate bears to roll over the pressure of face lower edge from L-shaped,
Cause locking plate easily to deform upon, after a longer time of use, cause the positioning of headrest regulator not accurate enough, or even can not determine
Position.It is of course also possible to consider to increase the thickness of locking plate to increase its measuring body intensity, but increase thickness must increase regulation
The volume and cost of device.
The content of the invention
It is simple in construction present invention aim to address above mentioned problem there is provided a kind of multifunctional pillow hinge, it is easy to use,
The position adjustments of multi-angle, and accurate positioning can be carried out.
The present invention above-mentioned technical purpose technical scheme is that：
A kind of multifunctional pillow hinge, including：The bending handle being fixedly connected with sofa, the tooth being connected with the bending handle
Disk, fixes the rivet being connected with the chain wheel, is run through by the rivet, and is arranged at the cardinal teeth lid and secondary tooth of the chain wheel both sides
Lid, with dome outside the cardinal teeth lid tenon connection master, the outer dome of pair with the secondary chain wheel tenon connection；
The cardinal teeth lid away from the chain wheel side be provided with for fix main shell fragment first fix body, for setting-up piece
Limited post and main mortise for connecting dome outside the master, the cardinal teeth covers the master being additionally provided with through the cardinal teeth lid
Spacing hole；
The secondary tooth lid is provided with away from the side of the chain wheel and fixes body and for connecting for the second of fixed joint shell fragment
The secondary mortise of the outer dome of pair is stated, the secondary tooth covers the secondary spacing hole being additionally provided with through the secondary tooth lid, the main spacing hole
It is symmetrical arranged with the secondary spacing hole；
The master is outer to be additionally provided with return shell fragment between dome and the pad, described return shell fragment one end is connected to outside the master
Dome, the other end is connected on the rivet；
The movable teeth through the chain wheel is additionally provided between the cardinal teeth lid and the secondary tooth lid, the movable teeth runs through simultaneously
In the main spacing hole and the secondary spacing hole, and it is applied to the main shell fragment and the secondary shell fragment.
In this programme, by the main shell fragment and the secondary shell fragment stress in the movable teeth, and it is spacing by the master
Hole and the secondary spacing hole movable teeth is carried out it is spacing, the movable teeth follow the rotation of the cardinal teeth lid and the secondary tooth lid and
It is mobile, and the internal tooth on chain wheel is carried out card and, realize the regulation switching of different gears, when movable teeth is moved to confined planes,
Movable teeth is knocked down in second stopper slot, and external tooth is separated with internal tooth, while initial position is sprung back to by the effect of return shell fragment,
Then the angular adjustment of second leg can be carried out.
Preferably, the rivet is set to be provided with for through six sides of the rivet on hexagon, the chain wheel
Shape is perforated, and the cardinal teeth lid, the secondary tooth lid, the pad, the outer dome of the master and cylindrical cover of pair are provided with use
In through the rivet circular perforations, the circular diameter of the circular perforations is not less than the hexagon circumcircle of the hexagonal penetration hole
Diameter.The setting of the rivet hexagon and the chain wheel hexagon is in order to realize the fixation of rivet and chain wheel, with the riveting
Return shell fragment one end of nail clamping is remained stationary as with the rivet, and the part of remainder is disposed as circular configuration, so makes
Obtaining remaining part can be rotated, and the return shell fragment other end connects the outer dome of the master, so when rotation is used, returning
Position shell fragment shrinks, and when movable teeth is moved to confined planes, movable teeth is knocked down in second stopper slot, external tooth and internal tooth point
From being just shot back by return shell fragment stress to initial position, convenient regulation angle, use more facilitates.
Preferably, the movable teeth includes latch body, the force column of the latch body upper and lower ends is arranged at；Two ends
The force column extends through the main spacing hole and the secondary spacing hole, and is applied to the main shell fragment and the secondary bullet
Piece.When carrying out position adjustments, force column is in first stopper slot, when moving, and force column is by the main shell fragment
Act on, the latch body and the internal tooth card and shifted, the conversion of progress angle with the secondary shell fragment.
Preferably, the latch body is arranged in the chain wheel, the latch body is close to the one of the hexagonal penetration hole
Side is provided with external tooth.
Preferably, being additionally provided with a loose slot for being used to accommodate the latch body activity, the work on the chain wheel
Dynamic groove edge is provided with the internal tooth coordinated with the external tooth, and the loose slot is provided at both ends with for stopping that the movable teeth walks
Confined planes.The setting of the confined planes is to allow the cardinal teeth lid, the secondary tooth lid, described movable teeth etc. to be returned automatically
Position, convenient angular adjustment next time.
Preferably, the main spacing hole is set to arc, the main spacing hole is spacing including the first stopper slot and second
Groove, first stopper slot is connected with second stopper slot, when the force column is in first stopper slot, the external tooth
Fitted with the internal tooth closely, when the force column is in second stopper slot, the external tooth is separated with the internal tooth.It is described
The setting of first stopper slot and second stopper slot is, in order to realize the operation of movable teeth, and to be automatically performed return, is used
Enhanced convenience.
Preferably, being additionally provided with the perforation for fixing the return shell fragment on the rivet.
Preferably, the master is cylindrical to cover the hole clipping being provided with for fixing the return shell fragment, and with the master
The main tenon of mortise connection.The setting of the outer dome is in order to realize overall aesthetic property, by part envelope and inside, it is ensured that interior
The part in portion is not affected by dust, and increases the security used, increases the life-span used.
Preferably, the pair is cylindrical to cover the secondary tenon for being provided with and being connected with the secondary mortise.The outer dome of pair
Setting is in order to realize overall aesthetic property, by part envelope and inside, it is ensured that internal part is not affected by dust, and increase is used
Security, increase life-span for using
Preferably, being additionally provided with reinforcement on the bending handle.The setting of the reinforcement is to increase the bending
The intensity of handle, use is safer, also increases the overall life-span used.
In summary, the invention has the advantages that：
A kind of multifunctional pillow hinge that the present invention is provided, it is simple in construction, it is easily manufactured, and the tune of multi-angle can be carried out
It is whole, and accurate positioning, the service life of hinge can also be increased.
Brief description of the drawings
Fig. 1 is the structure decomposition figure of the present invention；
Fig. 2 is the use state figure of the present invention；
Fig. 3 is the structural representation of movable teeth of the present invention；
Fig. 4 is the structural representation of chain wheel of the present invention；
Fig. 5 is the front view of secondary tooth lid of the invention；
Fig. 6 is the structural representation of cardinal teeth lid of the present invention；
1- bends handle, 2- chain wheels, 3- rivets, 4- cardinal teeth lids, 5- pair tooth lids, the outer dome of 6- master, the secondary outer domes of 7-, 8- master in figure
Shell fragment, 9- setting-up pieces, 101- pair shell fragments, 102- return shell fragments, 103- movable teeths, the fixing bodies of 41- first, 42- limited posts,
The main mortises of 43-, the main spacing holes of 44-, 51- second fix body, 52- pair mortise, 53- pair spacing hole, 1031- latch bodies, 1032- by
Power post, 10311- external tooths, 21- loose slots, 211- internal tooths, the stopper slots of 441- first, the stopper slots of 442- second, 31- perforation, 61-
Hole clipping, the main tenons of 62-, 71- pair tenons, 11- reinforcements.
Embodiment
The present invention is described in further detail below in conjunction with accompanying drawing.
This specific embodiment is only explanation of the invention, and it is not limitation of the present invention, people in the art
Member can make the modification without creative contribution to the present embodiment as needed after this specification is read, but as long as at this
All protected in the right of invention by Patent Law.
As shown in Figures 1 to 6, a kind of multifunctional pillow hinge, including：The bending handle 1 being fixedly connected with sofa, it is and curved
The chain wheel 2 that handle 1 is connected is rolled over, the rivet 3 being connected is fixed with chain wheel 2, is run through by rivet 3, and be arranged at the cardinal teeth of the both sides of chain wheel 2
Lid 4 and secondary tooth lid 5, with dome 6 outside the tenon connection master of cardinal teeth lid 4, the outer dome 7 of pair with the secondary tenon connection of chain wheel 5；
Cardinal teeth lid 4 away from chain wheel 2 side be provided with for fix main shell fragment 8 first fix body 41, for setting-up piece 9
The main spacing hole through cardinal teeth lid 4 is additionally provided with limited post 42 and the main mortise 43 for connecting main outer dome 6, cardinal teeth lid 4
44；
Secondary tooth lid 5 is provided with outside for the second fixing body 51 of fixed joint shell fragment 101 and for auxiliary connection away from the side of chain wheel 2
The secondary spacing hole 53 through secondary tooth lid 5, main spacing hole 44 and secondary spacing hole are additionally provided with the secondary mortise 52 of dome 7, secondary tooth lid 5
53 are symmetrical arranged；
Return shell fragment 102 is additionally provided between main outer dome 6 and pad 9, the one end of return shell fragment 102 is connected to main outer dome 6, separately
One end is connected on rivet 3；
The movable teeth 103 through chain wheel 2 is additionally provided between cardinal teeth lid 4 and secondary tooth lid 5, movable teeth 103 is simultaneously through main limit
Position hole 44 and secondary spacing hole 53, and it is applied to main shell fragment 8 and secondary shell fragment 101.
In this programme, by main shell fragment 8 and the secondary stress of shell fragment 101 in movable teeth 103, and pass through main spacing hole 44 and secondary limit
Position hole 53 carries out spacing to movable teeth 103, and movable teeth 103 follows the rotation of cardinal teeth lid and secondary tooth lid and moved, and on chain wheel
Internal tooth carry out card and, realize different gears regulation switching, when movable teeth 103 is moved to confined planes, movable teeth 103 is beaten
In the second stopper slot, external tooth is separated with internal tooth, while springing back to initial position by the effect of return shell fragment, then can be carried out down
The angular adjustment of bout.
Rivet 3 is set to be provided with hexagon, chain wheel 2 for the hexagonal penetration hole through rivet 3, cardinal teeth lid 4, secondary tooth
It is provided with lid 5, pad 9, main outer dome 6 and secondary outer dome 7 for running through the circular perforations of rivet 3, the circle of circular perforations is straight
Footpath is not less than the circumscribed circular diameter of hexagon of hexagonal penetration hole.The setting of the hexagon of rivet 3 and the hexagon of chain wheel 2 is to realize
The fixation of rivet 3 and chain wheel 2, is remained stationary as, the part of remainder is equal with return shell fragment one end and the rivet 3 of the clamping of rivet 3
It is provided in round structure, so that remaining part can be rotated, and the main outer dome of return shell fragment other end connection, institute
With when rotation is used, return shell fragment shrinks, when movable teeth 103 is moved to confined planes, and movable teeth 103 is knocked down second spacing
In groove, external tooth is separated with internal tooth, is just shot back by return shell fragment stress to initial position, and convenient regulation angle, use is more square
Just.
Movable teeth 103 includes latch body 1031, is arranged at the force column 1032 of the upper and lower ends of latch body 1031；Two ends by
Power post 1032 extends through main spacing hole 44 and secondary spacing hole 53, and is applied to main shell fragment 8 and secondary shell fragment 101.Entering line position
When putting regulation, force column 1032 is in the first stopper slot 441, when moving, the acceptor's shell fragment 8 of force column 1032 and secondary shell fragment
101 effects, latch body 1031 and internal tooth 211 are blocked and shifted, and carry out the conversion of angle.
Latch body 1031 is arranged in chain wheel 2, and latch body 1031 is provided with external tooth close to the side of hexagonal penetration hole
10311。
A loose slot 21 for being used to accommodate the activity of latch body 1031 is additionally provided with chain wheel 2, the edge of loose slot 21 is set
There is the internal tooth 211 coordinated with external tooth 10311, loose slot 21 is provided at both ends with the confined planes walked for barrier activity tooth 103
212.The setting of confined planes 212 is to allow cardinal teeth lid, secondary tooth lid, movable teeth etc. are automatic to carry out return, convenient angle next time
Degree regulation.
Main spacing hole 44 is set to arc, and main spacing hole 44 includes the first stopper slot 441 and the second stopper slot 442, first
Stopper slot 441 is connected with the second stopper slot 442, when force column 1032 is in the first stopper slot 441, external tooth 10311 and internal tooth 211
Laminating is close, and when force column 1032 is in the second stopper slot 442, external tooth 10311 is separated with internal tooth 211.The He of first stopper slot 441
The setting of second stopper slot 442 is, in order to realize the operation of movable teeth, and to be automatically performed return, uses enhanced convenience.
The perforation 31 for fixing return shell fragment 102 is additionally provided with rivet 3.
The hole clipping 61 for fixing return shell fragment 102, and the main tenon being connected with main mortise 43 are provided with main outer dome 6
First 62.The setting of outer dome 6 is in order to realize overall aesthetic property, by part envelope and inside, it is ensured that internal part is not grey
Dirt influences, and increases the security used, increases the life-span used.
The secondary tenon 71 being connected with secondary mortise 52 is provided with secondary outer dome 7.The setting of secondary outer dome 7 is whole in order to realize
The aesthetic property of body, by part envelope and inside, it is ensured that internal part is not affected by dust, and increases the security used, and increase makes
Life-span
Reinforcement 11 is additionally provided with bending handle 1.The setting of reinforcement is in order to increase the intensity of bending handle, using more
Safety, also increases the overall life-span used.
Claims (10)
1. a kind of multifunctional pillow hinge, it is characterised in that：Including：The bending handle being fixedly connected with sofa（1）, it is and described curved
Roll over handle（1）The chain wheel of connection（2）, with the chain wheel（2）Fix the rivet of connection（3）, by the rivet（3）Run through, and set
It is placed in the chain wheel（2）The cardinal teeth lid of both sides（4）With secondary tooth lid（5）, with the cardinal teeth lid（4）The outer dome of tenon connection master（6）,
With the secondary chain wheel（5）The outer dome of pair of tenon connection（7）；
The cardinal teeth lid（4）Away from the chain wheel（2）Side be provided with for fixing main shell fragment（8）First fix body
（41）, for setting-up piece（9）Limited post（42）With for connecting dome outside the master（6）Main mortise（43）, the master
Tooth lid（4）On be additionally provided with through the cardinal teeth lid（4）Main spacing hole（44）；
The secondary tooth lid（5）Away from the chain wheel（2）Side be provided with for fixed joint shell fragment（101）Second fix body
（51）With for connecting the outer dome of pair（7）Secondary mortise（52）, the secondary tooth lid（5）On be additionally provided with through the secondary tooth
Lid（5）Secondary spacing hole（53）, the main spacing hole（44）With the secondary spacing hole（53）It is symmetrical arranged；
The outer dome of the master（6）With the pad（9）Between be additionally provided with return shell fragment（102）, the return shell fragment（102）One
End is connected to the outer dome of the master（6）, the other end is connected to the rivet（3）On；
The cardinal teeth lid（4）With the secondary tooth lid（5）Between be additionally provided with through the chain wheel（2）Movable teeth（103）, it is described
Movable teeth（103）Simultaneously through the main spacing hole（44）With the secondary spacing hole（53）, and it is applied to the main shell fragment
（8）With the secondary shell fragment（101）.
2. a kind of multifunctional pillow hinge according to claim 1, it is characterised in that：The rivet（3）It is set to six sides
Shape, the chain wheel（2）On be provided with for run through the rivet（3）Hexagonal penetration hole, the cardinal teeth lid（4）, the secondary tooth
Lid（5）, the pad（9）, the outer dome of the master（6）With the outer dome of pair（7）On be provided with for run through the rivet
（3）Circular perforations, the circular diameter of the circular perforations is not less than the circumscribed circular diameter of hexagon of the hexagonal penetration hole.
3. a kind of multifunctional pillow hinge according to claim 2, it is characterised in that：The movable teeth（103）Including card
Denticle（1031）, it is arranged at the latch body（1031）The force column of upper and lower ends（1032）；The force column at two ends
（1032）Extend through the main spacing hole（44）With the secondary spacing hole（53）, and it is applied to the main shell fragment（8）And institute
State secondary shell fragment（101）.
4. a kind of multifunctional pillow hinge according to claim 3, it is characterised in that：The latch body（1031）It is arranged at
The chain wheel（2）It is interior, the latch body（1031）Side close to the hexagonal penetration hole is provided with external tooth（10311）.
5. a kind of multifunctional pillow hinge according to claim 4, it is characterised in that：The chain wheel（2）On be additionally provided with
One is used to accommodate the latch body（1031）The loose slot of activity（21）, the loose slot（21）Edge be provided with it is described outer
Tooth（10311）The internal tooth of cooperation（211）, the loose slot（21）It is provided at both ends with for stopping the movable teeth（103）Walk
Confined planes（212）.
6. a kind of multifunctional pillow hinge according to claim 5, it is characterised in that：The main spacing hole（44）It is set to
Arc, the main spacing hole（44）Including the first stopper slot（441）With the second stopper slot（442）, first stopper slot（441）
With second stopper slot（442）Connection, the force column（1032）In first stopper slot（441）When interior, the external tooth
（10311）With the internal tooth（211）Laminating is close, the force column（1032）In second stopper slot（442）It is described when interior
External tooth（10311）With the internal tooth（211）Separation.
7. a kind of multifunctional pillow hinge according to claim 1, it is characterised in that：The rivet（3）On be additionally provided with
For fixing the return shell fragment（102）Perforation（31）.
8. a kind of multifunctional pillow hinge according to claim 1, it is characterised in that：The outer dome of the master（6）It is upper to set
Have for fixing the return shell fragment（102）Hole clipping（61）, and with the main mortise（43）The main tenon of connection（62）.
9. a kind of multifunctional pillow hinge according to claim 1, it is characterised in that：The outer dome of pair（7）It is upper to set
Have and the secondary mortise（52）The secondary tenon of connection（71）.
10. a kind of multifunctional pillow hinge according to claim 1, it is characterised in that：The bending handle（1）On also set
It is equipped with reinforcement（11）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710321355.4A CN106974471B (en) | 2017-05-09 | 2017-05-09 | Multifunctional pillow hinge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710321355.4A CN106974471B (en) | 2017-05-09 | 2017-05-09 | Multifunctional pillow hinge |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106974471A true CN106974471A (en) | 2017-07-25 |
| CN106974471B CN106974471B (en) | 2024-01-19 |
Family
ID=59341725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710321355.4A Active CN106974471B (en) | 2017-05-09 | 2017-05-09 | Multifunctional pillow hinge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106974471B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20000004639U (en) * | 1998-08-12 | 2000-03-06 | 유희춘 | Headrest tilting structure of the driver's seat |
| CN201326640Y (en) * | 2008-10-06 | 2009-10-14 | 郑春华 | Multifunctional hinge |
| CN104172793A (en) * | 2014-08-14 | 2014-12-03 | 东莞市伟宏五金塑胶制品有限公司 | Multifunctional lifter |
| CN204091469U (en) * | 2014-09-02 | 2015-01-14 | 郑春华 | A kind of sofa headrest hinge |
| CN204152952U (en) * | 2014-10-20 | 2015-02-11 | 王长高 | Multifunctional hinge |
| CN204306464U (en) * | 2014-12-11 | 2015-05-06 | 东莞市锦派五金制品有限公司 | A kind of sofa headrest expansion hinge |
| CN105266458A (en) * | 2015-11-09 | 2016-01-27 | 甘超旺 | Sofa headrest hinge |
| CN205338310U (en) * | 2015-12-11 | 2016-06-29 | 东莞市伟宏五金塑胶制品有限公司 | Automatic retrieve headrest alignment jig |
| CN207492438U (en) * | 2017-05-09 | 2018-06-15 | 王长高 | A kind of multifunctional pillow hinge |
-
2017
- 2017-05-09 CN CN201710321355.4A patent/CN106974471B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20000004639U (en) * | 1998-08-12 | 2000-03-06 | 유희춘 | Headrest tilting structure of the driver's seat |
| CN201326640Y (en) * | 2008-10-06 | 2009-10-14 | 郑春华 | Multifunctional hinge |
| CN104172793A (en) * | 2014-08-14 | 2014-12-03 | 东莞市伟宏五金塑胶制品有限公司 | Multifunctional lifter |
| CN204091469U (en) * | 2014-09-02 | 2015-01-14 | 郑春华 | A kind of sofa headrest hinge |
| CN204152952U (en) * | 2014-10-20 | 2015-02-11 | 王长高 | Multifunctional hinge |
| CN204306464U (en) * | 2014-12-11 | 2015-05-06 | 东莞市锦派五金制品有限公司 | A kind of sofa headrest expansion hinge |
| CN105266458A (en) * | 2015-11-09 | 2016-01-27 | 甘超旺 | Sofa headrest hinge |
| CN205338310U (en) * | 2015-12-11 | 2016-06-29 | 东莞市伟宏五金塑胶制品有限公司 | Automatic retrieve headrest alignment jig |
| CN207492438U (en) * | 2017-05-09 | 2018-06-15 | 王长高 | A kind of multifunctional pillow hinge |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106974471B (en) | 2024-01-19 |
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