CN108916618A - A kind of myopia prevention device - Google Patents
A kind of myopia prevention device Download PDFInfo
- Publication number
- CN108916618A CN108916618A CN201811068355.9A CN201811068355A CN108916618A CN 108916618 A CN108916618 A CN 108916618A CN 201811068355 A CN201811068355 A CN 201811068355A CN 108916618 A CN108916618 A CN 108916618A
- Authority
- CN
- China
- Prior art keywords
- prevention device
- myopia prevention
- main body
- connecting band
- supporter
- 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
- 208000001491 myopia Diseases 0.000 title claims abstract description 38
- 230000004379 myopia Effects 0.000 title claims abstract description 32
- 230000002265 prevention Effects 0.000 title claims abstract description 30
- 230000014759 maintenance of location Effects 0.000 claims description 17
- 238000012423 maintenance Methods 0.000 claims description 14
- 230000001105 regulatory effect Effects 0.000 claims description 13
- 230000000903 blocking effect Effects 0.000 claims description 5
- 230000004438 eyesight Effects 0.000 abstract description 3
- 230000002708 enhancing effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 5
- 210000001624 hip Anatomy 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- 230000004308 accommodation Effects 0.000 description 2
- 208000004547 Hallucinations Diseases 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
- F16M13/04—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or holding steady relative to, a person, e.g. by chains, e.g. rifle butt or pistol grip supports, supports attached to the chest or head
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/20—Undercarriages with or without wheels
- F16M11/24—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other
- F16M11/26—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other by telescoping, with or without folding
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/04—Supports for telephone transmitters or receivers
- H04M1/05—Supports for telephone transmitters or receivers specially adapted for use on head, throat or breast
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Signal Processing (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
Abstract
The present invention provides a kind of myopia prevention devices, belong to myopia prevention device field.A kind of myopia prevention device, include main body and the supporter for being used to support human body lower jaw connecting with the main body, the main body is equipped with the connecting band for being worn on human body, connecting band is wearable in neck or waist, the stability of device when enhancing its use, near-sighted device is simple and convenient, easy to carry, is supported to human body lower jaw, avoid children head position too low, thus the health that affects vision.
Description
Technical field
The present invention relates to myopia prevention device fields, and in particular to a kind of myopia prevention device.
Background technique
Show that the near-sighted phenomenon of students in middle and primary schools is increasingly severe according to investigations, rate of myopia also has the tendency that rising year by year.It is this
The reason of phenomenon can cause very big influence to students in middle and primary schools' daily life and growth and development, cause this phenomenon is middle and primary schools
Raw short distance is read and write, and sitting posture does not rectify and more and more closely operation electronic products.Avoid this myopia existing
As the best approach of generation is to form a good habit, child to be allowed to protect eyesight from subjective attention, be formed correctly from small
Writing posture, from one fist of table side, hand from pen tip one-inch, the sitting correction set in study is read is being fitted for accomplish to have hallucinations one ruler of books, chest
When distance operation electronic product, the light of the screen of electronic product is avoided to damage eyes.Such as Patent No.
One kind that the Chinese patent document of CN200720185197.6 is announced is read and write bracket, and its structure is complicated, adjusts supporter
High speed operation is not easy, cumbersome in use, firm banking needs to mount and dismount on desk.
Summary of the invention
The present invention provides a kind of myopia prevention device, and near-sighted device is simple and convenient, easy to carry, props up human body lower jaw
Support, avoids children head position too low, thus the health that affects vision.
The technical solution adopted by the present invention to solve the technical problems is：
A kind of myopia prevention device includes main body and the supporter for being used to support human body lower jaw connecting with the main body, the master
Body is equipped with the connecting band for being worn on human body.
The effect of the supporter is support human body lower jaw, and the supporter connects with by expansion plate and the subject activity
It connects, the main body is equipped with connecting band, and the connecting band at least two, connecting band one can be worn on neck, connecting band two
The stability that near-sighted device is reinforced in positions such as human body waists can be worn, the length of connecting band is adjusted in the connecting band, can be with
Its comfort level is adjusted, to adapt to different crowds.
As a preference of the present invention, the supporting body surface is arc.
The support zone of supporter is human body lower jaw, and in order to more be bonded human body lower jaw shape, the supporting body surface is set
It is calculated as arc, arc core direction is far from the main direction, face human body lower jaw.
As a preference of the present invention, being flexibly connected between the supporter and the main body by expansion plate, this kind anti-close
View apparatus also includes the maintenance regulating device for adjusting the expansion plate relative to the main body extension elongation.
In the design, it is flexibly connected between the supporter and the main body by the expansion plate, the maintenance tune
Regulating device is set in main body, and the extension elongation of the adjustable expansion plate adjusts the height of the supporter with this, with suitable
Answer different crowds.
As a preference of the present invention, the maintenance regulating device is long comprising the adjusting for being located at the expansion plate length direction
Slot, the maintenance regulating device also include the retention means connecting with the main body, and the retention means are sliding in the adjusting elongated slot
It is dynamic.
The effect of the maintenance regulating device is the height in order to adjust the supporter, and the maintenance regulating device includes
The retention means for being located at the adjusting elongated slot of the expansion plate length direction and connecting with the main body are stretched out adjusting the expansion plate
When length, the retention means can be slided in the adjusting elongated slot.
As a preference of the present invention, the retention means include the button connecting with the main body and connect with the button
Connecting column.
The retention means include the button connecting with the main body and the connecting column being fixedly connected with the button,
When the expansion plate adjusts its extension elongation, the button is artificially pressed, the connecting column slides in the adjusting elongated slot.
As a preference of the present invention, multiple blocking positions, the connecting column are equipped in the adjusting elongated slot in the longitudinal direction
Comprising being greater than the bore by portion by the bore of portion and sticking department, the sticking department.
The connecting column is protruded into the adjusting elongated slot and is slided, and the stretching that the expansion plate is adjusted in the connecting column is long
Degree, the connecting column include by portion and sticking department, and the bore of the sticking department is greater than the bore by portion, described to pass through
Portion can slide in the adjusting elongated slot, and the sticking department cannot be by the blocking position being arranged in the adjusting elongated slot, should
Device presses the button when adjusting the expansion plate extension elongation, described to be slided in the adjusting elongated slot by portion, when
After the expansion plate extension elongation regulates, the sticking department is placed in the elongated slot, completes the expansion plate extension elongation
Adjusting.
As a preference of the present invention, the retention means are equipped with elastic component, described elastic component one end and the button are contradicted,
The other end and the main body contradict.
The retention means are equipped with elastic component, when the button presses the extension elongation for regulating the expansion plate, spring
Equal elastic components make button restore its original position under the action of its elastic force.
As a preference of the present invention, connecting band one passes through through-hole one and through-hole two is worn on neck, connecting band two is worn
It crosses through-hole three and through-hole four is worn on human body waist.
In the present apparatus, the through-hole one is located at device isometry position with the through-hole two, and the connecting band one passes through logical
Hole one and through-hole two, the connecting band one is wearable to be set to isometry position in neck, the through-hole three and through-hole four, described
Connecting band two passes through the through-hole three and the through-hole four is wearable in positions such as human body waists, and the connecting band has elasticity,
After the connecting band length adjustment is good, is fixed with fixing buckles such as buckles, increase the stability of device.
As a preference of the present invention, the myopia prevention device bottom is equipped with hiding table support, table backing portion is equipped with anti-skidding
Pad.
In this secondary design, in bottom of device setting there are two groove, the accommodation space of the groove can accommodate the table
Support, for the myopia prevention device on the table in use, can pull out hiding table support, table backing portion is equipped with non-slip mat, enhancing
Its device stability.
As a preference of the present invention, the myopia prevention device surface is equipped with hiding handset bracket, the handset bracket is relied on
Rotary shaft rotation.
In the present apparatus, apparatus surface is equipped with the groove for hiding the handset bracket, and each bottom portion of groove is equipped with two
A aperture, the rotating shaft terminal can be inserted into the aperture, when using the handset bracket, by the handset bracket around rotation
Axis rotation, maximum rotation angle are 90 °.
Detailed description of the invention
Fig. 1 is main view of the present invention.
Fig. 2 is side view of the present invention.
Fig. 3 is rearview of the present invention.
Fig. 4 is bottom view of the present invention.
Fig. 5 is vertical section figure of the present invention.
Fig. 6 is cross-sectional view of the present invention.
Fig. 7 is rear sectional view of the invention
1 supporter
2 buttons
3 through-holes
4 cushions
5 elastic components
6 connecting columns
7 adjust elongated slot
8 table supports
9 expansion plates
10 handset brackets
31 through-holes one
32 through-holes two
33 through-holes three
34 through-holes four.
Specific embodiment
Present invention will be described in further detail below with reference to the accompanying drawings.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, those skilled in the art
Member can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as at this
All by the protection of Patent Law in the scope of the claims of invention.
As shown in Fig. 1 Fig. 2 Fig. 3, a kind of myopia prevention device, what is connect comprising main body and with main body is used to support human body lower jaw
Supporter 1, main body is equipped with connecting band for being worn on human body.Connecting band one passes through through-hole 1 and through-hole 2 32 is worn
It wears in neck, connecting band two passes through through-hole 3 33 and through-hole 4 34 is worn on human body waist.1 surface of supporter is arc,
Arc core direction is far from main direction.
The effect of supporter 1 is support human body lower jaw, and supporter 1 is connect with by expansion plate 9 with subject activity, in main body
Equipped with connecting band, connecting band at least two, in the present apparatus, through-hole 1 and through-hole 2 32 are located at device isometry position, even
Tape splicing one passes through through-hole 1 and through-hole 2 32, and connecting band one is wearable to be set in neck, through-hole 3 33 and through-hole 4 34
Isometry position, connecting band two passes through through-hole 3 33 and through-hole 4 34 is wearable in positions such as human body waists, and connecting band has elasticity,
It after connecting band length adjustment is good, is fixed with fixing buckles such as buckles, reinforces the stability of near-sighted device, connecting band is adjustable to be connected
The length of tape splicing adjusts its comfort level, to adapt to different crowds.The support zone of supporter 1 is human body lower jaw, in order to more
It is bonded human body lower jaw shape, 1 surface of supporter is designed as arc, and arc core direction is far from main direction, face human body lower jaw, support
Body is equipped with cushion 4, enhances comfort level.
The myopia prevention device bottom is equipped with hiding table support 8, and table support 8 can pull out when in use, the myopia prevention device surface
It is additionally provided with hiding handset bracket 10, handset bracket 10 is rotated by rotary shaft.
In this secondary design, in bottom of device setting there are two groove, the accommodation space of groove can accommodate table support 8, this is anti-
Near-sighted device enhances its device stability on the table in use, can pull out hiding table support 8.Apparatus surface is additionally provided with hidden
The groove of handset bracket 10 is hidden, each bottom portion of groove is set there are two aperture, and rotating shaft terminal can be inserted into aperture, use mobile phone branch
When frame 10, handset bracket 10 is rotated around rotary shaft, maximum rotation angle is 90 °.
Such as a kind of myopia prevention device of Fig. 4 Fig. 5 Fig. 6 Fig. 7, it is flexibly connected between supporter 1 and main body by expansion plate 9,
This kind of myopia prevention device also includes the maintenance regulating device for adjusting expansion plate 9 relative to main body extension elongation, and maintenance is adjusted
Device includes the adjusting elongated slot 7 for being located at 9 length direction of expansion plate, and maintenance regulating device also includes the retention means connecting with main body,
Retention means are slided in adjusting elongated slot 7, and retention means include the button 2 connecting with main body and the connecting column 6 connecting with button.It adjusts
Multiple blocking positions are equipped in elongated slot 7 in the longitudinal direction, connecting column 6 includes by portion and sticking department, and the bore of sticking department is greater than
Pass through the bore in portion.Retention means are equipped with elastic component 5, and 5 one end of elastic component and button 2 contradict, and the other end and main body contradict.
It in the design, is flexibly connected between supporter 1 and main body by expansion plate 9, maintenance regulating device includes to be located at
The adjusting elongated slot 7 of 9 length direction of expansion plate and the retention means connecting with main body, retention means include the button 2 connecting with main body, bullet
Property part 5 and the connecting column 6 that is fixedly connected with button, connecting column 6 include by portion and sticking department, the bore of sticking department is greater than logical
The bore for crossing portion can be slided by portion in adjusting elongated slot 7, and sticking department cannot be by adjusting the blocking position being arranged in elongated slot 7, should
Device is when adjusting 9 extension elongation of expansion plate, by lower button 2, is slided in adjusting elongated slot 7 by portion, is grown when expansion plate 9 stretches out
After degree regulates, in the elastic components such as spring 5 under the action of its elastic force, sticking department is placed in elongated slot, is completed expansion plate 9 and is stretched out
The adjusting of length.
Claims (10)
1. a kind of myopia prevention device, it is characterised in that：What is connect comprising main body and with the main body is used to support human body lower jaw
Supporter（1）, the main body is equipped with the connecting band for being worn on human body.
2. a kind of myopia prevention device according to claim 1, it is characterised in that：The supporter（1）Surface is arc.
3. a kind of myopia prevention device according to claim 1, it is characterised in that：The supporter（1）With the main body it
Between rely on expansion plate（9）It is flexibly connected, this kind of myopia prevention device also includes for adjusting the expansion plate（9）Relative to the master
The maintenance regulating device of body extension elongation.
4. a kind of myopia prevention device according to claim 3, it is characterised in that：The maintenance regulating device includes to be located at institute
State expansion plate（9）The adjusting elongated slot of length direction（7）, the maintenance regulating device also includes the maintenance connecting with the main body
Part, the retention means are in the adjusting elongated slot（7）Middle sliding.
5. a kind of myopia prevention device according to claim 4, it is characterised in that：The retention means include to connect with the main body
The button connect（2）With with the button（2）The connecting column of connection（6）.
6. a kind of myopia prevention device according to claim 5, it is characterised in that：The adjusting elongated slot（7）In in length side
It is equipped with multiple blocking positions, the connecting column upwards（6）It is described logical comprising being greater than by the bore of portion and sticking department, the sticking department
Cross the bore in portion.
7. a kind of myopia prevention device according to claim 6, it is characterised in that：The retention means are equipped with elastic component（5）,
The elastic component（5）One end and the button（2）It contradicts, the other end and the main body contradict.
8. according to claim 1 to a kind of myopia prevention device described in 7 any one, it is characterised in that：Connecting band one passes through logical
Kong Yi（31）With through-hole two（32）It is worn on neck, connecting band two passes through through-hole three（33）With through-hole four（34）It is worn on people
Body waist.
9. according to claim 1 to a kind of myopia prevention device described in 7 any one, which is characterized in that the myopia prevention device bottom
Portion is equipped with hiding table support（8）, the table support（8）Bottom is equipped with non-slip mat.
10. according to claim 1 to a kind of myopia prevention device described in 7 any one, which is characterized in that the myopia prevention device table
Face is equipped with hiding handset bracket（10）, the handset bracket（10）It is rotated by rotary shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811068355.9A CN108916618A (en) | 2018-09-13 | 2018-09-13 | A kind of myopia prevention device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811068355.9A CN108916618A (en) | 2018-09-13 | 2018-09-13 | A kind of myopia prevention device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108916618A true CN108916618A (en) | 2018-11-30 |
Family
ID=64408654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811068355.9A Pending CN108916618A (en) | 2018-09-13 | 2018-09-13 | A kind of myopia prevention device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108916618A (en) |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008067696A1 (en) * | 2006-12-07 | 2008-06-12 | Cheng Hunter H | Head support |
| KR20090044113A (en) * | 2007-10-31 | 2009-05-07 | 남명원 | Rest auxiliary apparatus for a desk |
| CN202603998U (en) * | 2012-05-22 | 2012-12-19 | 王成玉 | Desk and chair lifting device |
| CN202636051U (en) * | 2012-06-13 | 2013-01-02 | 曾金华 | Myopia-preventing support and desk |
| CN202917032U (en) * | 2012-09-28 | 2013-05-01 | 深圳市博悦生活用品有限公司 | Children's early education story machine |
| CN203099251U (en) * | 2012-12-21 | 2013-07-31 | 格力电器（中山）小家电制造有限公司 | Height adjustment mechanism of supporting rod |
| CN203963763U (en) * | 2014-03-31 | 2014-11-26 | 嘉善声光电子有限公司 | A kind of animal-shaped ornament lamp |
| CN204889145U (en) * | 2015-07-31 | 2015-12-23 | 张中伟 | Writing posture corrector |
| CN204947673U (en) * | 2015-09-15 | 2016-01-06 | 陈甲洲 | A kind of warm hand charger baby |
| CN205018590U (en) * | 2015-09-12 | 2016-02-10 | 四川吉本科技有限公司 | Multi -functional myopia prevention position of sitting unscrambler |
| CN206314795U (en) * | 2016-10-25 | 2017-07-11 | 四川吉本科技有限公司 | Multi-functional sitting position corrector |
| CN206324449U (en) * | 2016-09-28 | 2017-07-14 | 李国庆 | One kind is write no hand shadow myopia preventing posture corrector |
| CN206699780U (en) * | 2016-12-21 | 2017-12-05 | 何淑芳 | Myopia prevention children table |
| CN108294479A (en) * | 2017-12-22 | 2018-07-20 | 王子航 | Vision protection device |
| CN208886351U (en) * | 2018-09-13 | 2019-05-21 | 欧亚平 | A kind of myopia prevention device |
-
2018
- 2018-09-13 CN CN201811068355.9A patent/CN108916618A/en active Pending
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008067696A1 (en) * | 2006-12-07 | 2008-06-12 | Cheng Hunter H | Head support |
| KR20090044113A (en) * | 2007-10-31 | 2009-05-07 | 남명원 | Rest auxiliary apparatus for a desk |
| CN202603998U (en) * | 2012-05-22 | 2012-12-19 | 王成玉 | Desk and chair lifting device |
| CN202636051U (en) * | 2012-06-13 | 2013-01-02 | 曾金华 | Myopia-preventing support and desk |
| CN202917032U (en) * | 2012-09-28 | 2013-05-01 | 深圳市博悦生活用品有限公司 | Children's early education story machine |
| CN203099251U (en) * | 2012-12-21 | 2013-07-31 | 格力电器（中山）小家电制造有限公司 | Height adjustment mechanism of supporting rod |
| CN203963763U (en) * | 2014-03-31 | 2014-11-26 | 嘉善声光电子有限公司 | A kind of animal-shaped ornament lamp |
| CN204889145U (en) * | 2015-07-31 | 2015-12-23 | 张中伟 | Writing posture corrector |
| CN205018590U (en) * | 2015-09-12 | 2016-02-10 | 四川吉本科技有限公司 | Multi -functional myopia prevention position of sitting unscrambler |
| CN204947673U (en) * | 2015-09-15 | 2016-01-06 | 陈甲洲 | A kind of warm hand charger baby |
| CN206324449U (en) * | 2016-09-28 | 2017-07-14 | 李国庆 | One kind is write no hand shadow myopia preventing posture corrector |
| CN206314795U (en) * | 2016-10-25 | 2017-07-11 | 四川吉本科技有限公司 | Multi-functional sitting position corrector |
| CN206699780U (en) * | 2016-12-21 | 2017-12-05 | 何淑芳 | Myopia prevention children table |
| CN108294479A (en) * | 2017-12-22 | 2018-07-20 | 王子航 | Vision protection device |
| CN208886351U (en) * | 2018-09-13 | 2019-05-21 | 欧亚平 | A kind of myopia prevention device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108403283B (en) | Three-section type adjustable massage supporting waist protecting belt | |
| CN201782287U (en) | Vision and spine correction device for students | |
| CN106918912B (en) | Head-mounted equipment | |
| KR20120055662A (en) | Bionic posture correcting frame for leaning on in study | |
| CN208886351U (en) | A kind of myopia prevention device | |
| CN108916618A (en) | A kind of myopia prevention device | |
| KR102035811B1 (en) | Posture correcting device | |
| CN106419126A (en) | Multifunctional desk for student | |
| CN203182347U (en) | Writing and reading posture adjusting device for student | |
| CN103653803B (en) | Collapsible self-adapting intelligent desk | |
| CN205541510U (en) | English listening comprehension trains ware | |
| CN105193113B (en) | A kind of chair for being easy to writing | |
| CN204617488U (en) | After turn over the desk of formula myopia prevention and correcting sitting postures | |
| KR20190062640A (en) | Height adjustable stand portable | |
| CN208511612U (en) | A kind of double infusion support of movable type paediatrics | |
| CN206948563U (en) | A kind of spiral in-ear typed Bluetooth headset | |
| CN201308268Y (en) | Learning tool capable of preventing myopia | |
| KR20200105608A (en) | Folding multi-layer table | |
| CN201182358Y (en) | Device for correcting writing | |
| CN205197493U (en) | Chair convenient to write | |
| CN211408083U (en) | Spine-correcting eye-protecting desk and chair | |
| CN209235353U (en) | A kind of adjustable combined table and chair assembly | |
| CN217136940U (en) | Waist support decorative waistband | |
| CN205180866U (en) | Rectify appearance chair convenient to stand up | |
| CN219307778U (en) | Mouth-holding device for head and neck tumor radiotherapy |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181130 |