CN209066912U - A kind of foundation pit edge protection fence - Google Patents
A kind of foundation pit edge protection fence Download PDFInfo
- Publication number
- CN209066912U CN209066912U CN201821715277.2U CN201821715277U CN209066912U CN 209066912 U CN209066912 U CN 209066912U CN 201821715277 U CN201821715277 U CN 201821715277U CN 209066912 U CN209066912 U CN 209066912U
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- China
- Prior art keywords
- pedestal
- rod
- sliding slot
- slot
- foundation pit
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Abstract
The utility model relates to a kind of foundation pit edge protection fences, belong to foundation pit protective equipment technical field, including pedestal, pedestal is provided with plurality of rods body on the pedestal, length direction on the pedestal along pedestal offers sliding slot, the both ends of the sliding slot are arranged through the pedestal, the sliding block being slidably connected in the sliding slot is respectively provided on the every body of rod, the " T " shape setting in the cross section of the sliding slot, the sliding block is equipped with " T " shaped sliding slot, the fixing piece for the body of rod to be fixed to any position in sliding slot is provided on the body of rod, by the body of rod by the end of pedestal in being slid into sliding slot, so that the body of rod plays the role of protection, and installation personnel is facilitated to be installed；The setting of sliding slot and sliding block can adjust the spacing between the adjacent body of rod, to improve the protection effect of the body of rod；It sets "T"-shaped for sliding slot and sliding block, is detached between anti-limited slip block and sliding slot in vertical direction, improves sliding block in the connection effect in sliding slot.
Description
Technical field
The utility model relates to foundation pit protective equipment technical fields, more particularly, to a kind of foundation pit edge protection fence.
Background technique
Guardrail around edges of foundation pit also known as foundation pit guardrail, construction guardrail, building site guardrail etc., main application is built for subway
Build the construction sites such as building site and face side security protection, face while foundation pit guardrail be generally used in face while state under occasion construction, example
Such as ditch, hole, trough rim, deep foundation periphery, floor periphery, bench side platform or balcony side, roofing side etc..In addition, general construction
On the place at scene, also often dig pit, the ground surface works such as digging groove.Therefore it must be provided with firmly, feasible security protection is set
It applies, different faces side Work places, and different protection need to be arranged.
Authorization Notice No. is that the Chinese patent of CN202324673U discloses a kind of civic building construction protective fence, is wrapped
Square tube is included, the square tube is vertically mounted on the two sides of pedestal, and two lateral edge short transverses of the square tube are equipped with multiple groups earrings, described
Between two square tubes protective net, warning sign and noise reducing plate are sequentially connected by earrings from top to bottom and constitute a protective fence, institute
The front surface for stating warning sign is equipped with poster column, and the inside of the noise reducing plate is equipped with cavity.During installation, by multiple anti-encirclements
Installation locking bolt is attached fixation on earrings on column.
But disadvantage is that installed using bolt to multiple protective fences, the protective fence number that such as needs compared with
When more, protective fence installation and removal are required to waste a large amount of manpower and time.
Utility model content
The purpose of the utility model is to provide a kind of foundation pit edge protection fences for being easily installed and dismantling.
The above-mentioned purpose of utility model of the utility model has the technical scheme that
A kind of foundation pit edge protection fence, including pedestal are provided with plurality of rods body perpendicular to pedestal on the pedestal, described
Length direction on pedestal along pedestal offers sliding slot, and the both ends of the sliding slot are arranged through the pedestal, the every body of rod
On be respectively provided with the sliding block being slidably connected in the sliding slot, the " T " shape setting in the cross section of the sliding slot, the sliding block and " T "
The sliding slot of shape is equipped with, and the fixing piece for the body of rod to be fixed to any position in sliding slot is provided on the body of rod.
By using above-mentioned technical proposal, when needing to install the body of rod, by the body of rod by the end of pedestal in sliding slot
It slides into, so that the body of rod plays the role of protection, and installation personnel is facilitated to be installed；The setting of sliding slot and sliding block can adjust phase
Spacing between the adjacent body of rod, to improve the protection effect of the body of rod；Set "T"-shaped for sliding slot and sliding block, anti-limited slip block
It is detached between sliding slot in vertical direction, improves sliding block in the connection effect in sliding slot, sliding block and sliding slot are equipped with, prevented
Limited slip block improves sliding block in the stability in sliding slot in shaking in sliding slot, to improve the stability of the body of rod；Fixing piece
Setting can prevent the body of rod from generating movement after sliding into designated position in sliding slot, further improve the body of rod in the stabilization in pedestal
Property.
The utility model is further arranged to: the fixing piece includes being connected on the body of rod and being located at the body of rod close to pedestal institute
Fixed plate in position, the fixed plate are arranged perpendicular to the body of rod, and the fixed plate is oppositely arranged on the two sides of the body of rod, institute
It states and is provided with spring between fixed plate and pedestal, one end of the spring is fixedly connected with fixed plate, and the other end is abutted to described
On pedestal.
It, will be in fixed plate when needing the body of rod being fixed to any position in sliding slot by using above-mentioned technical proposal
Spring resists elastic force compression, so that one end of spring is abutted with pedestal, so that the elastic force that sliding block resists spring is abutted to sliding slot,
So that sliding block drives the body of rod to be fixed in sliding slot to a certain extent, anti-limited slip block in being moved in sliding slot, by spring elongation or
The fixation and movement of the body of rod can be completed in compression, and fixed form is relatively simple, saves the manpower of installation personnel, and to using bullet
The fixed mode of spring is preferable to the fixed effect of the body of rod.
The utility model is further arranged to: the spring is provided with the abutting abutted with pedestal far from the end of fixed plate
Plate.
By using above-mentioned technical proposal, the setting for abutting plate increases contact area between spring and pedestal, thus
Increase the frictional force abutted between plate and pedestal, prevent the body of rod on being fixed to pedestal after band movable slider in being moved in sliding slot,
Further improve the fixed effect of the body of rod.
The utility model is further arranged to: being provided with guide rod, the guide rod between the fixed plate and abutting plate
One end be fixedly connected with plate is abutted, the other end is arranged in fixed plate setting.
By using above-mentioned technical proposal, the setting of guide rod can stretching to spring and compression play the effect of guiding,
It prevents spring from generating inclination in stretching and compression, so that spring drives abutting plate further to abut to pedestal, further mentions
The high abutting effect abutted between plate and pedestal, further improves the fixed effect of the body of rod.
The utility model is further arranged to: the pedestal includes multiple splicing seats being mutually spliced.
By using above-mentioned technical proposal, the setting of multiple splicing seats reduces the occupied area of pedestal, convenient to pedestal
It is transported, the setting of the body of rod and splicing seat reduces the occupied area of entire protective fence, and conveniently tears open to protective fence
It unloads and is transported, improve the using effect of protective fence.
The utility model is further arranged to: each splicing seat is hollow setting, on the splicing seat and is located at
The charge pipe being connected in splicing seat is provided with adjacent to the position where sliding slot
By using above-mentioned technical proposal, sets hollow for splicing seat, reduce the weight of splicing seat, further side
Just splicing seat is transported, and reduces the use of cost；The setting of charge pipe can add water or sandstone etc. into pedestal,
So that pedestal have certain weight, thus further such that pedestal on ground have certain stability so that pedestal band
Lever body is windproof to a certain extent.
The utility model is further arranged to: the splicing seat is towards offering slot on the face of adjacent splicing seat, institute
The two sides that slot is oppositely arranged on sliding slot in vertical direction are stated, the both ends of the slot are arranged through the pedestal, adjacent institute
State and be provided with the cutting being inserted into the slot on splicing seat, the " T " shape setting in the cross section of the slot, the cutting with
" T " shaped slot is equipped with.
By using above-mentioned technical proposal, cutting and the setting of slot may make adjacent splicing seat to splice to together, mention
Splicing effect between high adjacent splicing seat；Set "T"-shaped for slot and cutting, prevent adjacent splicing seat splice to
Disengaging is generated in horizontal direction after together, improves the splicing effect between adjacent splicing seat；Using setting for slot and cutting
It is convenient to adjacent splicing seat installation to set, and saves the part manpower of installation personnel, improves the using effect of pedestal.
The utility model is further arranged to: the length direction of a lateral edge pedestal of the pedestal is provided with multiple for inserting
Enter the inserted link to ground end, end of the inserted link far from pedestal is tip-shape setting.
By using above-mentioned technical proposal, the setting of inserted link can further improve the connection effect between pedestal and ground；
And inserted link is inserted into ground end by the setting of inserted link can be completed installation to pedestal, convenient and simple and save operator
Manpower, further improve pedestal drive the body of rod stability, to improve the protection effect of pedestal；Tip-shape setting
Facilitate installation personnel that inserted link is driven to be inserted into ground end, improves the using effect of inserted link.
The utility model is further arranged to: the length direction of two lateral edge inserted links of the inserted link is provided with for preventing from inserting
Bar is fixedly connected in the hangnail being detached from ground end, one end of the hangnail with inserted link, and the position where the other end towards pedestal is inclined
Tiltedly setting.
By using above-mentioned technical proposal, the setting of hangnail may make inserted link after being inserted into ground end, drive hangnail and ground
Soil phase hook in bottom prevents inserted link to be detached from after being inserted into ground end with ground end, improves the connection effect of inserted link and ground end, from
And the using effect of inserted link is further improved, further improve the stability and protection effect of pedestal.
In conclusion the advantageous effects of the utility model are as follows:
1. the setting of " T " shaped sliding slot and sliding block can drive multiple bodies of rod to slide into pedestal, to complete the peace of the body of rod
Dress, prevents the body of rod to be detached between vertical direction and sliding slot, saves manpower and facilitate to remove each body of rod and transport；
2. the elastic force that the abutting plate that the setting of spring, abutting plate and guide rod can be resists spring is abutted to pedestal, make
Spring driven rod body is fixed to any position in sliding slot by the elastic force of spring, prevent body of rod band movable slider in moving in sliding slot
It is dynamic, improve the stability of the body of rod；
3. the setting of slot and cutting may make adjacent splicing seat to splice to together, improving between adjacent splicing seat
Splicing effect, and conveniently pedestal is transported；
4. the setting of inserted link and hangnail may make pedestal to be plugged in ground end by inserted link, so that pedestal is fixed to
On ground, the stability of pedestal is improved, to improve the protection effect of pedestal.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the partial structure diagram of the splicing seat of the utility model；
Fig. 3 is the body of rod of the utility model and the structural schematic diagram of sliding block.
In figure, 1, pedestal；11, the body of rod；111, sliding block；112, fixed plate；113, spring；114, plate is abutted；115, it is oriented to
Bar；12, sliding slot；13, splice seat；131, charge pipe；132, slot；133, cutting；134, inserted link；135, hangnail；136, bolt.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
It is combined with Figure 1 and Figure 2, a kind of foundation pit edge protection fence disclosed by the utility model, including pedestal 1, for side
Just pedestal 1 is transported, multiple splicing seats 13 being mutually spliced is set by pedestal 1, in order to further facilitate the bottom of to
Seat 1 is transported, each splicing seat 13 is disposed as it is hollow, on the roof of each splicing seat 13 with splice seat 13 and be connected to
It is provided with charge pipe 131, water or sandstone are added into splicing seat 13 by charge pipe 131, increase the weight of pedestal 1, so that pedestal 1
More stable and convenient transportation.
As shown in Fig. 2, adjacent splicing seat 13 generates disengaging in horizontal direction splicing to after together in order to prevent, in phase
Mutually matched slot 132 and cutting 133 are respectively arranged on the adjacent opposite face of splicing seat 13, slot 132 and cutting 133 are equal
It is arranged there are two and is located at the two sides in the opposite face of contiguous concatenation seat 13；In the present embodiment, 132 He of slot in order to prevent
Cutting 133 drives adjacent splicing seat 13 to be detached from horizontal direction after cooperating, set "T"-shaped for the cross section of slot 132, inserts
Block is equipped with " T " shaped slot 132, in other embodiments, sliding slot 12 and sliding block 111 can be shaped to dovetail
Shape can equally prevent adjacent splicing seat 13 to be detached from horizontal direction.
As shown in Fig. 2, in order to enable pedestal 1 is further secured on ground, so that entire protective fence has centainly
Protection effect is provided with an inserted link 134 in the side of each splicing seat 13, and inserted link 134 is splicing in vertical direction setting
On seat 13, each end of the inserted link 134 far from splice sections is tip-shape setting, in the present embodiment, inserted link 134 is passed through spiral shell
Bolt 136 is connected on splicing seat 13, when encountering soft ground, by driving inserted link 134 to be inserted into after splicing the splicing of seat 13
In ground end, so that entire pedestal 1 is fixed on ground, so that entire pedestal 1 has certain protection effect, when encountering hard
When ground, inserted link 134 is removed by bolt 136 on pedestal 1, pedestal 1 is placed on ground, pedestal 1 is improved
Using effect.
As shown in Fig. 2, inserted link 134 is detached between ground end after being inserted into ground end in order to prevent, in the two sides of inserted link 134
The length direction of inserted link 134 is provided with hangnail 135, one end of hangnail 135 is fixedly connected with inserted link 134, and the other end is the bottom of towards
Position where seat 1 is obliquely installed；After inserted link 134 is inserted into ground end, hangnail 135 on inserted link 134 can in ground end
Soil phase hook, to prevent from being detached between inserted link 134 and ground end.
In conjunction with Fig. 2 and Fig. 3, pedestal 1 is provided with plurality of rods body 11 on pedestal 1, along the length of pedestal 1 on pedestal 1
Direction offers sliding slot 12, and sliding slot 12 is located at the middle part of 1 length direction of pedestal, and the both ends of sliding slot 12 are arranged through pedestal 1, and every
The sliding block 111 being slidably connected in sliding slot 12 is respectively provided on the body of rod 11；By the way that the drive of the body of rod 11 is slid into sliding slot 12, so that
The body of rod 11 is connected on pedestal 1, and fixed form is relatively simple.
In conjunction with Fig. 2 and Fig. 3, in the present embodiment, the body of rod 11 is with movable slider 111 in vertical direction and sliding slot 12 in order to prevent
Between be detached from, sliding block 111 and " T " shaped sliding slot 12 are equipped with, at other by the " T " shape setting in the cross section of sliding slot 12
In embodiment, sliding block 111 and sliding slot 12 can be shaped to " u "-shaped, the body of rod 11 is installed to further facilitate.
In conjunction with Fig. 2 and Fig. 3, it is provided with fixed plate 112 on the body of rod 11 and positioned at the body of rod 11 close to the position where pedestal 1,
There are two the settings of fixed plate 112 and is oppositely arranged on the two sides of the body of rod 11, and fixed plate 112 is arranged perpendicular to the body of rod 11, fixed plate
Spring 113 is provided between 112 and pedestal 1, one end of spring 113 is fixedly connected with fixed plate 112, and the other end is provided with abutting
Abutting plate 114 on to pedestal 1.
When installing the body of rod 11, spring 113 is squeezed by the way that plate 114 will be abutted, the body of rod 11 is slid into cunning with movable slider 111
In slot 12, so that the elastic force for abutting the resistance spring 113 of plate 114 is abutted to pedestal 1, so that spring 113 is pushed against with movable slider 111
To sliding slot 12, so that the body of rod 11 is fixed to any position in sliding slot 12, prevents the body of rod 11 from moving in sliding slot 12, improve
The body of rod 11 is in the fixed effect in sliding slot 12.
As shown in figure 3, spring 113 generates inclination in stretching and compression in order to prevent, in fixed plate 112 and plate is abutted
Guide rod 115 is provided between 114, one end of guide rod 115 is fixedly connected with plate 114 is abutted, and the other end is arranged in fixed plate
112 settings；Guide rod 115 can be driven to move in fixed plate 112 when spring 113 compresses, so that the stretching and pressure of spring 113
Contracting is directed to.
The implementation principle of the present embodiment are as follows: when in use, adjacent by the way that the cutting 133 spliced on seat 13 to be inserted into first
Splicing seat 13 slot 132 in so that the splicing of multiple splicing seats 13 is to together, then will entire spliced pedestal drive it is slotting
Bar 134 is inserted into ground end, so that pedestal is fixed, is passed through water or sandstone etc. by charge pipe 131 into splicing seat 13, so that
Splicing seat 13 is further fixed on ground, will be abutted plate 114 at this time and be squeezed spring 113, so that guide rod 115 is in fixation
It is moved on plate 112, the sliding block 111 on the body of rod 11 is slid into the sliding slot 12 on pedestal 1 in the end of pedestal 1, so that abutting
The elastic force that plate 114 resists spring 113 is abutted to pedestal 1, and multiple bodies of rod 11 are slid into sliding slot 12, adjacent bar is adjusted
Spacing between body 11 completes the installation of entire protective fence, mounting means is easy and saves so that multiple bodies of rod 11 are fixed
A large amount of time, and protective fence is made to have the characteristics that convenient transportation.
The embodiment of present embodiment is the preferred embodiment of the utility model, and not limitation is originally practical new according to this
The protection scope of type, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by practical
Within novel protection scope.
Claims (9)
1. a kind of foundation pit edge protection fence, including pedestal (1), pedestal (1) is provided with plurality of rods on the pedestal (1)
Body (11), it is characterised in that: the length direction on the pedestal (1) along pedestal (1) offers sliding slot (12), the sliding slot (12)
Both ends be arranged through the pedestal (1), be respectively provided on the every body of rod (11) and be slidably connected in the sliding slot (12)
Sliding block (111), the " T " shape setting in cross section of the sliding slot (12), the sliding block (111) and " T " shaped sliding slot (12) cooperate
It is arranged, the fixing piece for the body of rod (11) to be fixed to sliding slot (12) interior any position is provided on the body of rod (11).
2. a kind of foundation pit edge protection fence according to claim 1, it is characterised in that: the fixing piece includes being connected to
On the body of rod (11) and it is located at the body of rod (11) close to the fixed plate (112) of pedestal (1) position, the fixed plate (112) is vertical
Be arranged in the body of rod (11), the fixed plate (112) is oppositely arranged on the two sides of the body of rod (11), the fixed plate (112) with
It is provided between pedestal (1) spring (113), one end of the spring (113) is fixedly connected with fixed plate (112), and the other end supports
It is connected on the pedestal (1).
3. a kind of foundation pit edge protection fence according to claim 2, it is characterised in that: the spring (113) is far from solid
The end of fixed board (112) is provided with the abutting plate (114) abutted with pedestal (1).
4. a kind of foundation pit edge protection fence according to claim 3, it is characterised in that: the fixed plate (112) and support
It is provided between fishplate bar (114) guide rod (115), one end of the guide rod (115) is fixedly connected with plate (114) is abutted, separately
One end is arranged in the fixed plate (112) setting.
5. a kind of foundation pit edge protection fence according to claim 1, it is characterised in that: the pedestal (1) includes multiple
The splicing seat (13) being mutually spliced.
6. a kind of foundation pit edge protection fence according to claim 5, it is characterised in that: each splicing seat (13) is equal
For hollow setting, the position spliced on seat (13) and where being positioned adjacent to sliding slot (12), which is provided with, is connected to splicing seat
(13) charge pipe (131) in.
7. a kind of foundation pit edge protection fence according to claim 6, it is characterised in that: the splicing seat (13) is towards phase
It is offered slot (132) on the face of adjacent splicing seat (13), the slot (132) is oppositely arranged on sliding slot (12) in vertical direction
Two sides, the both ends of the slot (132) are arranged through the pedestal (1), are provided on the adjacent splicing seat (13) slotting
Enter to the cutting (133) in the slot (132), the " T " shape setting in cross section of the slot (132), the cutting (133)
It is equipped with " T " shaped slot (132).
8. a kind of foundation pit edge protection fence according to claim 7, it is characterised in that: a lateral edge of the pedestal (1)
The length direction of pedestal (1) is provided with multiple inserted links (134) for being inserted into ground end, and the inserted link (134) is far from pedestal
(1) end is tip-shape setting.
9. a kind of foundation pit edge protection fence according to claim 8, it is characterised in that: the two sides of the inserted link (134)
It is provided with along the length direction of inserted link (134) for preventing inserted link (134) in the hangnail (135) being detached from ground end, the hangnail
(135) one end is fixedly connected with inserted link (134), and the position where the other end towards pedestal (1) is obliquely installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821715277.2U CN209066912U (en) | 2018-10-22 | 2018-10-22 | A kind of foundation pit edge protection fence |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821715277.2U CN209066912U (en) | 2018-10-22 | 2018-10-22 | A kind of foundation pit edge protection fence |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209066912U true CN209066912U (en) | 2019-07-05 |
Family
ID=67095607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821715277.2U Expired - Fee Related CN209066912U (en) | 2018-10-22 | 2018-10-22 | A kind of foundation pit edge protection fence |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209066912U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110761614A (en) * | 2019-10-23 | 2020-02-07 | 四川路桥建设集团交通工程有限公司 | Isolation gate and installation method thereof |
| CN110821277A (en) * | 2019-11-24 | 2020-02-21 | 徐州道亨钢绳索具有限公司 | Steel wire guardrail |
| CN110905278A (en) * | 2019-12-11 | 2020-03-24 | 合肥国瑞集成建筑科技有限公司 | Combined enclosing wall |
| CN111188529A (en) * | 2020-01-15 | 2020-05-22 | 安徽雪霁古建园林有限公司 | Wood railing structure and mounting method thereof |
| CN111236618A (en) * | 2020-01-16 | 2020-06-05 | 中铁二局集团有限公司 | Scaffold device suitable for high-rise building construction and installation method thereof |
| CN111561180A (en) * | 2020-04-09 | 2020-08-21 | 重庆科技学院 | Liftable formula side slope construction platform |
| CN111691255A (en) * | 2020-06-13 | 2020-09-22 | 浙江南湖建设有限公司 | Construction method for municipal road along river and enclosure used by construction method |
| CN112396808A (en) * | 2020-11-03 | 2021-02-23 | 四川轻化工大学 | Portable torrential flood debris flow disaster emergency monitoring and early warning equipment instrument |
-
2018
- 2018-10-22 CN CN201821715277.2U patent/CN209066912U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110761614A (en) * | 2019-10-23 | 2020-02-07 | 四川路桥建设集团交通工程有限公司 | Isolation gate and installation method thereof |
| CN110821277A (en) * | 2019-11-24 | 2020-02-21 | 徐州道亨钢绳索具有限公司 | Steel wire guardrail |
| CN110905278A (en) * | 2019-12-11 | 2020-03-24 | 合肥国瑞集成建筑科技有限公司 | Combined enclosing wall |
| CN111188529A (en) * | 2020-01-15 | 2020-05-22 | 安徽雪霁古建园林有限公司 | Wood railing structure and mounting method thereof |
| CN111188529B (en) * | 2020-01-15 | 2021-03-16 | 安徽雪霁古建园林有限公司 | Wood railing structure and mounting method thereof |
| CN111236618A (en) * | 2020-01-16 | 2020-06-05 | 中铁二局集团有限公司 | Scaffold device suitable for high-rise building construction and installation method thereof |
| CN111561180A (en) * | 2020-04-09 | 2020-08-21 | 重庆科技学院 | Liftable formula side slope construction platform |
| CN111691255A (en) * | 2020-06-13 | 2020-09-22 | 浙江南湖建设有限公司 | Construction method for municipal road along river and enclosure used by construction method |
| CN111691255B (en) * | 2020-06-13 | 2022-03-08 | 浙江南湖建设有限公司 | Construction method for municipal road along river and enclosure used by construction method |
| CN112396808A (en) * | 2020-11-03 | 2021-02-23 | 四川轻化工大学 | Portable torrential flood debris flow disaster emergency monitoring and early warning equipment instrument |
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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: 20190705 Termination date: 20211022 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |