CN113520098A - Folding electric bed - Google Patents
Folding electric bed Download PDFInfo
- Publication number
- CN113520098A CN113520098A CN202110930105.7A CN202110930105A CN113520098A CN 113520098 A CN113520098 A CN 113520098A CN 202110930105 A CN202110930105 A CN 202110930105A CN 113520098 A CN113520098 A CN 113520098A
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- CN
- China
- Prior art keywords
- cylinder body
- support
- cylinder
- supporting frame
- main supporting
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- A47C17/00—Sofas; Couches; Beds
- A47C17/86—Parts or details for beds, sofas or couches only not fully covered in a single one of the sub-groups A47C17/02, A47C17/04, A47C17/38, A47C17/52, A47C17/64, or A47C17/84; Drawers in or under beds
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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
- A47C19/00—Bedsteads
- A47C19/02—Parts or details of bedsteads not fully covered in a single one of the following subgroups, e.g. bed rails, post rails
- A47C19/021—Bedstead frames
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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
- A47C19/00—Bedsteads
- A47C19/12—Folding bedsteads
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Nursing (AREA)
- Invalid Beds And Related Equipment (AREA)
Abstract
The invention discloses a folding electric bed, comprising: a main support frame; the bed board group comprises a movable board movably erected on the main supporting frame and a fixed board fixed on the main supporting frame; the electric cylinder is used for driving the movable plate to turn over up and down on the upper side of the main supporting frame; the cylinder body bracket is arranged on the main supporting frame, and two ends of the electric cylinder are respectively and rotatably connected with the bottom surface of the movable plate and the cylinder body bracket; the cylinder body bracket is rotationally connected with the main supporting frame and is provided with a locking mechanism for locking the cylinder body bracket; when in use, the cylinder body bracket inclines downwards and expands with the rotation fulcrum as the standard, and is locked at a preset angle which is favorable for the electric cylinder to apply torque by the locking mechanism; the cylinder body bracket rotates upwards and is arranged in a folding way when being packaged. The limited packaging space can be fully utilized, and the packaging state can be quickly switched to the using state.
Description
Technical Field
The invention relates to the technical field of electric beds, in particular to a folding electric bed.
Background
In electric bed structure in the past, the fly leaf that needs ordered about the bed board group with electronic jar overturns from top to bottom, so as to play the back, in order to let electronic jar have the sufficient space of applying moment, so as to order about the fly leaf upset upwards better, the cylinder body support often with predetermined angle fixed connection main braced frame, and main braced frame is flat frame construction, the cylinder body support often inclines down certain angle for main braced frame, also can be downward protrusion, will lead to the packing space to increase, be unfavorable for practicing thrift the cost of transportation.
Disclosure of Invention
The invention aims to provide a folding electric bed to solve the problems in the prior art.
The purpose of the invention is realized as follows: a folding electric bed comprising:
the lower side of the main supporting frame is detachably connected with a plurality of supporting legs;
the bed plate assembly is divided into a movable plate movably erected on the main supporting frame and a fixed plate fixedly erected on the main supporting frame, and the bottom surface of the movable plate is fixedly connected with a plate bottom bracket rotatably connected with the main supporting frame;
the electric cylinder is used for driving the movable plate to turn over up and down on the upper side of the main supporting frame;
the two ends of the electric cylinder are respectively and rotatably connected with the bottom surface of the movable plate and the cylinder body bracket and respectively form an upper rotary connecting fulcrum and a lower rotary connecting fulcrum;
the cylinder body bracket is rotatably connected with the main supporting frame and is provided with a locking mechanism for locking the cylinder body bracket;
when in use, the cylinder body bracket inclines downwards and expands with the rotation fulcrum as a reference, and is locked at a preset angle which is favorable for the electric cylinder to apply torque by the locking mechanism;
the cylinder body support upwards rotates and is folded when being packaged.
Further, the cylinder bracket is accommodated in the frame of the main support frame in a folded state, and the electric cylinder is accommodated in the frame of the main support frame.
Further, the locking mechanism comprises a locking rod, the cylinder body support and the locking rod form a foldable and expandable connecting rod group, the cylinder body support and the locking rod are expanded into a tripod structure when in use, and the cylinder body support and the locking rod are mutually folded when in packaging.
Furthermore, the locking mechanism further comprises a lock pin which is elastically connected with the cylinder body support and elastically stretches out and draws back along the axial direction, one end of the lock rod is rotatably connected with the main supporting frame, the other end of the lock rod is provided with a lock hole, and the lock pin is opposite to and inserted into the lock hole when the locking mechanism is used, so that the cylinder body support and the lock rod are unfolded and mutually locked to form a tripod structure.
Further, the locking rod is provided with a strip-shaped guide hole, the cylinder body support is fixedly connected with a guide pin, and the guide pin movably penetrates through the guide hole and moves along the length direction of the guide hole.
Further, when the cylinder body support and the locking rod are unfolded and mutually locked to form a tripod structure, the guide pin abuts against one end of the guide hole, and the lock pin is enabled to be opposite to the lock hole.
Further, when the cylinder bracket and the locking rod are folded with each other, the guide pin abuts against the other end of the guide hole.
Further, when the electric bed is used, the electric cylinder is obliquely arranged downwards relative to the cylinder body bracket by taking the lower side rotation connecting fulcrum as a reference under the initial state that the movable plate is horizontally arranged on the main supporting frame when viewed from the lateral visual angle of the bed side; the electric cylinder, the cylinder body bracket and the movable plate which is turned upwards incline towards the same side direction.
Further, the bed plate group and the main support frame form an integral flat structure during packaging.
Furthermore, the main supporting frame is divided into a first frame body and a second frame body which can be folded in half and connected in a mutually rotating mode, the bed plate assembly is divided into two plates and corresponds to the first frame body and the second frame body respectively, the first frame body and the second frame body are folded relatively when the bed plate assembly is packaged, and the two plates of the bed plate assembly are parallel to each other to form a rectangular box-shaped structure as a whole.
The invention has the beneficial effects that:
1. the bed plate group and the main support frame form an integral flat-plate-shaped structure, so that stacking is facilitated, the whole electric bed can be matched with the inner space of a container or various containers, the whole electric bed can be folded in half, the selection space of a packaging and stacking scheme is larger, and different packaging and transportation schemes can be flexibly matched;
2. can follow the packing state rapidly and switch to the user state, when needs use, with cylinder body support downwardly rotating, support to leaning on guiding hole one end until the uide pin, make the lockpin just to the lockhole simultaneously, the lockpin inserts the lockhole rapidly under ordering about of elasticity, thereby accomplish the mutual locking of cylinder body support and lock pole, thereby be convenient for lock the inclination of cylinder body support fast, can switch to the user state from the packing state rapidly, form the tripod structure after cylinder body support and lock pole mutual locking, can provide firm support basis for electronic jar.
Drawings
Fig. 1 is a schematic view of an electric cylinder in an initial state when the present invention is used.
Fig. 2 is a bottom perspective view of the electric bed based on the state of fig. 1.
Fig. 3 is a schematic view of the invention in use with the electric cylinder driving the movable plate to turn upwards.
Fig. 4 is a perspective view based on the state of fig. 3.
Fig. 5 is an enlarged view of a portion a in fig. 2.
Fig. 6 is an enlarged view of a portion B in fig. 3.
Fig. 7 is a schematic view of the present invention in a packaged state.
Fig. 8 is a perspective view illustrating a main support frame folding process.
Fig. 9 is a schematic view of the main support frame after folding in half.
Detailed Description
The invention will be further described with reference to the accompanying figures 1-9 and the specific embodiments.
As shown in fig. 1 and 3, a folding electric bed comprises the following core components:
the lower side of the main supporting frame 2 is detachably connected with four supporting legs 5, when the combined type folding and unfolding device is used, the four supporting legs 5 are arranged on the lower side of the main supporting frame 2, and as shown in fig. 7, in the packaging process, in order to save the transportation space, the four supporting legs 5 are all detached;
the bed board set 1, as shown in fig. 1-4, the bed board set 1 is divided into a movable board movably mounted on the main supporting frame 2 and a fixed board 1b fixed on the main supporting frame 2, the bottom surface of the movable board is fixedly connected with a board bottom support rotatably connected with the main supporting frame 2, in this embodiment, the movable board includes a back board 1a and a thigh board 1c, the back board 1a and the thigh board 1c respectively support the back and thigh of a human body, the fixed board 1b mainly supports the buttocks, the thigh board 1c is also rotatably connected with a shank board 1d for supporting the shank and foot, the back board 1a, the thigh board 1c and the shank board 1d can be separated from the main supporting frame 2, the board bottom support is divided into a back board support 3 and a leg board support 4, the back board support 3 and the leg board support 4 are both of U-shaped frame structure and respectively fixed on the bottom surface of the back board 1a and the shank board 1c by screws, the back plate bracket 3 and the leg plate bracket 4 are connected with the main supporting frame 2 in a way of rotating up and down and are positioned in the frame of the main supporting frame 2;
the electric cylinder is used for driving the movable plate to turn up and down on the upper side of the main supporting frame 2, and in the embodiment, as shown in fig. 3, the movable plate is divided into a first electric cylinder 10 and a second electric cylinder 11, and the first electric cylinder 10 and the second electric cylinder 11 are respectively used for lifting the back plate 1a and the thigh plate 1 c;
as shown in fig. 2 and 3, the upper and lower ends of the electric cylinder are rotatably connected to the bottom surface of the movable plate and the cylinder bracket 6, and form an upper and a lower rotary connection pivots, respectively, the cylinder bracket 6 moves in the main support frame 2, the cylinder bracket 6 is a U-shaped frame and has a cylinder support section 6a and two side arms 6b, the two side arms 6b are rotatably connected to the inner frame side of the main support frame 2, the middle point of the cylinder support section 6a is rotatably connected to the lower end of the electric cylinder, a set of cylinder bracket 6 is correspondingly disposed for each of the electric cylinder 1 and the electric cylinder 11, and the upper ends of the electric cylinder 10 and the electric cylinder 11 are rotatably connected to the bottom surfaces of the back plate 1a and the thigh plate 1c, respectively.
After a product is formed, a cushion layer directly contacting with a human body needs to be laid on the upper surface of the bed plate group 1.
The scheme of the embodiment is characterized in that:
each cylinder bracket 6 is rotatably connected to the main support frame 2, and is individually provided with a locking mechanism for locking the cylinder bracket 6.
In this embodiment, the cylinder holder 6 has a use state and a packing state, and the angular positions of the cylinder holder 6 are different between the two states.
When the electric power tool is used, the cylinder body bracket 6 rotates downwards with the rotation fulcrum of the cylinder body bracket as the reference, so that the cylinder body bracket is in an inclined and unfolded state, and is locked by the locking mechanism at a preset angle which is favorable for the electric cylinder to apply moment, as shown in fig. 1, when the movable plate is horizontally arranged on the main supporting frame 2, the electric cylinder is arranged downwards by 4-15 degrees with the lower side rotation connecting fulcrum as the reference in an initial state; after the electric cylinder extends out, the electric cylinder and the cylinder body bracket 6 are inclined towards the same side direction with the movable plate turned upwards, and when the movable plate is turned upwards, the electric cylinder is inclined upwards relative to the cylinder body bracket 6; as shown in fig. 3 and 4, the back plate 1a and the thigh plate 1c can be lifted by respective electric cylinders, wherein the thigh plate 1c and the shank plate 1d can form a relative angle, so that the thigh and the shank of the human body form a relative angle, and are in a comfortable state, in order to maintain the supporting effect of the shank plate 1d, a pair of left and right supporting links 12 is further provided, two ends of the supporting links 12 are respectively rotatably connected with the shank plate 1d and the main supporting frame 2, and the thigh plate 1c, the shank plate 1d and the supporting links 12 can form a longitudinally movable mechanism when viewed from the side.
In the packing, as shown in fig. 7, in order to save the transportation space, the cylinder frame 6 is rotated upward and folded, the cylinder frame 6 is received in the frame of the main support frame 2 in the folded state, and the electric cylinder is received in the frame of the main support frame 2, and all the support legs 5 are removed, since the bed plate group 1 is flat plate-shaped, the main support frame 2 is generally flat frame-shaped, and the bed plate group 1 and the main support frame 2 can form an integral flat plate-shaped structure.
As another packing scheme, on the basis of the above mentioned packing scheme, as shown in fig. 8 and 9, the whole electric bed is folded in half, the main supporting frame 2 is divided into a first frame body 2a and a second frame body 2b which can be folded in half and are rotatably connected with each other, the bed board assembly 1 is divided into two plates and respectively corresponds to the first frame body 2a and the second frame body 2b, in this embodiment, the fixing plate 1b is divided into two separable parts along the length direction of the bed body, one part of the back plate 1a and the fixing plate 1b in the two plates of the bed board assembly 1 is taken as one of the plates, the other part of the thigh plate 1c, the other part of the shank plate 1d and the fixing plate 1b is taken as the other plate, during packing, the first frame body 2a and the second frame body 2b are folded relatively, the two plates of the bed board assembly 1 are parallel to each other, that is, the plate formed by the back plate 1a and the fixing plate 1b is parallel to the thigh plate 1c, The plate block formed by the other parts of the leg plate 1d and the fixing plate 1b is a rectangular box-shaped structure so as to increase another packaging mode, flexibly use the limited packaging space and make the selection of the packaging and transportation schemes wider.
The rotation tie point of first support body 2a and second support body 2b leans on down to set up, when the beddo is put flatly, bed board group 1 is put flatly for the effect in order to reach the auto-lock is leaned on each other in two parts of horizontally fixed plate 1b, thereby makes bed board group 1 form effectual support.
Each side arm 6b of the cylinder bracket 6 is provided with a locking mechanism, so that both sides of the cylinder bracket 6 can be locked.
The locking mechanism includes:
the locking rod 9, the cylinder bracket 6 and the locking rod 9 form a foldable and expandable connecting rod group, the cylinder bracket 6 and the locking rod 9 are expanded into a tripod structure when in use, and the cylinder bracket 6 and the locking rod 9 are mutually folded when in packaging;
the locking pin 7 is elastically connected with the cylinder body support 6 through a spring and elastically stretches along the axial direction, one end of the locking rod 9 is rotatably connected with the main supporting frame 2, the other end of the locking rod 9 is provided with a locking hole 9b, and the locking pin 7 is right aligned to and inserted into the locking hole 9b when the locking device is used, so that the cylinder body support 6 and the locking rod 9 are unfolded and mutually locked to form a tripod structure.
Wherein, locking pole 9 is seted up the guiding hole 9a of bar, and cylinder body support 6 fixedly connected with uide pin 8, and the uide pin 8 activity is worn to join in marriage guiding hole 9a and is followed guiding hole 9a length direction activity to make cylinder body support 6 have good guidance quality in the in-process of rotatory to extending state.
As shown in fig. 5 and 6, when the cylinder bracket 6 and the lock rod 9 are unfolded and locked to each other in a tripod structure, the guide pin 8 abuts against one end of the guide hole 9a in order to allow the lock pin 7 to face the lock hole 9b, thereby facilitating quick locking of the tilt angle of the cylinder bracket 6 and enabling quick switching from a packaged state to a use state.
When the cylinder bracket 6 and the lock lever 9 are folded with each other, the guide pin 8 abuts against the other end of the guide hole 9a, thereby facilitating determination of the folded position of the cylinder bracket 6.
The above is the preferred embodiment of the present invention, and those skilled in the art can make various changes or improvements on the basis of the above, for example, to keep the weight of the electric bed light, the cylinder bracket 6 is configured as a movable frame with other structures, and these changes or improvements should fall within the protection scope of the present invention without departing from the core concept of the present invention.
Claims (10)
1. A folding electric bed comprising:
a main supporting frame (2) whose lower side is detachably connected with a plurality of supporting legs (5);
the bed plate assembly (1) is divided into a movable plate movably erected on the main supporting frame (2) and a fixed plate (1b) fixedly erected on the main supporting frame (2), and the bottom surface of the movable plate is fixedly connected with a plate bottom support rotatably connected with the main supporting frame (2);
an electric cylinder for driving the movable plate to turn over up and down on the upper side of the main supporting frame (2);
the cylinder body support (6) is arranged on the main supporting frame (2), and two ends of the electric cylinder are respectively and rotatably connected with the bottom surface of the movable plate and the cylinder body support (6) and respectively form an upper rotary connecting fulcrum and a lower rotary connecting fulcrum;
the cylinder body support is characterized in that the cylinder body support (6) is rotatably connected with the main supporting frame (2) and is provided with a locking mechanism for locking the cylinder body support (6);
when in use, the cylinder body bracket (6) inclines downwards and expands with the rotation fulcrum as the standard, and is locked at a preset angle which is beneficial to the electric cylinder to apply torque by a locking mechanism;
the cylinder body bracket (6) rotates upwards and is folded when being packaged.
2. A foldable electric bed according to claim 1, wherein: the cylinder body support (6) is accommodated in the frame of the main support frame (2) when folded, and the electric cylinder is accommodated in the frame of the main support frame (2).
3. A foldable electric bed according to claim 1, wherein: the locking mechanism comprises a locking rod (9), the cylinder body support (6) and the locking rod (9) form a foldable and expandable connecting rod group, the cylinder body support (6) and the locking rod (9) are expanded into a tripod structure when the locking mechanism is used, and the cylinder body support (6) and the locking rod (9) are mutually folded when the locking mechanism is packaged.
4. A foldable electric bed according to claim 3, wherein: the locking mechanism further comprises a lock pin (7) which is elastically connected with the cylinder body support (6) and elastically stretches and retracts along the axial direction, one end of the lock rod (9) is rotatably connected with the main supporting frame (2), the other end of the lock rod (9) is provided with a lock hole (9b), and when the locking mechanism is used, the lock pin (7) is right aligned to and inserted into the lock hole (9b), so that the cylinder body support (6) and the lock rod (9) are unfolded and mutually locked to form a tripod structure.
5. A foldable electric bed according to claim 4, wherein: the cylinder body support is characterized in that a strip-shaped guide hole (9a) is formed in the locking rod (9), a guide pin (8) is fixedly connected to the cylinder body support (6), and the guide pin (8) movably penetrates through the guide hole (9a) and moves along the length direction of the guide hole (9 a).
6. A foldable electric bed according to claim 5, wherein: when the cylinder body support (6) and the locking rod (9) are unfolded and mutually locked to form a tripod structure, the guide pin (8) abuts against one end of the guide hole (9a), and the lock pin (7) is enabled to be opposite to the lock hole (9 b).
7. A foldable electric bed according to claim 6, wherein: when the cylinder body bracket (6) and the locking rod (9) are mutually folded, the guide pin (8) abuts against the other end of the guide hole (9 a).
8. A foldable electric bed according to claim 1, wherein: when the electric cylinder is used, the electric cylinder is obliquely arranged downwards relative to the cylinder body bracket (6) by taking the lower side rotation connecting fulcrum as the reference under the initial state that the movable plate is horizontally arranged on the main supporting frame (2) by observing from the lateral visual angle of the bed side; the electric cylinder and the cylinder body bracket (6) and the movable plate which is turned upwards incline towards the same side direction.
9. A foldable electric bed according to claim 2, wherein: when in packaging, the bed plate group (1) and the main supporting frame (2) form an integral flat-plate structure.
10. A foldable electric bed according to claim 2 or 9, wherein: main braced frame (2) are divided into first support body (2a) and second support body (2b) that can the fifty percent discount and rotation each other connect, bedplate group (1) divide into two plates and correspond first support body (2a), second support body (2b) respectively, when the packing, first support body (2a) and second support body (2b) are folded relatively, two plates of bedplate group (1) are parallel to each other to form and become a whole rectangle box-shaped structure.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110930105.7A CN113520098A (en) | 2021-08-13 | 2021-08-13 | Folding electric bed |
| PCT/CN2021/128708 WO2023015747A1 (en) | 2021-08-13 | 2021-11-04 | Folding electric bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110930105.7A CN113520098A (en) | 2021-08-13 | 2021-08-13 | Folding electric bed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113520098A true CN113520098A (en) | 2021-10-22 |
Family
ID=78091068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110930105.7A Pending CN113520098A (en) | 2021-08-13 | 2021-08-13 | Folding electric bed |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN113520098A (en) |
| WO (1) | WO2023015747A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023015747A1 (en) * | 2021-08-13 | 2023-02-16 | 浙江康贝德智能家居有限公司 | Folding electric bed |
| WO2023103175A1 (en) * | 2021-12-06 | 2023-06-15 | 浙江康贝德智能家居有限公司 | Electric folding bed |
| WO2023134012A1 (en) * | 2022-01-12 | 2023-07-20 | 浙江康贝德智能家居有限公司 | Bed having adjustable lumbar support |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203633815U (en) * | 2013-12-26 | 2014-06-11 | 嘉兴市舒福德电动床有限公司 | Electric bed |
| CN104224469B (en) * | 2014-07-24 | 2017-01-11 | 温州医科大学附属第二医院育英儿童医院 | Rehabilitation standing bed |
| CN203970729U (en) * | 2014-07-24 | 2014-12-03 | 温州医科大学附属第二医院育英儿童医院 | Rehabilitation standing bed |
| CN206044056U (en) * | 2016-06-20 | 2017-03-29 | 常州裕丰家具有限公司 | Folding electric bed |
| CN206729620U (en) * | 2016-12-27 | 2017-12-12 | 江苏里高家具有限公司 | A kind of combined electric bed |
| DE202017104325U1 (en) * | 2017-07-20 | 2017-08-07 | Apex Health Care Mfg. Inc. | Lifting and lowering device of an electric bed |
| CN209825926U (en) * | 2018-06-19 | 2019-12-24 | 江苏里高家具有限公司 | Electric folding bed |
| CN209661015U (en) * | 2019-01-25 | 2019-11-22 | 嘉兴市朗爵金属家具有限公司 | Electric folding bed is adjusted in no cabinet base |
| CN212139978U (en) * | 2020-03-11 | 2020-12-15 | 锐迈机械科技（吴江）有限公司 | Connecting rod assembly for folding bed and folding bed |
| CN212139976U (en) * | 2020-03-11 | 2020-12-15 | 锐迈机械科技（吴江）有限公司 | Folding bed and hinge assembly for same |
| CN111820662A (en) * | 2020-07-23 | 2020-10-27 | 锐迈机械科技（吴江）有限公司 | Folding bed frame and folding bed |
| CN113520098A (en) * | 2021-08-13 | 2021-10-22 | 浙江康贝德智能家居有限公司 | Folding electric bed |
-
2021
- 2021-08-13 CN CN202110930105.7A patent/CN113520098A/en active Pending
- 2021-11-04 WO PCT/CN2021/128708 patent/WO2023015747A1/en unknown
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023015747A1 (en) * | 2021-08-13 | 2023-02-16 | 浙江康贝德智能家居有限公司 | Folding electric bed |
| WO2023103175A1 (en) * | 2021-12-06 | 2023-06-15 | 浙江康贝德智能家居有限公司 | Electric folding bed |
| WO2023134012A1 (en) * | 2022-01-12 | 2023-07-20 | 浙江康贝德智能家居有限公司 | Bed having adjustable lumbar support |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2023015747A1 (en) | 2023-02-16 |
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