CN110051500A - A kind of massage armchair - Google Patents
A kind of massage armchair Download PDFInfo
- Publication number
- CN110051500A CN110051500A CN201910272878.3A CN201910272878A CN110051500A CN 110051500 A CN110051500 A CN 110051500A CN 201910272878 A CN201910272878 A CN 201910272878A CN 110051500 A CN110051500 A CN 110051500A
- Authority
- CN
- China
- Prior art keywords
- shank
- backrest
- drive rod
- massage armchair
- mounting
- 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
- 230000001360 synchronised effect Effects 0.000 claims abstract description 7
- 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 6
- 230000005540 biological transmission Effects 0.000 claims 1
- 230000005611 electricity Effects 0.000 abstract description 7
- 210000002414 leg Anatomy 0.000 abstract description 5
- 210000000689 upper leg Anatomy 0.000 abstract description 4
- 230000007246 mechanism Effects 0.000 abstract description 3
- 230000001737 promoting effect Effects 0.000 abstract description 2
- 230000000916 dilatatory effect Effects 0.000 abstract 1
- 230000004048 modification Effects 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007812 deficiency 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
- 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
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H1/00—Apparatus for passive exercising; Vibrating apparatus; Chiropractic devices, e.g. body impacting devices, external devices for briefly extending or aligning unbroken bones
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
- A61H2201/01—Constructive details
- A61H2201/0119—Support for the device
- A61H2201/0138—Support for the device incorporated in furniture
- A61H2201/0149—Seat or chair
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Dentistry (AREA)
- Epidemiology (AREA)
- Pain & Pain Management (AREA)
- Physical Education & Sports Medicine (AREA)
- Rehabilitation Therapy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Massaging Devices (AREA)
Abstract
The invention discloses a kind of massage armchairs, the massage armchair complete machine is using single push rod linkage mechanism, the synchronous direction sliding for pushing expansion bracket to be directed away from the backrest of the drive rod, portions elongation function is realized while backrest fall-back and takes shank component to direction far from mounting bottom, and the comfort for promoting fall-back is reached with this.It is dilatory manually relative to being used on the competing chair of existing office chair electricity, to support the thigh after lying low and leg support, technical solution of the present invention using drive rod cooperate rotatable first shank link and the second shank link can automatic lifting shank, flexible portions and fall-back, structure be simply easily assembled.
Description
Technical field
The present invention relates to massage technique fields, and in particular, to a kind of massage armchair.
Background technique
With the development of massage armchair technology, massage functions are widely used on office chair and the competing chair of electricity.Existing office chair
Or the competing chair of electricity is to cooperate the height seat height of desk relatively high, and the comfort in order to consider sitting posture, the setting of portions length
In thigh length range, after the lifting of seat fall-back shank, due to portions limited length, leg is shelved more uncomfortable.Cause
This, in order to meet the seat height of seat, while promoting the support comfort level of seat fall-back rear seat and shank, and spy proposes the application.
Summary of the invention
The present invention proposes a kind of massage armchair in view of the deficiencies of the prior art, to solve existing have doing for massage functions
The uncomfortable problem of shank structure is shelved caused by public chair or the competing chair portions length under fall-back state of electricity are shorter.
The present invention provides a kind of massage armchairs, including backrest, mounting, push rod, expansion bracket, drive rod and shank component；
The backrest is rotatablely arranged on mounting, which is slidably disposed in mounting bottom, the push rod one end
Hinged with backrest, the other end is hinged with mounting；Described drive rod one end is hinged with backrest, and the other end is connect with shank component；It should
One end of shank component and expansion bracket are hinged；
When the push rod is along the backrest is drawn relative to mounting rotation towards the direction of the shank component, which is pushed
Drive rod movement, the synchronous direction sliding for pushing expansion bracket to be directed away from the backrest of the drive rod.
Expansion bracket is directed away from the direction sliding of the backrest under the promotion of drive rod, so that portions length, in this way
Huckle can be more supported in fall-back rear seat, while shank lifts, provide comfortable massage posture for massage person.
It further, further include the first shank link and the second shank link as an executable scheme, this is first small
One end of leg connecting rod and the mounting are hinged, and one end of the other end and second shank link is hinged, second shank link it is another
One end and the middle part of the shank component are hinged, and the middle part of first shank link is rotatably connect with the middle part of the drive rod,
So that first shank link can be with respect to the drive rod rotation when drive rod movement.
It, can in drive rod movement since the middle part of the first shank link is rotatably connect with the middle part of the drive rod
The first shank link is driven to rotate any angle, thus push shank component to lift any angle by the second shank link, with
Meet the different massage demands of massage person, better adaptability.
Further, as an executable scheme, first shank link middle part is equipped with strip sliding slot, the drive rod
Middle part is equipped with sliding block, and the sliding block is sliding back and forth to be connected in the strip sliding slot.
In order to preferably cooperate expansion bracket to be directed away from the direction sliding of the backrest, it is arranged one in the middle part of the first shank link
Strip sliding slot, so that expansion bracket can arbitrarily slide in the length range of strip sliding slot, so that portions length
It extends in a certain range, to adapt to the massage person of different heights.
Further, as an executable scheme, which is v-shaped structure, strip sliding slot distribution
In the first shank link turning point and close to two sections of the left and right region of turning point.
Strip sliding slot is set to the first shank link turning point and two sections of the left and right region close to turning point, is in order to more
Good cooperation drive rod movement, realizes lifting for shank component.
Further, as an executable scheme, which is installed with bushing, and the expansion bracket is slidable
It is set in the bushing.
Further, as an executable scheme, which is U-shaped slide bar, and the U-shaped slide bar and shank component are cut with scissors
It connects.
Further, as an executable scheme, the strip track length that V-type connecting rod middle part is arranged can with expansion bracket
Sliding length is adapted.
So that expansion bracket can arbitrarily slide in the length range of strip sliding slot, so that portions length elongation is one
Determine in range, to adapt to the massage person of different heights.
Further, as an executable scheme, which is linear structure, which is equipped with massager core,
The massager core can be moved up and down along backrest.
Further, as an executable scheme, which further includes pedestal, and the mounting is set on the base.
By using above-mentioned technical proposal, the present invention can obtain following technical effect: compared with prior art, the massage
Chair complete machine is being carried on the back using single push rod linkage mechanism, the synchronous direction sliding for pushing expansion bracket to be directed away from the backrest of the drive rod
Portions elongation function is realized while frame fall-back and takes shank component to direction far from mounting bottom, and promotion is reached with this and is fallen
The comfort of back.Relative to being drawn using manual on the competing chair of existing office chair electricity, to support the thigh after lying low and shank branch
Support, technical solution of the present invention using drive rod cooperate rotatable first shank link and the second shank link can automatic lifting it is small
Leg, flexible portions and fall-back, structure are simply easily assembled.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly introduced, it should be apparent that, drawings in the following description are only some embodiments of the invention, for this
For the those of ordinary skill in field, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
FIG. 1 to FIG. 3 depicts cross section structure signal of the massage armchair of the embodiment of the present invention from sitting posture state to the state of lying down
Figure；
Fig. 4 depicts the configuration schematic diagram of the massage armchair in Fig. 1；
Fig. 5 depicts the structure enlargement diagram of the first shank link in Fig. 4；
Fig. 6 depicts the massage armchair entirety sitting posture status architecture schematic diagram in Fig. 1；
Fig. 7 depicts the massage armchair in Fig. 1 and integrally lies down status architecture schematic diagram.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with attached drawing to the present invention make into
It is described in detail to one step, it is clear that described embodiments are only a part of the embodiments of the present invention, rather than whole implementation
Example.Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts
All other embodiment, shall fall within the protection scope of the present invention.
In conjunction with shown in Fig. 1-4, the embodiment of the invention provides a kind of massage armchair, including it is backrest 1, mounting 2, push rod 3, flexible
Frame 4, drive rod 5 and shank component 6；
The backrest 1 is rotatablely arranged on mounting 2, which is slidably disposed in 2 bottom of mounting, the push rod 3
One end and backrest 1 are hinged, and the other end and mounting 2 are hinged；Described 5 one end of drive rod and backrest 1 are hinged, the other end and shank component
4 connections；One end of the shank component and expansion bracket are hinged；
When the push rod 3 is along the backrest 1 is drawn relative to the mounting 2 rotation towards the direction of the shank component 4, the backrest
1 pushes drive rod 5 to move, the synchronous direction sliding for pushing expansion bracket 4 to be directed away from the backrest 1 of the drive rod 5.
In an example, as shown in Figures 1 to 3, push rod 3, which is shunk, draws back along towards the direction of the shank component 6
Frame 1 is rotated relative to the mounting 2, i.e., so that backrest 1 is realized fall-back by the contraction of push rod 3, at this point, 1 bottom of backrest will push drive rod 5
It is moved towards shank component 4, the movement of drive rod 5 is synchronous to push expansion bracket 4 to slide towards the direction of shank component 6, to make
2 length of mounting is elongated, and shank component 6 is pushed to lift.Huckle, while shank can be more supported in fall-back rear seat in this way
It lifts, provides comfortable massage posture for massage person.
Further, as shown in figure 4, further including the first shank link 7 and the second shank link 8, first shank link 7
One end and the mounting 2 it is hinged, one end of the other end and second shank link 8 is hinged, the other end of second shank link 8
Hinged with the middle part of the shank component 6, the middle part of first shank link 7 is rotatably connect with the middle part of the drive rod 5, is made
When the proper drive rod 5 moves, which can rotate relative to the drive rod 5.
When it is implemented, being passed since the middle part of the first shank link 7 is rotatably connect with the middle part of the drive rod 5
When lever 5 moves, the first shank link 7 can be driven to rotate counterclockwise any angle as the center of circle with 2 hinge joint of mounting, thus logical
Crossing the second shank link 8 pushes shank component 6 to lift any angle, and to meet the different massage demands of massage person, adaptability is more
It is good.
Further, it as shown in figure 5, being equipped with strip sliding slot 9 in the middle part of first shank link 7, is set in the middle part of the drive rod 5
There is sliding block 10, the sliding block 10 is sliding back and forth to be connected in the strip sliding slot.Specifically, such as Fig. 4, which can be wrapped
Include the first drive rod 11, the second drive rod 12 and sliding block 10, one end of first drive rod 11 and backrest 1 are hinged, the other end with
Sliding block 10 is hinged, and one end of the second drive rod 12 and sliding block 10 are hinged, and the other end is connect with expansion bracket 4.
When it is implemented, as shown in figures 1-4, when massage armchair fall-back, the first drive rod 11 is under the promotion of backrest 1 in band
The sliding block 10 is moved to reciprocatingly slide in the strip sliding slot 9, thus drive the second drive rod 12 that expansion bracket 4 is pushed to slide, so that
Portions are elongated, and huckle can be more supported under the posture of fall-back, to improve comfort level when massage person's massage.
That is, connecting to preferably cooperate expansion bracket 4 to be directed away from the direction sliding of the backrest 1 in the first shank
One strip sliding slot 9 is set in the middle part of bar 7, so that expansion bracket 4 can arbitrarily slide in the length range of strip sliding slot 9,
So that portions length elongation is in a certain range, to adapt to the massage person of different heights.
Further, as shown in figure 5, first shank link 7 be v-shaped structure, the strip sliding slot 9 be distributed in this first
Two sections of the left and right region of 7 turning point of shank link and close turning point.
The strip sliding slot be set to the first shank link turning point and close to turning point two sections of left and right region, be in order to
Preferably cooperation drive rod movement, realizes lifting for shank component.
Further, as an executable scheme, which is installed with bushing 15, which can slide
Dynamic is set in the bushing 15.
When it is implemented, when the push rod 3 draws the backrest 1 with respect to 2 turns of the mounting along towards the direction of the shank component 6
When dynamic, which pushes drive rod 5 to move so that expansion bracket 4 can strip sliding slot 9 length range in the bushing
It is arbitrarily slided in 15, so that portions length elongation is in a certain range, to adapt to the massage person of different heights.
Further, as shown in figure 4, the expansion bracket is U-shaped slide bar, the U-shaped slide bar and shank component 6 are hinged.
It should be noted that the expansion bracket 4 can be slide bar, sheath assembly, telescopic tube assembly etc. with identical scalable
The component of function, the embodiment of the present invention are not limited in any way this.
Further, as an executable scheme, the strip track length that V-type connecting rod middle part is arranged can with expansion bracket
Sliding length is adapted.That is, accordingly to adjust strip sliding slot if thinking the maximum elongation length of adjusting expansion bracket
Length, this two length are mutually matched, and then the length of portions elongation is also accordingly adjusted.
The expansion bracket can arbitrarily slide in the length range of strip sliding slot, so that portions length elongation is certain
In range, to adapt to the massage person of different heights.
Further, as shown in Figures 1 to 3, which is linear structure, which is equipped with massager core 14, should
Massager core 14 can be moved up and down along backrest.
Further, as shown in figs. 6-7, which further includes pedestal 16, and the mounting 2 is arranged on pedestal 16.Figure
Middle pedestal is cup dolly, other office chairs or the competing seat base of electricity, such as bottom rotatable, with slider roller can also be used certainly
Seat etc., the embodiment of the present invention is not limited in any way this.
By using above-mentioned technical proposal, the present invention can obtain following technical effect: compared with prior art, the massage
Chair complete machine is being carried on the back using single push rod linkage mechanism, the synchronous direction sliding for pushing expansion bracket to be directed away from the backrest of the drive rod
Portions elongation function is realized while frame fall-back and takes shank component to direction far from mounting bottom, and promotion is reached with this and is fallen
The comfort of back.Relative to being drawn using manual on the competing chair of existing office chair electricity, to support the thigh after lying low and shank branch
Support, technical solution of the present invention using drive rod cooperate rotatable first shank link and the second shank link can automatic lifting it is small
Leg, flexible portions and fall-back, structure are simply easily assembled.
Although the preferred embodiment of the application has been described, it is created once a person skilled in the art knows basic
Property concept, then additional changes and modifications may be made to these embodiments.So it includes excellent that the following claims are intended to be interpreted as
It selects embodiment and falls into all change and modification of the application range.
Obviously, those skilled in the art can carry out various modification and variations without departing from the essence of the application to the application
Mind and range.In this way, if these modifications and variations of the application belong to the range of the claim of this application and its equivalent technologies
Within, then the application is also intended to include these modifications and variations.
Claims (9)
1. a kind of massage armchair, which is characterized in that including backrest, mounting, push rod, expansion bracket, drive rod and shank component；
The backrest is rotatablely arranged on mounting, which is slidably disposed in mounting bottom, the push rod one end and back
Frame is hinged, and the other end is hinged with mounting；Described drive rod one end is hinged with backrest, and the other end is connect with shank component；The shank
One end of component and expansion bracket are hinged；
When the push rod is along the backrest is drawn relative to mounting rotation towards the direction of the shank component, which pushes transmission
Bar movement, the synchronous direction sliding for pushing expansion bracket to be directed away from the backrest of the drive rod.
2. massage armchair according to claim 1, which is characterized in that it further include the first shank link and the second shank link,
One end of first shank link and the mounting are hinged, and one end of the other end and second shank link is hinged, second shank
The other end of connecting rod and the middle part of the shank component are hinged, and the middle part of first shank link and the middle part of the drive rod can be rotated
Connection so that when the drive rod movement when, which can be with respect to the drive rod rotation.
3. massage armchair according to claim 1, which is characterized in that strip sliding slot is equipped in the middle part of first shank link,
Sliding block is equipped in the middle part of the drive rod, the sliding block is sliding back and forth to be connected in the strip sliding slot.
4. massage armchair according to claim 1, which is characterized in that first shank link is v-shaped structure, and the strip is sliding
Slot is distributed in the first shank link turning point and two sections of the left and right region close to turning point.
5. massage armchair according to claim 1, which is characterized in that the mounting two sides of the bottom are installed with bushing, the expansion bracket
It is slidably arranged in the bushing.
6. massage armchair according to claim 3, which is characterized in that the expansion bracket is U-shaped slide bar, the U-shaped slide bar and shank
Member hinges.
7. massage armchair according to claim 3 or 4, which is characterized in that the strip track length being arranged in the middle part of V-type connecting rod
Slidably length is adapted with expansion bracket.
8. massage armchair according to claim 1, which is characterized in that the backrest is linear structure, which is equipped with and presses
Rub machine core, which can move up and down along backrest.
9. massage armchair according to claim 1, which is characterized in that the massage armchair further includes pedestal, and the mounting setting exists
On pedestal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910272878.3A CN110051500B (en) | 2019-04-04 | 2019-04-04 | Massage chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910272878.3A CN110051500B (en) | 2019-04-04 | 2019-04-04 | Massage chair |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110051500A true CN110051500A (en) | 2019-07-26 |
| CN110051500B CN110051500B (en) | 2022-05-20 |
Family
ID=67318390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910272878.3A Active CN110051500B (en) | 2019-04-04 | 2019-04-04 | Massage chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110051500B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021223327A1 (en) * | 2020-05-08 | 2021-11-11 | 奥佳华智能健康科技集团股份有限公司 | Massage chair |
| CN114224676A (en) * | 2021-12-31 | 2022-03-25 | 宁波秉航科技集团有限公司 | Massage chair |
| CN115778743A (en) * | 2022-11-01 | 2023-03-14 | 艾力斯特健康科技有限公司 | Double-linkage mechanism for lifting and stretching legs of massage chair |
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| US4966413A (en) * | 1989-08-17 | 1990-10-30 | Palarski Timothy D | Articulated relaxation chair |
| JP2004024886A (en) * | 2003-07-23 | 2004-01-29 | Protec Fuji Co Ltd | Chair having double footrest |
| CN2617243Y (en) * | 2003-04-11 | 2004-05-26 | 张鸿均 | Liftable and telescopic sliding device of messaging chair footpad |
| US20080312567A1 (en) * | 2007-06-14 | 2008-12-18 | Ko-Po Chen | Automatically retractable device for use in leg holder of massage machine |
| WO2011070825A1 (en) * | 2009-12-09 | 2011-06-16 | 大東電機工業株式会社 | Chair-type massaging machine provided with leg massaging device |
| CN203168516U (en) * | 2013-02-01 | 2013-09-04 | 厦门蒙发利科技（集团）股份有限公司 | Massaging chair with stretchable seat |
| CN206543256U (en) * | 2016-09-18 | 2017-10-10 | 厦门蒙发利电子有限公司 | A kind of massage armchair leg's telescopic mechanism |
| CN207477661U (en) * | 2016-11-18 | 2018-06-12 | 厦门蒙发利电子有限公司 | A kind of chair type massage device |
-
2019
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4966413A (en) * | 1989-08-17 | 1990-10-30 | Palarski Timothy D | Articulated relaxation chair |
| CN2617243Y (en) * | 2003-04-11 | 2004-05-26 | 张鸿均 | Liftable and telescopic sliding device of messaging chair footpad |
| JP2004024886A (en) * | 2003-07-23 | 2004-01-29 | Protec Fuji Co Ltd | Chair having double footrest |
| US20080312567A1 (en) * | 2007-06-14 | 2008-12-18 | Ko-Po Chen | Automatically retractable device for use in leg holder of massage machine |
| WO2011070825A1 (en) * | 2009-12-09 | 2011-06-16 | 大東電機工業株式会社 | Chair-type massaging machine provided with leg massaging device |
| CN203168516U (en) * | 2013-02-01 | 2013-09-04 | 厦门蒙发利科技（集团）股份有限公司 | Massaging chair with stretchable seat |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021223327A1 (en) * | 2020-05-08 | 2021-11-11 | 奥佳华智能健康科技集团股份有限公司 | Massage chair |
| CN114224676A (en) * | 2021-12-31 | 2022-03-25 | 宁波秉航科技集团有限公司 | Massage chair |
| CN114224676B (en) * | 2021-12-31 | 2024-06-18 | 宁波秉航科技集团有限公司 | Massage chair |
| CN115778743A (en) * | 2022-11-01 | 2023-03-14 | 艾力斯特健康科技有限公司 | Double-linkage mechanism for lifting and stretching legs of massage chair |
| CN115778743B (en) * | 2022-11-01 | 2024-06-14 | 艾力斯特健康科技有限公司 | Massage armchair shank lifts and flexible double linkage mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110051500B (en) | 2022-05-20 |
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