CN108260984A - A kind of function mechanical extending device for sofa - Google Patents
A kind of function mechanical extending device for sofa Download PDFInfo
- Publication number
- CN108260984A CN108260984A CN201810039384.6A CN201810039384A CN108260984A CN 108260984 A CN108260984 A CN 108260984A CN 201810039384 A CN201810039384 A CN 201810039384A CN 108260984 A CN108260984 A CN 108260984A
- Authority
- CN
- China
- Prior art keywords
- installing plate
- extending device
- frame installing
- substrate
- mechanical extending
- 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.)
- Pending
Links
- 239000000758 substrate Substances 0.000 claims abstract description 47
- 238000009434 installation Methods 0.000 claims abstract description 27
- 230000036544 posture Effects 0.000 claims description 33
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 12
- 230000000630 rising effect Effects 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C1/00—Chairs adapted for special purposes
- A47C1/02—Reclining or easy chairs
- A47C1/031—Reclining or easy chairs having coupled concurrently adjustable supporting parts
- A47C1/034—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts including a leg-rest or foot-rest
- A47C1/035—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts including a leg-rest or foot-rest in combination with movably coupled seat and back-rest, i.e. the seat and back-rest being movably coupled in such a way that the extension mechanism of the foot-rest is actuated at least by the relative movements of seat and backrest
- A47C1/0355—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts including a leg-rest or foot-rest in combination with movably coupled seat and back-rest, i.e. the seat and back-rest being movably coupled in such a way that the extension mechanism of the foot-rest is actuated at least by the relative movements of seat and backrest actuated by linkages, e.g. lazy-tongs mechanisms
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C17/00—Sofas; Couches; Beds
- A47C17/04—Seating furniture, e.g. sofas, couches, settees, or the like, with movable parts changeable to beds; Chair beds
- A47C17/16—Seating furniture changeable to beds by tilting or pivoting the back-rest
- A47C17/163—Seating furniture changeable to beds by tilting or pivoting the back-rest and a foot-rest
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C17/00—Sofas; Couches; Beds
- A47C17/04—Seating furniture, e.g. sofas, couches, settees, or the like, with movable parts changeable to beds; Chair beds
- A47C17/16—Seating furniture changeable to beds by tilting or pivoting the back-rest
- A47C17/17—Seating furniture changeable to beds by tilting or pivoting the back-rest with coupled movement of back-rest and seat
- A47C17/175—Seating furniture changeable to beds by tilting or pivoting the back-rest with coupled movement of back-rest and seat with tilting or lifting seat-back-rest pivot
- A47C17/1756—Seating furniture changeable to beds by tilting or pivoting the back-rest with coupled movement of back-rest and seat with tilting or lifting seat-back-rest pivot by pivoted linkages
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Nursing (AREA)
- Dentistry (AREA)
- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Abstract
The invention discloses a kind of function mechanical extending device for sofa,Including extendable bracket,Extendable bracket includes backrest module,Seat-assembly and leg assembly,Seat-assembly includes sitting frame installing plate and substrate,Seat-assembly further includes linkage mechanism,Linkage mechanism includes leg linkage unit,Back-rest linked component and connecting rod,Leg assembly rotational installation is in the front end for sitting frame installing plate,Backrest module rotational installation is in the rear end for sitting frame installing plate,Leg linkage unit both ends are connect respectively with the front end and substrate rotating for sitting frame installing plate,Back-rest linked component both ends are connect respectively with the rear end and substrate rotating for sitting frame installing plate,Connecting rod rotational installation is rotatablely connected in substrate and both ends with back-rest linked component and leg linkage unit respectively,It is more smooth when converting function mechanical extending device for sofa posture by above-mentioned design,Speed is faster,And during in lying posture,Posture is lower,It is more comfortable.
Description
Technical field
The present invention relates to furniture industry, more particularly, to a function mechanical extending device for sofa.
Background technology
With the raising of domestic production power level and the development of social and economic level, people’s lives level is higher and higher,
Requirement to furniture is also higher and higher.Sofa, rocking chair, seat in furniture etc. are seen everywhere, some sofas are not only ridden can
It stretches out, backrest can also rise or fall.
But there are following defects for the sofa that lands of existing stent：
The sofa that existing stent lands has some setbacks, and attitudes vibration speed is slow during posture is converted.
Invention content
For overcome the deficiencies in the prior art, it is fast to convert smooth and speed the purpose of the present invention is to provide a kind of posture
Function mechanical extending device for sofa.
The purpose of the present invention is realized using following technical scheme：
A kind of function mechanical extending device for sofa, including extendable bracket, the extendable bracket includes backrest module, seat group
Part and leg assembly, the seat-assembly include sitting frame installing plate and substrate, and the seat-assembly further includes linkage mechanism, described
Linkage mechanism includes leg linkage unit, back-rest linked component and connecting rod, and the leg assembly rotational installation is in the seat frame
The front end of installing plate, the backrest module rotational installation is in the rear end for sitting frame installing plate, the leg linkage unit both ends
Respectively with it is described sit frame installing plate front end and the substrate rotating connect, the back-rest linked component both ends respectively with the seat
The rear end of frame installing plate and substrate rotating connection, connecting rod rotational installation in the substrate and both ends respectively with institute
State back-rest linked component and leg linkage unit rotation connection.
Further, the leg linkage unit includes preceding guide rod and preceding lifting bar, described preceding guide rod one end and institute
State the front end rotation connection of seat frame installing plate, the other end and the preceding lifting bar rotation connection, the preceding lifting bar and the base
Plate is rotatablely connected.
Further, the connecting rod and the preceding lifting bar rotation connection.
Further, the substrate includes front limit protrusion, and when the extendable bracket is converted to sitting posture, bar is lifted before described
It is contradicted with the front limit protrusion.
Further, when the extendable bracket is adjusted by sitting posture to TV postures, the preceding guide rod and the preceding lifting bar
Between angle become smaller.
Further, the back-rest linked component include rear guide rod and after be lifted bar, it is described after guide rod one end and institute
The rear end thereof connection for sitting frame installing plate, the other end and the rear lifting bar rotation connection are stated, bar and the base are lifted after described
Plate is rotatablely connected.
Further, the connecting rod and the rear lifting bar rotation connection.
Further, the substrate includes rear limit protrusion, and when the extendable bracket is converted to lying posture, bar is lifted after described
It is contradicted with the rear limit protrusion.
Further, the substrate is equipped with sliding slot, and the rear guide rod includes positioning pin, and the positioning pin is contained in described
Sliding slot is simultaneously slided with the change of the extendable bracket posture in the sliding slot.
Further, when the extendable bracket is by TV attitude regulations to lying posture, the rear guide rod and the rear lifting bar
Between angle become larger.
Further, when the extendable bracket is by TV attitude regulations to lying posture, the connecting rod with it is described after lifting bar it
Between angle become larger.
A kind of function mechanical extending device for sofa, including pedestal, two extendable brackets and driving mechanism, each stretching, extension branch
Frame includes backrest module, seat-assembly and leg assembly, and the seat-assembly includes sitting frame installing plate and substrate, the driving machine
The rotational installation of structure one end is fixedly installed in institute in the pedestal, other end rotational installation in the seat frame installing plate, the substrate
State pedestal, the seat-assembly further includes linkage mechanism, the linkage mechanism include leg linkage unit, back-rest linked component and
Connecting rod, the leg assembly rotational installation is in the front end for sitting frame installing plate, and the backrest module rotational installation is in described
Sit frame installing plate rear end, the leg linkage unit both ends respectively with it is described sit frame installing plate front end and the substrate rotating
Connection, the back-rest linked component both ends are connect respectively with the rear end for sitting frame installing plate and the substrate rotating, the company
Extension bar rotational installation connects in the substrate and both ends with the back-rest linked component and leg linkage unit rotation respectively
It connects.
Further, the driving mechanism includes actuator, push rod and two drive links, the actuator both ends rotation peace
Loaded on the pedestal and the push rod, each drive link rotational installation is in the substrate and one end and the seat frame peace
Loading board is rotatablely connected, and the other end is rotatablely connected with the push rod.
Further, the drive link includes connection sheet and crank, and the crank rotational installation is in substrate and with pushing away
Bar and connection sheet rotation connection.
Further, the connection sheet is rotatablely connected with sitting frame installing plate.
Further, the crank is in hook-shaped.
Further, the push rod is parallel with horizontal plane.
Further, the leg linkage unit includes preceding guide rod and preceding lifting bar, described preceding guide rod one end and institute
State the front end rotation connection of seat frame installing plate, the other end and the preceding lifting bar rotation connection, the preceding lifting bar and the base
Plate is rotatablely connected.
Further, the connecting rod and the preceding lifting bar rotation connection.
Further, the back-rest linked component include rear guide rod and after be lifted bar, it is described after guide rod one end and institute
The rear end thereof connection for sitting frame installing plate, the other end and the rear lifting bar rotation connection are stated, bar and the base are lifted after described
Plate is rotatablely connected.
Compared with prior art, the linkage mechanism of function mechanical extending device for sofa of the present invention includes leg linkage unit, leans on
Linkage unit and connecting rod are carried on the back, leg assembly rotational installation is in the front end for sitting frame installing plate, and backrest module rotational installation is in seat frame
The rear end of installing plate, leg linkage unit both ends are connect respectively with the front end and substrate rotating for sitting frame installing plate, back-rest linked group
Part both ends connects respectively with the rear end and substrate rotating for sitting frame installing plate, connecting rod be rotatablely installed in substrate and both ends respectively with
Back-rest linked component and the rotation connection of leg linkage unit, convert function mechanical extending device for sofa posture by above-mentioned design
Shi Gengjia is smooth, speed faster, and in lying posture when, posture is lower, more comfortably.
Description of the drawings
Fig. 1 is the structure diagram of one preferred embodiment of function mechanical extending device for sofa of the present invention；
Fig. 2 is the front view of the sitting posture state of the extendable bracket of Fig. 1 function mechanical extending device for sofa；
Fig. 3 is the rearview of the sitting posture state of Fig. 2 extendable brackets；
Fig. 4 is the front view of the TV postures of Fig. 2 extendable brackets；
Fig. 5 is the rearview of the TV postures of Fig. 4 extendable brackets；
Fig. 6 is the front view of the lying posture of Fig. 2 extendable brackets；
Fig. 7 is the rearview of the lying posture of Fig. 6 extendable brackets.
In figure：100th, extendable bracket；10th, backrest module；20th, seat-assembly；21st, frame installing plate is sat；22nd, substrate；221、
Front limit protrusion；222nd, rear limit protrusion；223rd, sliding slot；23rd, linkage mechanism；230th, leg linkage unit；231st, preceding guide rod；
232nd, preceding lifting bar；233rd, back-rest linked component；234th, rear guide rod；2340th, positioning pin；235th, it is lifted bar afterwards；236th, it connects
Bar；30th, leg assembly；200th, driving mechanism；201st, actuator；202nd, push rod；203rd, drive link；204th, connection sheet；205、
Crank；300th, pedestal.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment shall fall within the protection scope of the present invention.
It should be noted that when component is referred to as " being fixed on " another component, it can be directly on another component
Or there may also be components placed in the middle.When a component is considered as " connection " another component, it can be directly connected to
To another component or it may be simultaneously present component placed in the middle.When a component is considered as " being set to " another component, it
Can be set up directly on another component or may be simultaneously present component placed in the middle.Term as used herein is " vertical
", " horizontal ", "left", "right" and similar statement for illustrative purposes only.
Unless otherwise defined, all of technologies and scientific terms used here by the article is with belonging to technical field of the invention
The normally understood meaning of technical staff is identical.Term used in the description of the invention herein is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term as used herein " and/or " including one or more phases
The arbitrary and all combination of the Listed Items of pass.
It please refers to Fig.1 to Fig. 7, in a preferred embodiment of the present invention, a kind of function mechanical extending device for sofa is stretched including two
Open up stent 100, driving mechanism 200 and pedestal 300.
Each extendable bracket 100 includes backrest module 10, seat-assembly 20 and leg assembly 30.Seat-assembly 20 includes sitting
Frame installing plate 21, substrate 22 and linkage mechanism 23.Leg assembly 30 is rotatablely installed in the forepart for sitting frame installing plate 21, backrest module
10 rotational installations are in the rear portion for sitting frame installing plate 21.Substrate 22 includes front limit protrusion 221 and rear limit protrusion 222.Substrate 22
Sliding slot 232 is additionally provided with, sliding slot 232 is located between front limit protrusion 221 and rear limit protrusion 222.Linkage mechanism 23 includes leg
Linkage unit 230, back-rest linked component 233 and connecting rod 236.Leg linkage unit 230 includes preceding guide rod 231 and preceding lifting
Bar 232.Preceding 231 one end of guide rod is rotatablely connected with sitting 21 forepart of frame installing plate, and the other end is rotatablely connected with preceding lifting bar 232.
Preceding lifting bar 232 is rotatablely installed in substrate 22.Back-rest linked component 233 includes rear guide rod 234 and rear lifting bar 235.After lead
Include positioning pin 2340 to bar 234.The rotational installation of 234 one end of guide rod is in sitting 21 rear portion of frame installing plate afterwards, and the other end with lifting afterwards
Rising stem 235 is rotatablely connected.Positioning pin 2340 is located in sliding slot 232.Lifting bar 235 is rotatablely installed in substrate 22 afterwards.Connecting rod 236
Both ends are rotatablely connected respectively with rear lifting bar 235 and preceding lifting bar 232.
Driving mechanism 200 includes actuator 201,202 and two drive link 203 of push rod.Each drive link 203 includes connecting
Contact pin 204 and crank 205.Crank 205 is in hook-shaped.
When assembling function mechanical extending device for sofa, the substrate 22 of each extendable bracket 100 is fixedly installed in pedestal 300.
Connection sheet 204 is rotatablely installed in sitting frame installing plate 21, and crank 205 is rotatablely installed in substrate 22.204 turns of crank 205 and connection sheet
Dynamic connection.202 both ends of push rod are rotatablely installed respectively in two cranks 205.Push rod 202 is parallel with horizontal plane at this time.Actuator 201 1
End rotational installation is rotatablely installed in pedestal 300, the other end in push rod 202.
During using function mechanical extending device for sofa, actuator 201 stretches out and pushes push rod 202, and push rod 202 passes through driving
Connecting rod 203 drives the seat frame installing plate 21 of two extendable brackets 100.It sits frame installing plate 21 and leg is driven by leg linkage unit 230
Parts 30 stretch, and function mechanical extending device for sofa is made to be adjusted from sitting posture to TV postures.Preceding lifting bar 231 and front limit at this time
Protrusion 221 contradicts.Function mechanical extending device for sofa is made to maintain TV postures.Folder between preceding guide rod 231 and preceding lifting bar 232
Angle becomes smaller.Actuator 201 continues to stretch out, and sits frame installing plate 21 and drives 10 hypsokinesis of backrest module by back-rest linked component 233, makes
Function mechanical extending device for sofa is from TV attitude regulations to lying posture.Lifting bar 235 is contradicted with rear limit protrusion 222 afterwards at this time, is made
Function mechanical extending device for sofa maintains lying posture.The angle between guide rod 234 and rear lifting bar 235 becomes larger afterwards.Connecting rod 236
Angle between rear lifting bar 235 becomes larger.
By above-mentioned design, function mechanical extending device for sofa posture is more smooth when converting, and speed faster, and is in
During lying posture, posture is lower, more comfortably.
It will be apparent to those skilled in the art that technical solution that can be as described above and design, make other various
Corresponding change and deformation, and all these changes and deformation should all belong to the protection domain of the claims in the present invention
Within.
Claims (20)
1. a kind of function mechanical extending device for sofa, including extendable bracket, the extendable bracket includes backrest module, seat-assembly
And leg assembly, the seat-assembly include sitting frame installing plate and substrate, it is characterised in that：The seat-assembly further includes linkage
Mechanism, the linkage mechanism include leg linkage unit, back-rest linked component and connecting rod, leg assembly rotational installation in
The front end for sitting frame installing plate, the backrest module rotational installation is in the rear end for sitting frame installing plate, the leg linkage
Component both ends are connect respectively with the front end for sitting frame installing plate and the substrate rotating, the back-rest linked component both ends difference
It is connect with the rear end for sitting frame installing plate and the substrate rotating, the connecting rod rotational installation is in the substrate and both ends
It is rotatablely connected respectively with the back-rest linked component and the leg linkage unit.
2. function mechanical extending device for sofa according to claim 1, it is characterised in that：The leg linkage unit includes
Preceding guide rod and preceding lifting bar, described preceding guide rod one end are rotatablely connected with the front end for sitting frame installing plate, the other end and institute
Lifting bar rotation connection before stating is lifted bar before described and is connect with the substrate rotating.
3. function mechanical extending device for sofa according to claim 2, it is characterised in that：The connecting rod and the preceding lift
Rising stem is rotatablely connected.
4. function mechanical extending device for sofa according to claim 2, it is characterised in that：It is convex that the substrate includes front limit
It rises, when the extendable bracket is converted to sitting posture, bar is lifted before described and is contradicted with the front limit protrusion.
5. function mechanical extending device for sofa according to claim 2, it is characterised in that：The extendable bracket is by sitting posture tune
When section is to TV postures, the angle between the preceding guide rod and the preceding lifting bar becomes smaller.
6. function mechanical extending device for sofa according to claim 1, it is characterised in that：The back-rest linked component includes
Afterwards guide rod and after be lifted bar, it is described after guide rod one end connect with the rear end thereof of the seat frame installing plate, the other end and institute
Bar rotation connection is lifted after stating, be lifted bar after described connect with the substrate rotating.
7. function mechanical extending device for sofa according to claim 6, it is characterised in that：The connecting rod and the rear lift
Rising stem is rotatablely connected.
8. function mechanical extending device for sofa according to claim 6, it is characterised in that：The substrate includes rear limit convex
It rises, when the extendable bracket is converted to lying posture, bar is lifted after described and is contradicted with the rear limit protrusion.
9. function mechanical extending device for sofa according to claim 6, it is characterised in that：The substrate is equipped with sliding slot, institute
State rear guide rod include positioning pin, the positioning pin be contained in the sliding slot and with the extendable bracket posture change described
It is slided in sliding slot.
10. function mechanical extending device for sofa according to claim 6, it is characterised in that：The extendable bracket is by TV appearances
When state is adjusted to lying posture, the angle between the rear guide rod and the rear lifting bar becomes larger.
11. function mechanical extending device for sofa according to claim 6, it is characterised in that：The extendable bracket is by TV appearances
When state is adjusted to lying posture, the angle between the connecting rod and the rear lifting bar becomes larger.
12. a kind of function mechanical extending device for sofa, including pedestal, two extendable brackets and driving mechanism, each stretching, extension branch
Frame includes backrest module, seat-assembly and leg assembly, and the seat-assembly includes sitting frame installing plate and substrate, the driving machine
The rotational installation of structure one end is fixedly installed in institute in the pedestal, other end rotational installation in the seat frame installing plate, the substrate
State pedestal, it is characterised in that：The seat-assembly further includes linkage mechanism, and the linkage mechanism includes leg linkage unit, leans on
Linkage unit and connecting rod are carried on the back, in the front end for sitting frame installing plate, the backrest module turns for the leg assembly rotational installation
It is dynamic to be installed on the rear end for sitting frame installing plate, the leg linkage unit both ends respectively with the front end for sitting frame installing plate and
Substrate rotating connection, the back-rest linked component both ends respectively with the rear end for sitting frame installing plate and the substrate rotating
Connection, the connecting rod rotational installation link in the substrate and both ends with the back-rest linked component and the leg respectively
Component is rotatablely connected.
13. function mechanical extending device for sofa according to claim 12, it is characterised in that：The driving mechanism includes driving
Moving part, push rod and two drive links, the actuator both ends rotational installation is in the pedestal and the push rod, each driving
Link rotatable is installed on the substrate and one end is rotatablely connected with the seat frame installing plate, and the other end connects with push rod rotation
It connects.
14. function mechanical extending device for sofa according to claim 12, it is characterised in that：The drive link includes connecting
Contact pin and crank, the crank rotational installation are rotatablely connected in substrate and with push rod and connection sheet.
15. function mechanical extending device for sofa according to claim 14, it is characterised in that：The connection sheet is with sitting frame peace
Loading board is rotatablely connected.
16. function mechanical extending device for sofa according to claim 14, it is characterised in that：The crank is in hook-shaped.
17. function mechanical extending device for sofa according to claim 13, it is characterised in that：The push rod is put down with horizontal plane
Row.
18. function mechanical extending device for sofa according to claim 12, it is characterised in that：The leg linkage unit packet
Guide rod and preceding lifting bar before including, described preceding guide rod one end are rotatablely connected with the front end for sitting frame installing plate, the other end with
Lifting bar rotation connection before described is lifted bar before described and is connect with the substrate rotating.
19. function mechanical extending device for sofa according to claim 18, it is characterised in that：The connecting rod with it is described before
It is lifted bar rotation connection.
20. function mechanical extending device for sofa according to claim 12, it is characterised in that：The back-rest linked component packet
Include rear guide rod and after be lifted bar, it is described after guide rod one end connect with the rear end thereof for sitting frame installing plate, the other end and
Lifting bar rotation connection after described is lifted bar after described and is connect with the substrate rotating.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810039384.6A CN108260984A (en) | 2018-01-16 | 2018-01-16 | A kind of function mechanical extending device for sofa |
| PCT/CN2018/080375 WO2019140776A1 (en) | 2018-01-16 | 2018-03-24 | Functional sofa mechanical stretching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810039384.6A CN108260984A (en) | 2018-01-16 | 2018-01-16 | A kind of function mechanical extending device for sofa |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108260984A true CN108260984A (en) | 2018-07-10 |
Family
ID=62775626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810039384.6A Pending CN108260984A (en) | 2018-01-16 | 2018-01-16 | A kind of function mechanical extending device for sofa |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN108260984A (en) |
| WO (1) | WO2019140776A1 (en) |
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| CN109008405A (en) * | 2018-09-18 | 2018-12-18 | 锐迈机械科技（吴江）有限公司 | Sequence control structure and flexible sofa device |
| CN109008403A (en) * | 2018-10-12 | 2018-12-18 | 浙江飞力科技股份有限公司 | The electromechanical extension device of locating part after a kind of band |
| CN109924750A (en) * | 2019-01-08 | 2019-06-25 | 锐迈机械科技（吴江）有限公司 | A kind of sofa extendable bracket and extending apparatus |
| CN109924749A (en) * | 2019-03-06 | 2019-06-25 | 锐迈机械科技（吴江）有限公司 | A kind of sofa electric extending apparatus |
| CN109924748A (en) * | 2019-03-06 | 2019-06-25 | 锐迈机械科技（吴江）有限公司 | A kind of sofa bracket device |
| CN109953546A (en) * | 2019-03-06 | 2019-07-02 | 锐迈机械科技（吴江）有限公司 | A kind of sofa bracket |
| CN109965582A (en) * | 2019-03-06 | 2019-07-05 | 锐迈机械科技（吴江）有限公司 | A kind of sofa linkage support device |
| CN109998312A (en) * | 2019-04-03 | 2019-07-12 | 锐迈机械科技（吴江）有限公司 | A kind of sofa bottom frame component |
| CN110037475A (en) * | 2019-04-03 | 2019-07-23 | 锐迈机械科技（吴江）有限公司 | A kind of sofa assembling base assembly and sofa |
| WO2019140776A1 (en) * | 2018-01-16 | 2019-07-25 | 锐迈机械科技（吴江）有限公司 | Functional sofa mechanical stretching device |
| WO2020056572A1 (en) * | 2018-09-18 | 2020-03-26 | 锐迈机械科技（吴江）有限公司 | Sequence control structure and telescopic sofa apparatus |
| CN111000394A (en) * | 2019-12-30 | 2020-04-14 | 常州泽辉机械有限公司 | Electric sofa support suitable for lifting self-locking space of seat frame and working method thereof |
| CN111671267A (en) * | 2020-06-05 | 2020-09-18 | 锐迈机械科技（吴江）有限公司 | Mechanical stretching sofa iron frame |
| CN112244558A (en) * | 2020-10-29 | 2021-01-22 | 南宁学院 | Linkage type lying and sitting dual-purpose auxiliary device |
| CN112867421A (en) * | 2018-10-14 | 2021-05-28 | L & P 产权管理公司 | Over-armrest pivoting recliner mechanism for seat unit and modular seat unit connection system |
| CN113261806A (en) * | 2021-05-21 | 2021-08-17 | 浙江米檬家居科技有限公司 | Functional sofa stretching device with good supporting performance |
| CN113475898A (en) * | 2021-08-17 | 2021-10-08 | 德沃康科技集团有限公司 | Mechanical stretching device |
| CN113842000A (en) * | 2020-06-28 | 2021-12-28 | 顾家家居股份有限公司 | Sofa stretching device capable of preventing forward turning |
| WO2022183997A1 (en) * | 2021-03-02 | 2022-09-09 | 德沃康科技集团有限公司 | Seat bracket and seat |
| WO2023056686A1 (en) * | 2021-10-08 | 2023-04-13 | 德沃康科技集团有限公司 | Sofa seat stretching device |
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| CN201571760U (en) * | 2009-11-19 | 2010-09-08 | 嘉兴宏森家具配件有限公司 | Multifunctional mechanical extending device of movable sofa |
| US8616626B2 (en) * | 2011-03-14 | 2013-12-31 | L & P Property Management Company | Linkage mechanism for a high-leg seating unit |
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- 2018-03-24 WO PCT/CN2018/080375 patent/WO2019140776A1/en active Application Filing
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