CN211984728U - Baby bed - Google Patents

Baby bed Download PDF

Info

Publication number
CN211984728U
CN211984728U CN202020551132.4U CN202020551132U CN211984728U CN 211984728 U CN211984728 U CN 211984728U CN 202020551132 U CN202020551132 U CN 202020551132U CN 211984728 U CN211984728 U CN 211984728U
Authority
CN
China
Prior art keywords
frame
crib
guardrail
bed
connecting rod
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.)
Expired - Fee Related
Application number
CN202020551132.4U
Other languages
Chinese (zh)
Inventor
夏平安
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN202020551132.4U priority Critical patent/CN211984728U/en
Application granted granted Critical
Publication of CN211984728U publication Critical patent/CN211984728U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Abstract

The embodiment of the utility model provides a relate to infant's articles for use technical field particularly, relate to a crib, including first bed board, second bed board, bedstead, head board, footboard, first guardrail and the second guardrail of forming first equipment state through fixed connection between each other. In the first assembled state, the crib is ready for use by infants in the early stage of development. The bedstead is provided with and is used for assisting the crib to carry out the connecting piece that the equipment state changes, and the connecting piece is used for connecting first guardrail and second guardrail to realize changing the crib from first equipment state to second equipment state. Therefore, when the infant grows and develops, if the height of the infant exceeds the length of the bed plate of the baby bed in the first assembly state, the baby bed can be changed from the first assembly state to the second assembly state through the connecting piece so as to increase the length of the bed plate. Therefore, a new bed does not need to be purchased again, and the functions of the original crib are enhanced.

Description

Baby bed
Technical Field
The embodiment of the utility model provides a relate to infant's articles for use technical field particularly, relate to a crib.
Background
The crib is a small-sized bed for infants, and can provide a stable sleeping space for the infants. The growth and development speed of the infant is high, when the height of the infant exceeds the length of the original crib, the requirement of height increase can be met only by purchasing a new crib again, and meanwhile, the original crib cannot be abandoned due to the fact that the crib cannot be used.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a crib can use under the assembled state of two kinds of bed boards that have different length. The crib can be used in a first assembly state at the early development stage of the baby, and when the height of the baby exceeds the length of the bed board of the crib in the first assembly state, the crib can be changed from the first assembly state to a second assembly state to increase the length of the bed board. Therefore, a new bed does not need to be purchased again, and the functions of the original crib are enhanced.
The embodiment of the utility model provides a crib has first equipment state and second equipment state, the crib includes: a first bed board 1, a second bed board 2 and a bed frame 3;
in the first assembly state, the first bed board 1 is detachably connected with a first bracket component 31 at the bottom of the bed frame 3, and the second bed board 2 is detachably connected with a second bracket component at the top of the bed frame 3;
the second rack assembly comprises a first frame 321, a second frame 322, a third frame 323 and a fourth frame 324 connected end to end; the first frame 321 is opposite to the third frame 323, and the second frame 322 is opposite to the fourth frame 324;
the first frame 321 is fixedly connected with a headboard 41, the third frame 323 is detachably connected with a footboard 42, the second frame 322 is detachably connected with a first guardrail 51, and the fourth frame 324 is detachably connected with a second guardrail 52;
the frame 3 is provided with a connector for assisting the change of the assembly state of the crib 100, and the connector is used for connecting the first guardrail 51 and the second guardrail 52 to change the crib from the first assembly state to the second assembly state.
Optionally, in the second assembled state, the first guard rail 51 and the second guard rail 52 are detachably connected with the connecting member and extend away from the bed frame 3;
the bed tail plate 42 is detachably connected with one ends of the first guardrail 51 and the second guardrail 52 far away from the connecting piece;
the first bed board 1 with first guardrail 51, second guardrail 52 with the connection can be dismantled to the footboard 42, first bed board 1 with second bed board 2 coplane is close to second bed board 2 or with second bed board 2 supports and leans on together.
Optionally, the connectors include a first connecting rod 331 and a second connecting rod 332;
the first connecting rod 331 is fixed between the first frame component 31 and the third rim 323, the second connecting rod 332 is fixed between the first frame component 31 and the fourth rim 324, and the first connecting rod 331 and the second connecting rod 332 are parallel to each other;
the first guard rail 51 is detachably connected with the first connecting rod 331;
the second guard rail 52 is detachably connected to the second connecting rod 332.
Optionally, the first guard rail 51 is provided with a first connection hole 511, the second guard rail 52 is provided with a second connection hole 521, the first connection rod 331 is provided with a third connection hole 3311, and the second connection rod 332 is provided with a fourth connection hole 3321; the crib 100 further comprises a first fixing member and a second fixing member;
the first fixing piece passes through the first connection hole 511 and the third connection hole 3311 to detachably connect the first guard rail 51 with the first connection rod 331;
the second fixing member passes through the second coupling hole 521 and the fourth coupling hole 3321 to detachably couple the second guard rail 52 to the second coupling rod 332.
Optionally, the first guard rail 51 is provided with a first protrusion 512, the second guard rail 52 is provided with a second protrusion 522, the first connecting rod 331 is provided with a first groove 3312 matched with the first protrusion 512, and the second connecting rod 332 is provided with a second groove 3322 matched with the second protrusion 512;
the first protrusion 512 is inserted into the first groove 3312 to realize a detachable connection between the first guard rail 51 and the first connecting rod 331;
the second protrusion 512 is inserted into the second groove 3322 to realize the detachable connection between the second guard rail 52 and the second connecting rod 332.
Optionally, the first bracket assembly 31 is provided with a first bearing platform, and the first bed plate 1 is embedded in the first bearing platform; the second bracket component is provided with a second bearing platform, and the second bed board 2 is embedded into the second bearing platform.
Optionally, a third guard rail 53 and a fourth guard rail 54;
the third guardrail 53 is detachably connected to the second frame 322 when the baby crib 100 is in the second assembled state;
the fourth side rail 54 is detachably connected to the fourth side frame 324 when the crib 100 is in the second assembled state.
Optionally, the third guard rail 53 and the fourth guard rail 54 are detachably connected to the frame 3 when the crib 100 is in the first assembled state.
Optionally, the bed tail plate 42 is connected to the ends of the first guard rail 51 and the second guard rail 52 away from the connecting member by screws.
Optionally, in the first assembled state, a receiving space 6 is formed between the first deck 1, the second deck 2 and the bed frame 3.
The utility model discloses implement the crib that provides, including mutually through first bed board, second bed board, bedstead, head board, tailstock board, first guardrail and the second guardrail of fixed connection formation first assembled state, under first assembled state, the crib can supply to develop the infant at initial stage and use. The bedstead is provided with and is used for assisting the crib to carry out the connecting piece that the equipment state changes, and the connecting piece is used for connecting first guardrail and second guardrail to realize changing the crib from first equipment state to second equipment state. Thus, when the baby grows and develops, if the height of the baby crib exceeds the length of the bed plate of the baby crib in the first assembly state, the baby crib can be changed from the first assembly state to the second assembly state through the connecting piece so as to increase the length of the bed plate. Therefore, a new bed does not need to be purchased again, and the functions of the original crib are enhanced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural view of a crib according to an embodiment of the present invention in a first assembled state.
Fig. 2 is a schematic structural view of a bed frame according to an embodiment of the present invention.
Fig. 3 is an exploded view of a baby crib according to an embodiment of the present invention in a first assembled state.
Fig. 4 is a schematic structural view of a baby crib according to an embodiment of the present invention in a second assembled state.
Fig. 5 is an exploded view of a baby crib according to an embodiment of the present invention in a second assembled state.
Fig. 6 is a schematic structural view of the connecting member, the first guardrail and the second guardrail provided by the embodiment of the present invention.
FIG. 7 is another schematic structural view of the connecting member, the first guardrail and the second guardrail according to the embodiment of the present invention
Icon:
100-a crib;
1-a first bed board;
2-a second bed board;
3-bed frame; 31-a first carriage assembly; 321-a first frame; 322-a second frame; 323-third frame; 324-a fourth border; 331-first connecting rod; 3311-third connecting hole; 3312-first recess; 332-a second connecting rod; 3321-fourth connection hole; 3322-second recess;
41-headboard; 42-a bed tail plate;
51-a first guardrail; 511-a first connection hole; 512-a first bump; 52-a second guardrail; 521-a second connection hole; 522-a second protrusion; 53-a third guardrail; 54-a fourth guardrail;
6-containing space.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are only a part of the embodiments of the present invention, not all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, unless otherwise expressly specified or limited, the terms "disposed," "connected," and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The embodiment of the utility model provides a crib can use under the equipment state of two kinds of bed boards that have different length. The crib can be used in a first assembly state at the early development stage of the baby, and when the height of the baby exceeds the length of the bed board of the crib in the first assembly state, the crib can be changed from the first assembly state to a second assembly state to increase the length of the bed board. Therefore, a new bed does not need to be purchased again, and the functions of the original crib are enhanced.
Referring to fig. 1 and 2, a crib 100 according to the present invention includes a first bed board 1, a second bed board 2, and a frame 3. In a first assembling state, the first bed board 1 is detachably connected to the first bracket assembly 31 at the bottom of the bed frame 3, and the second bed board 2 is detachably connected to the second bracket assembly at the top of the bed frame 3.
Further, the second rack assembly includes a first rim 321, a second rim 322, a third rim 323, and a fourth rim 324 connected end-to-end. The first frame 321 is opposite to the third frame 323, and the second frame 322 is opposite to the fourth frame 324.
Referring to fig. 3, the first frame 321 is fixedly connected to the headboard 41, the third frame 323 is detachably connected to the footboard 42, the second frame 322 is detachably connected to the first guardrail 51, and the fourth frame 324 is detachably connected to the second guardrail 52.
On the above basis, the bed frame 3 is provided with a connector for assisting the change of the assembly state of the crib 100, and the connector is used for connecting the first guardrail 51 and the second guardrail 52 so as to change the crib from the first assembly state to the second assembly state.
Referring to fig. 4, in the second assembled state, the first guard rail 51 and the second guard rail 52 are detachably connected to the connecting member and extend away from the bed frame 3. The footboard 42 is detachably connected to the ends of the first guard rail 51 and the second guard rail 52 remote from the connecting member. The first bed board 1 with first guardrail 51, second guardrail 52 with the connection can be dismantled to the footboard 42, first bed board 1 with second bed board 2 coplane is close to second bed board 2 or with second bed board 2 supports and leans on together.
Referring to fig. 1 and 4, in the first assembly state, the length of the bed board of the crib 100 is the length of the second bed board 2, and in the second assembly state, the length of the bed board of the crib 100 is the sum of the length of the first bed board 1 and the second bed board 2. It will be appreciated that the crib 100 in the first assembled state is intended for use by an infant in an early stage of development, and that the height of the infant is increasing while the infant is in a state of growth. At this time, the height of the infant may be greater than the length of the second bed plate 2, in which case the crib 100 may be changed from the first assembly state to the second assembly state, so that the length of the bed plate of the crib 100 may be "lengthened", and the length of the bed plate after the lengthening may be greater than the height of the infant. Therefore, the baby crib 100 in the second assembled state can be used by the baby continuously without purchasing a new baby crib, and the functions of the original baby crib are enhanced.
With continued reference to fig. 2, the connecting member includes a first connecting rod 331 and a second connecting rod 332. The first connecting rod 331 is fixed between the first frame assembly 31 and the third rim 323, the second connecting rod 332 is fixed between the first frame assembly 31 and the fourth rim 324, and the first connecting rod 331 and the second connecting rod 332 are parallel to each other. In the second assembled state, the first guard rail 51 is detachably connected to the first connecting rod 331, and the second guard rail 52 is detachably connected to the second connecting rod 332. Thus, the difficulty of disassembling and assembling the crib 100 in different assembling states can be reduced.
In one possible example, the first bracket assembly 31 is provided with a first bearing platform in which the first bedplate 1 is embedded. The second bracket component is provided with a second bearing platform, and the second bed board 2 is embedded into the second bearing platform.
Like this, first load-bearing platform and second load-bearing platform can provide the holding power for first bed board 1 and second bed board 2, and when the infant recumbents in first bed board 1 and/or second bed board 2, first load-bearing platform and second load-bearing platform can avoid the collapse of first bed board 1 and second bed board 2. In addition, when the first bed board 1 and the second bed board 2 are disassembled, the first bed board 1 can be drawn out from the first bearing platform, so that the time for disassembling the first bed board 1 is saved.
Referring to fig. 3 and 5, the crib 100 further includes a third guardrail 53 and a fourth guardrail 54. The third side rail 53 is detachably connected to the second side frame 322 when the baby crib 100 is in the second assembled state, and the fourth side rail 54 is detachably connected to the fourth side frame 324 when the baby crib 100 is in the second assembled state.
In the first assembled state, a receiving space 6 may be formed between the first bed board 1, the second bed board 2, the bed frame 3, the third guard rail 53 and the fourth guard rail 54, and may be used for receiving various articles, such as daily necessities, toys, etc. In the second assembled state, the third guard rail 53 and the fourth guard rail 54 can prevent the infant from falling off the crib 100 while sleeping.
In another possible example, the end of the footboard 42 and the first and second side rails 51 and 52 remote from the connector may be connected by screws. In this way, the stability of the crib 100 in the second assembled state can be ensured.
Referring to fig. 6, in an alternative embodiment, the first guard rail 51 is formed with a first connecting hole 511, the second guard rail 52 is formed with a second connecting hole 521, the first connecting rod 331 is formed with a third connecting hole 3311, and the second connecting rod 332 is formed with a fourth connecting hole 3321. The crib 100 further includes a first fixing member and a second fixing member, wherein the first fixing member and the second fixing member may be nuts, and the first fixing member and the second fixing member are not shown in the drawings.
Referring to fig. 6, the first fixing member passes through the first connection hole 511 and the third connection hole 3311 to detachably connect the first guard rail 51 and the first connection rod 331, and the second fixing member passes through the second connection hole 521 and the fourth connection hole 3321 to detachably connect the second guard rail 52 and the second connection rod 332. In this way, it is possible to ensure the stable connection of the first guard rail 51 and the first connecting rod 331 and the stable connection of the second guard rail 52 and the first connecting rod 332.
In order to prevent the first and second fixtures from being lost during the transportation of the crib in the disassembled state, the connection form between the first and second guardrails 51 and 52, the first and second connecting rods 331 and 332 may be modified. To this end, referring to fig. 7, in another alternative embodiment, the first rail 51 is provided with a first protrusion 512, the second rail 52 is provided with a second protrusion 522, the first connecting rod 331 is provided with a first groove 3312 matched with the first protrusion 512, and the second connecting rod 332 is provided with a second groove 3322 matched with the second protrusion 512.
With reference to fig. 7, the first protrusion 512 is inserted into the first slot 3312 to realize a detachable connection between the first rail 51 and the first connecting rod 331. The second protrusion 512 is inserted into the second groove 3322 to realize the detachable connection between the second guard rail 52 and the second connecting rod 332. Like this, through the interference connection of arch and recess, need not additionally to add first mounting and second mounting, avoid being in losing of the in-process first mounting and the second mounting of the crib of decomposition state in the transport. In addition, the number of parts required for assembling the infant bed 100 can be reduced, and the difficulty in assembling the infant bed 100 can be reduced.
To sum up, the embodiment of the utility model provides a crib, including mutually through first bed board, second bed board, bedstead, head board, footboard, first guardrail and the second guardrail of fixed connection formation first equipment state. In the first assembled state, the crib is ready for use by infants in the early stage of development. The bedstead is provided with and is used for assisting the crib to carry out the connecting piece that the equipment state changes, and the connecting piece is used for connecting first guardrail and second guardrail to realize changing the crib from first equipment state to second equipment state. Thus, when the baby grows and develops, if the height of the baby crib exceeds the length of the bed plate of the baby crib in the first assembly state, the baby crib can be changed from the first assembly state to the second assembly state through the connecting piece so as to increase the length of the bed plate. Therefore, a new bed does not need to be purchased again, and the functions of the original crib are enhanced.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A crib having a first assembled condition and a second assembled condition, the crib comprising: a first bed board (1), a second bed board (2) and a bed frame (3);
in the first assembly state, the first bed board (1) is detachably connected with a first bracket component (31) at the bottom of the bed frame (3), and the second bed board (2) is detachably connected with a second bracket component at the top of the bed frame (3);
the second bracket component comprises a first frame (321), a second frame (322), a third frame (323) and a fourth frame (324) which are connected end to end; the first frame (321) is opposite to the third frame (323), and the second frame (322) is opposite to the fourth frame (324);
the first frame (321) is fixedly connected with a headboard (41), the third frame (323) is detachably connected with a footboard (42), the second frame (322) is detachably connected with a first guardrail (51), and the fourth frame (324) is detachably connected with a second guardrail (52);
the bed frame (3) is provided with a connector for assisting the change of the assembly state of the crib (100), and the connector is used for connecting the first guardrail (51) and the second guardrail (52) so as to change the crib from the first assembly state to the second assembly state.
2. A crib according to claim 1, characterized in that in said second assembled condition, said first guard rail (51) and said second guard rail (52) are detachably connected to said connecting element and extend away from said frame (3);
the bed tail plate (42) is detachably connected with one ends of the first guardrail (51) and the second guardrail (52) far away from the connecting piece;
first bed board (1) with first guardrail (51), second guardrail (52) with the connection can be dismantled in bed tailboard (42), first bed board (1) with second bed board (2) coplane is close to second bed board (2) or with second bed board (2) support and lean on together.
3. The crib of claim 2, wherein said connector comprises a first connector bar (331) and a second connector bar (332);
the first connecting rod (331) is fixed between the first frame component (31) and the third frame (323), the second connecting rod (332) is fixed between the first frame component (31) and the fourth frame (324), and the first connecting rod (331) and the second connecting rod (332) are parallel to each other;
the first guard rail (51) is detachably connected with the first connecting rod (331);
the second guard rail (52) is detachably connected with the second connecting rod (332).
4. The crib according to claim 3, wherein the first guard rail (51) is opened with a first connecting hole (511), the second guard rail (52) is opened with a second connecting hole (521), the first connecting rod (331) is opened with a third connecting hole (3311), and the second connecting rod (332) is opened with a fourth connecting hole (3321); the crib (100) further comprises a first fixing piece and a second fixing piece;
the first fixing piece passes through the first connecting hole (511) and the third connecting hole (3311) to detachably connect the first guard rail (51) with the first connecting rod (331);
the second fixing piece passes through the second connecting hole (521) and the fourth connecting hole (3321) to detachably connect the second guardrail (52) and the second connecting rod (332).
5. The crib according to claim 3, characterized in that said first guard rail (51) is provided with a first protrusion (512), said second guard rail (52) is provided with a second protrusion (522), said first connecting rod (331) opens a first groove (3312) matching said first protrusion (512), said second connecting rod (332) opens a second groove (3322) matching said second protrusion (522);
the first protrusion (512) is inserted into the first groove (3312) to realize a detachable connection between the first guard rail (51) and the first connecting rod (331);
the second protrusion (522) is inserted into the second groove (3322) to achieve a detachable connection between the second guard rail (52) and the second connecting rod (332).
6. The crib according to any of claims 1 to 5, characterized in that said first frame assembly (31) is provided with a first bearing platform, said first bed (1) being embedded in said first bearing platform; the second bracket component is provided with a second bearing platform, and the second bed board (2) is embedded into the second bearing platform.
7. The crib according to any of claims 2 to 5, further comprising a third guardrail (53) and a fourth guardrail (54);
the third guardrail (53) is detachably connected with the second frame (322) when the baby crib (100) is in the second assembly state;
the fourth guardrail (54) is detachably connected with the fourth frame (324) when the crib (100) is in the second assembly state.
8. The crib according to claim 7, characterized in that said third guardrail (53) and said fourth guardrail (54) are removably connected with said bed base (3) when said crib (100) is in said first assembled condition.
9. The crib according to claim 2, characterized in that the footboard (42) is screwed to the ends of the first (51) and second (52) protection rails remote from the connector.
10. Crib according to claim 1, characterized in that in the first assembled state, a housing space (6) is formed between the first panel (1), the second panel (2) and the frame (3).
CN202020551132.4U 2020-04-15 2020-04-15 Baby bed Expired - Fee Related CN211984728U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020551132.4U CN211984728U (en) 2020-04-15 2020-04-15 Baby bed

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020551132.4U CN211984728U (en) 2020-04-15 2020-04-15 Baby bed

Publications (1)

Publication Number Publication Date
CN211984728U true CN211984728U (en) 2020-11-24

Family

ID=73414068

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020551132.4U Expired - Fee Related CN211984728U (en) 2020-04-15 2020-04-15 Baby bed

Country Status (1)

Country Link
CN (1) CN211984728U (en)

Similar Documents

Publication Publication Date Title
US20060253979A1 (en) Playpen assembly
US20130125304A1 (en) Assembly For Attachment To A Crib
US6721970B1 (en) Foot of a baby bed
US5790994A (en) Panel system accommodating various bed sizes
CN211984728U (en) Baby bed
CN102149303B (en) Knockdown bed
US9138068B2 (en) Crib convertible to a bed, and kit and method for converting the same
JP6116763B1 (en) Remodelable baby cot
KR20080040090A (en) Desk combined bed
KR20170028695A (en) Adjustable furniture system
US20110179568A1 (en) Convertible Crib Bed
CN201341648Y (en) Bedstead provided with table boards and capable of lengthening bed body
JPH11309050A (en) Baby bed capable of being recombined
CN208480947U (en) A kind of bunk bed of splicing connection
EP1621112A1 (en) Convertible Bed
CN209090540U (en) A kind of infanette that can adjust height
JP3214436U (en) Cots for sleeping
CN217610276U (en) Deformable growing crib capable of being combined into table, chair and clothes hanger cabinet
JP4171544B2 (en) Bed unit that can be assembled and reassembled
CN220477295U (en) Modularized bed surrounding frame assembled without tools
CN212036872U (en) But height-adjusting can be opened out into multi-functional crib structure of desk
CN211186579U (en) Child bed convenient to place
CN210055373U (en) Hidden crib bed board locking structure of no five metals
CN207532210U (en) A kind of novel Multifunction children cradle
CN201418571Y (en) Fixing structure of side plate of folding bedstead

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20201124

CF01 Termination of patent right due to non-payment of annual fee