CN104675132B - Building buffering type protection shelter - Google Patents
Building buffering type protection shelter Download PDFInfo
- Publication number
- CN104675132B CN104675132B CN201310643290.7A CN201310643290A CN104675132B CN 104675132 B CN104675132 B CN 104675132B CN 201310643290 A CN201310643290 A CN 201310643290A CN 104675132 B CN104675132 B CN 104675132B
- Authority
- CN
- China
- Prior art keywords
- building
- buffer
- type protection
- protection canopy
- truss
- 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
Links
Landscapes
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
The invention discloses a building buffering type protection shelter. The building buffering type protection shelter comprises at least one protection unit; the protection unit comprises a supporting frame, a wall connecting component, a buffering cushion and a protection guard; one end of the supporting frame is fixedly connected with a building through the wall connecting component; the other end of the supporting frame is fixedly connected with the protection guard; the buffering cushion is arranged on the upper portion of the supporting frame. The building buffering type protection shelter has the advantages of effectively buffering and intercepting personnel or objects falling from the upper portion, protecting the personnel safety, avoiding safety risks to underneath personnel from the falling objects and effectively reducing the safety accidents.
Description
Technical field
The present invention relates to build neighborhood, particularly relate to a kind of building buffer-type protection canopy.
Background technology
The casualties number that whole world construction safety accident causes is only second to the wound that vehicle accident causes
Dying number, construction safety has become the second largest field be badly in need of and solve and improve.According to incompletely statistics,
Fallen by personal height or accident that falling object from high altitude causes casualties accounts for construction safety accident ratio
More than 60%.Therefore, solve falling from high altitude problem minimizing construction industry accident, minimizing casualties are had
Significance and contribution.At present, common protection canopy is mostly by the steel pipe being connected on building and steel pipe frame
With the template composition covered on steel pipe, the buffering effect of protection canopy is undesirable, easily makes high-altitude drop
Thing punctures with the template contacts hard landing of common protection canopy and causes secondary to endanger.Additionally, common protection canopy
Needing work high above the ground to carry out installing and fixing, the safety measure in work progress is required higher, also by this
Easily operator are caused personal injury.
Summary of the invention
The technical problem to be solved in the present invention is, complicated for the installation of protection canopy in prior art, slow
Rush the defects such as effect is bad, it is provided that a kind of simple and compact for structure, install and one efficiently easy to maintenance is built
Build buffer-type protection canopy.
The technical solution adopted for the present invention to solve the technical problems is: provide one building buffer-type protection
Canopy, including at least one protective unit, described protective unit includes bracing frame, even wall member, cushion pad
And guard rail, one end of support frame as described above is fixedly linked with building by described even wall member, described
The other end of support is fixedly linked with described guard rail, and described cushion pad is placed in the top of support frame as described above.
In buffer-type protection canopy of the present invention, bracing frame includes at least two truss, and is connected to
At least one connector between truss described in adjacent two, described in adjacent two, truss relative spacing is fixed on
The two ends of described connector, described cushion pad is placed in described truss and the bearing area of described connector formation
On territory；Fix between each described truss and described connector and be connected.
In buffer-type protection canopy of the present invention, use between each described truss and described connector
Welding, threaded or pin connection mode are fixed.
In buffer-type protection canopy of the present invention, it is provided with between described connector and described cushion pad
Horizontal plate, described horizontal plate is steel plate, plank, plywood, steel basketry sheet or bamboo basketry sheet.
In buffer-type protection canopy of the present invention, support frame as described above is provided with at least one for limiting
Make the locating part of described horizontal plate displacement.
In buffer-type protection canopy of the present invention, described even employing between wall member and described building
Threaded, pin joint, clamping or pre-buried mode are attached.
In buffer-type protection canopy of the present invention, described even employing between wall member and support frame as described above
Threaded, welding, the mode of pin joint or grafting are attached.
In buffer-type protection canopy of the present invention, described cushion pad is elastic fill-in pad, described elasticity
Fill-in pad includes air cushion, the elastic bag of closing, elastic liquid bag or sponge product.
In buffer-type protection canopy of the present invention, between described guard rail and support frame as described above, use spiral shell
Stricture of vagina connects, weld, rivet or the mode of grafting is attached.
In buffer-type protection canopy of the present invention, described protective unit includes multiple, each described anti-
Protect unit placed side by side, and use the threaded or side of pin between two adjacent described protective units
Formula is attached.
What the present invention was a kind of has the beneficial effect that the buffer protection canopy of the present invention is by multiple independent protective units
Composition, is not only simple in structure compact, install and easy to maintenance fast, and use the cushion pad can be to upper
The personnel or the article that fall in portion effectively buffer and intercept, and can preferably protect the safety of tenesmus personnel,
Alleviate its injured degree.And the buffer-type protection canopy of a week is installed to building and attached peripheral region along building
The security protection in territory is obviously improved, it is possible to resolve common protection canopy high-altitude tenesmus thing punctures with template hard landing
The secondary harm risk caused, is greatly promoted the security protection performance of protection canopy, reduces casualties quantity.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing:
Fig. 1 is the knot of the protective unit of the building buffer-type protection canopy that one of present pre-ferred embodiments provides
Structure schematic diagram；
Fig. 2 is the side view of bracing frame shown in Fig. 1；
Fig. 3 is the top view of bracing frame shown in Fig. 1；
Fig. 4 is to connect the first connection diagram between wall member and bracing frame and building shown in Fig. 1；
Fig. 5 is to connect the second connection diagram between wall member and bracing frame and building shown in Fig. 1；
Fig. 6 is to connect the third connection diagram between wall member and bracing frame and building shown in Fig. 1；
Fig. 7 is the connection diagram of suspension ring shown in Fig. 6；
Fig. 8 is multiple protective units of the building buffer-type protection canopy that one of present pre-ferred embodiments provides
The structural representation connected.
Detailed description of the invention
Bad in order to solve the buffering effect of protection canopy in prior art, and inconvenient defect is installed, this
Invention provides one building buffer-type protection canopy, and described building buffer-type protection canopy is by many protective unit groups
Become, in actual use, first assemble in the face of each parts of protective unit on ground, then carry out list
Assembling between unit, assembles between protective unit and also can realize on ground local, greatly reduces high-altitude installation and executes
Work workload.Meanwhile, installation and the maintenance of protection canopy are the most more convenient.Additionally, this buffer-type is prevented
Protect canopy by using cushion pad falling object from high altitude to be protected and intercepts, improve the security protection of protection canopy
Performance, reduces casualties quantity.
In order to make the purpose of the present invention, technical scheme and advantage clearer, below in conjunction with accompanying drawing and
Embodiment, is further elaborated to the present invention.Should be appreciated that described herein being embodied as
Example only in order to explain the present invention, is not intended to limit the present invention.
As it is shown in figure 1, present pre-ferred embodiments provides one building buffer-type protection canopy, described building
Buffer-type protection canopy includes that at least one protective unit, each protective unit include bracing frame 1, even wall member
2, cushion pad 3 and guard rail 4.Wherein, one end of bracing frame 1 is solid with building by even wall member 2
Fixed connection, the other end of bracing frame 1 is fixing with guard rail 4 to be connected, and cushion pad 3 is placed in bracing frame 1
Upper surface.
As it is shown in figure 1, cushion pad 3 is placed in the upper surface of bracing frame 1, it is mainly used in from high-altitude
The people fallen or object effectively buffer and intercept, to protect personal security and to eliminate falling object from high altitude pair
The potential safety hazard of operator below, effectively reduces the generation of security incident.Therefore, cushion pad 3 should have
There is certain cushion effect.Therefore cushion pad 3 can use the elasticity with certain thickness sealed air cushion, closing
The elastic fill-in pad such as air bag, elastic liquid bag, sponge.The good buffer effect of described elastic fill-in pad, can
Effectively to protect from people or the object of falling from high altitude.Therefore, in order to improve the buffering of cushion pad 3
Effect, the thickness of cushion pad 3 is the arbitrary value between 100mm～2500mm, it is preferable that cushion pad 3
Thickness be 1000mm～2500mm.
Further, it is also possible to dispose a horizontal plate 5 between cushion pad 3 and bracing frame 1, this horizontal plate 5 can
Think steel plate, plank, plywood, steel basketry sheet or bamboo basketry sheet etc..This horizontal plate 5 can also play interception
With the effect of buffering, to strengthen the buffering effect of whole buffer-type protection canopy, reduce casualties quantity,
And reduce the generation of security incident.
Further, guard rail 4 is connected to the bracing frame 1 side away from building masonry wall, itself and support
Between frame 1 can with use threaded, weld, rivet or the mode such as grafting is fixed.Guard rail 4
The cushion pad 3 being placed in bracing frame 1 upper surface can be played spacing effect, it is also possible to from high-altitude
The people fallen or object play the effect of protection, to prevent people from falling from high altitude or object from cushion pad 3
Side continue to fall.
Owing to having disposed a cushion pad 3 on bracing frame 1, therefore, the height of guard rail 4 is of a relatively high,
The outside of guard rail 4, the most eye-catching safety instruction or exploitation can be installed, to increase vision effect
Fruit and demonstration effect etc., it is all a kind of that the additional economic beautifying surrounding enviroment and lifting protection canopy is worth by this
New invention.
As shown in Figure 2 and Figure 3, bracing frame 1 includes at least two sub-truss 11, and by adjacent two purlins
At least one connector 12 that frame 11 is attached, adjacent two truss 11 relative spacings be fixed on connection
The two ends of part 12, cushion pad 3 is placed on the seating region of adjacent two truss 11 and connector 12 formation.
Wherein, truss 11 primarily serves stress and the effect being fixed on building by whole bracing frame 1, and connects
Fitting 12 is then mainly used in support cushion pad 3.
Further, truss 11 be shaped as other structures such as triangle, trapezoidal or polygon, each purlin
One end of frame 11 is fixedly linked with building by even wall member 2, and by connector 12 by adjacent
Two truss 11 are fixedly connected.Wherein, can use between truss 11 with connector 12 weld, spiral shell
The mode that stricture of vagina connects or pin connects is fixed.
In the present embodiment, bracing frame 1 includes two truss 11 and multiple connector 12, each truss 11
Cross sectional shape be triangle, the interval that multiple connectors 12 are parallel to each other is connected to adjacent two truss 11
Between, and be often mutually perpendicular to (shown in Fig. 3) between a connection piece 12 and truss 11.It is appreciated that
, in other embodiments in, it would however also be possible to employ a connector 12 is attached, now in order to protect
The stability of card bracing frame 1, can suitably increase the cross-sectional area of connector 12.
Further, owing to horizontal plate 5 can also be disposed between cushion pad 3 and bracing frame 1, therefore, for
Prevent horizontal plate 5 from moving, it is also possible at upper surface projection at least one locating part (figure of bracing frame 1
On do not indicate).Concrete, locating part can be two, and two locating part correspondence projections are at horizontal plate 5
Diagonal zones, locating part is also one, and a locating part is centered around the surrounding of horizontal plate 5.Locating part with
Can be fixed together to use welding, the mode such as threaded between bracing frame 1.
As shown in Figure 4, even wall member 2 is mainly used in connecting building thing and bracing frame 1 so that bracing frame 1
Can be clamped securely on building, even wall member 2 mainly includes for being fixedly linked with building
Abutting part 21, and for the connecting portion 22 being fixedly linked with bearing support 1.Further, according to building
Contour structures, when relative position between bracing frame 1 and building is different, the even structure of wall member 2
And from the connected mode between building also by different.
Fig. 4 shows even the first connected mode between wall member 2 and building, bracing frame 1 with build
Build beyond the region of objective existence wall to connect.Preferably, even wall member 2 can be fixed on the body of wall of building.Now,
Even there are certain angle, abutting part 21 and building between abutting part 21 and the connecting portion 22 of wall member 2
Body of wall abuts against, and abutting part 21 can be fixed on the body of wall of building the mode such as to be threaded connection,
And the modes such as connecting portion 22 is threaded connection, pin joint are fixed with bearing support 1 and are connected.In Fig. 4, abut
Portion 21 is mutually perpendicular to connecting portion 22, and by nut through walls between abutting part 21 and the body of wall of building
It is attached.
Fig. 5 shows even the second connected mode between wall member 2 and building, bracing frame 1 with build
Build thing floor to connect.Preferably, even wall member 2 can be fixed on building floor.Now, support
Meet portion 21 to abut against with building floor, and be threaded connection, the mode such as pre-buried is fixed on building building
On plate, and connecting portion 22 is connected by connecting plate 23 is fixing with bearing support 1, wherein, and connecting portion 22 He
Bracing frame 1 can be fixedly linked to use the modes such as threaded, pin joint.Fig. 5 connects supporting of wall member 2
Meet portion 21 to be mutually perpendicular to connecting portion 22, and by nut through walls between abutting part 21 and building floor
It is attached.
Fig. 6 shows even the third connected mode between wall member 2 and building, bracing frame 1 with build
Build the another kind of connected mode between thing floor.Fig. 6 connects connecting portion 22 and the bracing frame 1 of wall member 2
It is weldingly connected, is attached by the way of pre-buried between abutting part 21 and building floor, pre-buried side
Formula is i.e. fixed at least one suspension ring 24(in floor level in advance and is combined shown in Fig. 7), each suspension ring 24
Along straight line interval be fixed in floor level, and leave between each suspension ring 24 and floor level with
The suitable accommodation space of thickness of abutting part 21, then abutting part 21 is sequentially passed through in each suspension ring 24
Accommodation space so that abutting part 21 is fixed in floor level.
As shown in Figure 8, in actual use, multiple described protective units are generally used to protect,
By each protective unit around the outer surface of building, owing to being separate between each protective unit,
In assembling process, first assemble in the face of each parts of protective unit on ground, then carry out between protective unit
Assemble, assemble between protective unit and also can realize on ground local, pass through between two adjacent protective units
The modes such as screw thread or pin connection are fixed side by side.This structure and mounting means not only simplify operating process,
Decrease operator's amount of high-altitude operation, improve installation effectiveness, and install and safeguard convenient soon
Prompt, it is possible to be prevented effectively from casualties risk.
In sum, the buffer protection canopy of the present invention is made up of multiple independent protective units, not only structure
The compactest, install and easy to maintenance fast, and personnel or the article that can fall top have
Effect buffering and interception, can preferably protect the safety of tenesmus personnel, alleviate its injured degree.And along building
Build thing the buffer-type protection canopy of a week is installed the security protection of building and attached peripheral region is had significantly to carry
Rise, it is possible to resolve common protection canopy high-altitude tenesmus thing punctures the secondary harm risk caused with template hard landing,
It is greatly promoted the security protection performance of protection canopy, reduces casualties quantity.
Although the present invention is illustrated by specific embodiment, it will be appreciated by those skilled in the art that,
Without departing from the present invention, it is also possible to the present invention is carried out various conversion and equivalent substitutes.
It addition, for particular condition or material, the present invention can be made various amendment, without deviating from the present invention's
Scope.Therefore, the present invention is not limited to disclosed specific embodiment, and should include falling into the present invention
Whole embodiments in right.
Claims (7)
1. a building buffer-type protection canopy, it is characterised in that: include at least one protective unit, described
Protective unit includes bracing frame (1), even wall member (2), cushion pad (3) and guard rail (4), described
One end of bracing frame (1) is fixedly linked with building by described even wall member (2), support frame as described above (1)
The other end be fixedly linked with described guard rail (4), described cushion pad (3) is placed in support frame as described above (1)
Top；
Support frame as described above (1) includes at least two truss (11), and is connected to truss (11) described in adjacent two
Between at least one connector (12), being fixed on of truss (11) relative spacing described in adjacent two is described
The two ends of connector (12), described cushion pad (3) is placed in truss (11) described in adjacent two and described
On the seating region that connector (12) is formed；Each described truss (11) and described connector (12) it
Between fixing connect；
Horizontal plate (5), described level it is provided with between described connector (12) and described cushion pad (3)
Plate (5) is steel plate, plank, plywood, steel basketry sheet or bamboo basketry sheet, and support frame as described above is provided with on (1)
At least one locating part being used for limiting described horizontal plate (5) displacement, described locating part projection is at described water
The diagonal zones of flat board (5) or be centered around the surrounding of described horizontal plate (5).
Buffer-type protection canopy the most according to claim 1, it is characterised in that: each described truss (11)
It is fixed with the mode using welding, threaded or pin to be connected between described connector (12).
Buffer-type protection canopy the most according to claim 1, it is characterised in that: described even wall member (2)
With use between described building threaded, pin joint, clamping or pre-buried mode are attached.
Buffer-type protection canopy the most according to claim 1, it is characterised in that: described even wall member (2)
With use between support frame as described above (1) threaded, weld, the mode of pin joint or grafting is attached.
Buffer-type protection canopy the most according to claim 1, it is characterised in that: described cushion pad (3)
For elastic fill-in pad, described elastic fill-in pad includes air cushion, the elastic bag of closing, elastic liquid bag or sea
Continuous product.
Buffer-type protection canopy the most according to claim 1, it is characterised in that: described guard rail (4)
With use between support frame as described above (1) threaded, weld, rivet or the mode of grafting is attached.
Buffer-type protection canopy the most according to claim 1, it is characterised in that: described protective unit includes
Multiple, use screw thread between two described protective units that each described protective unit is placed side by side and adjacent
Connect or the mode of pin is attached.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310643290.7A CN104675132B (en) | 2013-12-03 | 2013-12-03 | Building buffering type protection shelter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310643290.7A CN104675132B (en) | 2013-12-03 | 2013-12-03 | Building buffering type protection shelter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104675132A CN104675132A (en) | 2015-06-03 |
| CN104675132B true CN104675132B (en) | 2017-01-11 |
Family
ID=53310676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310643290.7A Expired - Fee Related CN104675132B (en) | 2013-12-03 | 2013-12-03 | Building buffering type protection shelter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104675132B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105526592A (en) * | 2015-12-25 | 2016-04-27 | 天津恒天冠辰科技有限公司 | Petrochemical tower |
| CN105569240B (en) * | 2016-02-29 | 2018-01-19 | 浙江爱居装饰股份有限公司 | Curtain wall |
| CN108843033B (en) * | 2016-05-11 | 2020-10-20 | 深圳市特辰科技股份有限公司 | Umbrella for building |
| CN106760583B (en) * | 2017-01-19 | 2017-10-27 | 黄河科技学院 | A kind of high-building construction multifunctional safety protection device |
| CN106836778A (en) * | 2017-03-20 | 2017-06-13 | 无锡市龙海杰机械制造有限公司 | The double-deck inner scaffold of protection air cushion is installed |
| CN111139792A (en) * | 2020-02-12 | 2020-05-12 | 张光裕 | High-rise falling object-proof injury human body improving device |
| CN111502319B (en) * | 2020-06-04 | 2024-05-28 | 中信国安建工集团有限公司 | Building construction safety prevention and control system and prevention and control method |
| CN112900902A (en) * | 2021-01-22 | 2021-06-04 | 读书郎教育科技有限公司 | Method for reducing harm of falling object |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR0129735Y1 (en) * | 1994-11-29 | 1998-12-15 | 최훈 | Shock-absorbing safety net |
| CN2832995Y (en) * | 2005-08-24 | 2006-11-01 | 上海市第七建筑有限公司 | Suspension scaffold supporting device of light hanging type brandreth |
| CN201190423Y (en) * | 2008-04-09 | 2009-02-04 | 姚康华 | Horizontal protection shed for tall building |
| CN201288437Y (en) * | 2008-07-31 | 2009-08-12 | 宋德河 | Building protection hanging canopy |
| CN201794286U (en) * | 2010-09-17 | 2011-04-13 | 中建三局建设工程股份有限公司 | Hanging combined external scaffold and triangular supporting device thereof |
| CN102454292A (en) * | 2010-10-19 | 2012-05-16 | 中国建筑第七工程局有限公司 | Supporting steel frame of high altitude large-span cantilever structure mold frame |
| CN102704663A (en) * | 2012-06-27 | 2012-10-03 | 江苏正威建设有限公司 | Down-stayed type suspension style scaffold |
-
2013
- 2013-12-03 CN CN201310643290.7A patent/CN104675132B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR0129735Y1 (en) * | 1994-11-29 | 1998-12-15 | 최훈 | Shock-absorbing safety net |
| CN2832995Y (en) * | 2005-08-24 | 2006-11-01 | 上海市第七建筑有限公司 | Suspension scaffold supporting device of light hanging type brandreth |
| CN201190423Y (en) * | 2008-04-09 | 2009-02-04 | 姚康华 | Horizontal protection shed for tall building |
| CN201288437Y (en) * | 2008-07-31 | 2009-08-12 | 宋德河 | Building protection hanging canopy |
| CN201794286U (en) * | 2010-09-17 | 2011-04-13 | 中建三局建设工程股份有限公司 | Hanging combined external scaffold and triangular supporting device thereof |
| CN102454292A (en) * | 2010-10-19 | 2012-05-16 | 中国建筑第七工程局有限公司 | Supporting steel frame of high altitude large-span cantilever structure mold frame |
| CN102704663A (en) * | 2012-06-27 | 2012-10-03 | 江苏正威建设有限公司 | Down-stayed type suspension style scaffold |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104675132A (en) | 2015-06-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104675132B (en) | Building buffering type protection shelter | |
| CN106758791B (en) | Bridge limits energy-dissipating type vibration absorption and isolation support and preparation method thereof | |
| CN110206329B (en) | Civil engineering is with construction protector | |
| CN205604510U (en) | Antidetonation steel construction | |
| CN205637525U (en) | Temporary supporting platform for super high-rise building equipment | |
| CN207728800U (en) | Equipment antidetonation suspension and support | |
| CN111075874A (en) | Large-scale optical instrument transportation vibration protection system | |
| CN105952018A (en) | Multi-point yield energy dissipating type mild steel energy dissipater | |
| CN102787554B (en) | Anti-seismic abutment structure along bridge | |
| CN103015312B (en) | Multifunctional shock insulation device | |
| CN205777789U (en) | A kind of damping energy-dissipating device damping peace treaty bundle support combinations | |
| CN204663099U (en) | Deck, Novel helicopter apron | |
| CN211498554U (en) | Multifunctional sound barrier for preventing noise pollution | |
| CN208777173U (en) | A kind of dismountable composite girder bridge welding operating platform | |
| CN208251380U (en) | A kind of building curtain wall fixed support structure | |
| CN207646599U (en) | A kind of queen post steel bridge pier | |
| CN207063676U (en) | Swing suspension column | |
| CN107269089B (en) | A kind of novel armpit support metal energy-consuming device of bean column node | |
| CN203345882U (en) | Lift car bottom buffering device | |
| CN209040586U (en) | A kind of high-rise building external wall construction safety protection bracket that stability is strong | |
| CN219864224U (en) | Portable anti-falling net with buffering function | |
| CN209703374U (en) | A kind of road and bridge safety device | |
| CN213409564U (en) | Be applicable to rail vehicle air conditioning unit bottom and wash protection and change erection equipment | |
| CN216865910U (en) | Dedicated steel construction of petrochemical engineering project device | |
| CN208534102U (en) | It is a kind of safe guarding shed |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170111 Termination date: 20211203 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |