CN202809421U - Checkless overpass - Google Patents
Checkless overpass Download PDFInfo
- Publication number
- CN202809421U CN202809421U CN 201220380724 CN201220380724U CN202809421U CN 202809421 U CN202809421 U CN 202809421U CN 201220380724 CN201220380724 CN 201220380724 CN 201220380724 U CN201220380724 U CN 201220380724U CN 202809421 U CN202809421 U CN 202809421U
- Authority
- CN
- China
- Prior art keywords
- bridge
- overpass
- crossing
- steel
- left steering
- 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
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- 229910000831 Steel Inorganic materials 0.000 claims description 48
- 239000010959 steel Substances 0.000 claims description 48
- 238000000926 separation method Methods 0.000 claims description 34
- 230000002457 bidirectional Effects 0.000 claims description 23
- 210000000214 Mouth Anatomy 0.000 claims description 11
- 238000010276 construction Methods 0.000 claims description 7
- 239000011150 reinforced concrete Substances 0.000 claims description 7
- 230000000875 corresponding Effects 0.000 claims description 6
- 230000037250 Clearance Effects 0.000 claims description 3
- 230000035512 clearance Effects 0.000 claims description 3
- 238000011084 recovery Methods 0.000 claims description 2
- 210000003128 Head Anatomy 0.000 description 2
- 230000000903 blocking Effects 0.000 description 2
- 238000011030 bottleneck Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Abstract
The utility model relates to a checkless overpass in the field of roads. The overpass comprises ground lanes, a two-way bridge and left-steering bridges; ground lanes are two-way lanes, and each lane is at least provided with an inside left-steering lane, a middle straight lane and an outside right-steering lane; the right-steering lane for entering the overpass of each intersection is connected with a lane for exiting from the overpass of the right neighbouring intersection of the intersection; the straight lanes of two transversal intersections are directly communicated, and provided with turning curve lanes at positions which correspondingly approach to the middle of the overpass; the straight lanes of two longitudinal intersections are directly communicated via the two-way bridge, and provided with turning curve lanes surrounding the bridgehead of the two-way bridge on the ground; and the left-steering lane at each intersection is connected with the lane for exiting from the overpass of the left neighbouring intersection of the intersection via the left-steering bridge, and a distance is formed between every two adjacent left-steering bridges. The overpass is small in floor area, low in building cost, and capable of effectively guaranteeing the achievement for the purpose of rapidly passing of vehicles running in the four directions of a level-crossing intersection.
Description
[technical field]
The utility model relates to the road field, especially relates to a kind of overpass bridge that passes unimpeded that is applied to usual friendship crossroad, city.
[background technology]
Known, the quantity of motor vehicles just constantly increases along with the population of rapid increase now, and also therefore, the jam in the urban traffic has become one of great difficult problem that urban development runs into; Wherein, because existing usual friendship crossroad all adopts red light to stop, method is passed through in the timesharing that green light is capable, these motor vehicles that very easily cause One's name is legion are stood in a long queue waiting to bide one's time, simultaneously, again because of producing interference unavoidably between the various vehicles that cross at the place, crossing and the pedestrian, thereby very easily because of the reduction of road speed the traffic retardance appears, and in case current not smooth situation occurs at the crossing infall, then very likely cause the four direction large tracts of land traffic congestion at this crossing, and then cause motor vehicles and non power driven vehicle, or even the phenomenon that all can't normally pass through of pedestrian, this has all brought larger inconvenience for development of daily life and society; At present, although the overpass bridge that has a lot of cities to build reinforced concrete structure by the bottleneck location in road solves jam, but the fact shows, because such overpass bridge structure floor space is large, construction cost is high, its place, usual friendship crossroad that is unsuitable for easily blocking up at each builds and uses, therefore, the overpass bridge in the city also only can be dredged the problem of blocking up of a part of bottleneck road in the road, and namely existing overpass bridge structure can't be alleviated the usual friendship crossroad that each blocks up.
[summary of the invention]
In order to overcome the deficiency in the background technology, the utility model provides a kind of overpass bridge that passes unimpeded, described overpass bridge floor space is less and construction cost is lower, and it can ensure effectively that the vehicle that travels at usual friendship crossroad four direction all reaches the purpose of fast passing.
For achieving the above object, the utility model adopts following technical scheme:
A kind of overpass bridge that passes unimpeded, described overpass bridge comprise track, ground and bidirectional bridge and all the people present's left steering bridge of right-angled intersection; The track, ground at four crossings of described overpass bridge is two-way lane, and the track of advancing in the same way grade separation is provided with inboard left changing lane, the craspedodrome road at middle part and the right-hand rotation road in the outside at least; Each crossing of described overpass bridge is located all directly to be communicated with the grade separation track that goes out of this right side, crossing adjacent intersection into the right-hand rotation road of grade separation; The craspedodrome road at horizontal two crossings of described overpass bridge directly is communicated with, and the craspedodrome road correspondence at each crossing is equipped with this crossing near the position at overpass bridge middle part and goes out the bend that turns around that the grade separation track is communicated with; The craspedodrome road at vertical two crossings of described overpass bridge is communicated with by the bidirectional bridge that is positioned at overpass bridge longitudinal central axis line position, and the craspedodrome road at each crossing is equipped with on ground and goes out the bend that turns around that the grade separation track is communicated with this crossing behind the bidirectional bridge end of the bridge, and the bend that turns around herein is all not crossing with the craspedodrome road at horizontal two crossings; The left changing lane at each place, crossing of described overpass bridge is not all by being communicated with the grade separation track that goes out of this left side, crossing adjacent intersection with the left steering bridge that bidirectional bridge intersects, and be provided with fore-and-aft clearance between the lower bridge mouth that another left steering bridge is located at the upper bridge mouth of each place, crossing left steering bridge of overpass bridge and this crossing, simultaneously, be equipped with spacing between per two adjacent left steering bridges; The adjacent side at per two crossings of described overpass bridge is equipped with nonmotorized vehicle lane or the pavement that is interconnected.
The described overpass bridge that passes unimpeded, described bidirectional bridge are steel structural bridge.
The described overpass bridge that passes unimpeded, described bidirectional bridge is supported fixing by the steel bridge pier, and is provided with the reinforced concrete foundation pier in the bottom of steel bridge pier.
The described overpass bridge that passes unimpeded, the left steering bridge at place, arbitrary crossing comprises bridge circuit section, break-in highway section, highway section, turning and lower bridge circuit section in the described overpass bridge; The craspedodrome highway section that described upper bridge circuit Duan Weiyi section is communicated with this crossing left changing lane, what be right after the bridge circuit section is the break-in highway section that left-hand rotation 45 degree stride across the lower bridge circuit Duan Houzai recovery craspedodrome of another left steering bridge of this crossing, what be right after the break-in highway section is the highway section, turning that a left side turn 90 degrees, be right after at last the highway section, turning be with left adjacent crossing, this crossing in correspondingly go out the lower bridge circuit section that the grade separation track is communicated with.
The described overpass bridge that passes unimpeded, described left steering bridge is the steel-structure box beam bridge.
The described overpass bridge that passes unimpeded, described left steering bridge comprises box steel beam, steel crossbeam, bridge floor, shrinkage joint and steel bridge pier; Described box steel beam be the lower-upper length made of steel plate greater than the hollow-core construction of left and right sides width, the entire length of this box steel beam is connected to form by steel plate and rivet; Be fixedly connected with the box steel beam of many settings in the both sides correspondence of the left steering bridge body of a bridge, and the bottom inside of two box steel beams of every correspondence all is fixedly connected with the steel crossbeam of bracketing bridge floor; Many the shrinkage joint that described bridge floor equidistantly is provided with; The body of a bridge of described left steering bridge supports fixing by the steel bridge pier, and the bottom of steel bridge pier is provided with the reinforced concrete foundation pier.
The described overpass bridge that passes unimpeded, each crossing of described overpass bridge all are arranged with the corresponding grade separation track that goes out by direction to the car.
The described overpass bridge that passes unimpeded, the lower bridge mouth of each place, crossing left steering bridge of described overpass bridge all vertical correspondence is positioned at the tail end that bridge circuit section on another left steering bridge is located at this crossing.
The described overpass bridge that passes unimpeded, described overpass bridge is provided with underground passage, and four road junctions of this underground passage lay respectively at the angle position between every adjacent two overpass bridge crossings.
The described overpass bridge that passes unimpeded, the underground passage of described overpass bridge are made as " X " shape or " mouth " shape.
Owing to adopt described technical scheme, the utlity model has following beneficial effect:
The overpass bridge that passes unimpeded described in the utility model, described overpass bridge floor space is less, construction cost is lower, its can effective guarantee usual friendship crossroad four direction travels under the prerequisite of not using traffic lights control traffic various vehicles and pedestrian all can pass through smoothly, be that described overpass bridge not only can effectively solve the difficult problem that the usual friendship crossroad blocks up, but also can reduce the setting of traffic lights, thereby saved accordingly the expense expenditure of traffic administration aspect.
[description of drawings]
Fig. 1 is the utility model schematic diagram.
Among the figure: 1, bidirectional bridge; 2, left steering bridge; 3, left changing lane; 4, craspedodrome road; 5, right-hand rotation road; 6, the bend that turns around; 7, Shang Qiaokou; 8, Xia Qiaokou; 9, nonmotorized vehicle lane.
[specific embodiment]
Can explain in more detail the utility model by the following examples, open the purpose of this utility model is intended to protect all changes and improvements in the utility model scope, and the utility model is not limited to the following examples;
The 1 described overpass bridge that passes unimpeded by reference to the accompanying drawings, described overpass bridge comprises track, ground and bidirectional bridge 1 and all the people present's left steering bridge 2 of right-angled intersection, wherein, described bidirectional bridge 1 employing light in structure, the steel structural bridge that span ability is large, thereby a car of being convenient under the bridge is current, as required, can adopt the steel bridge pier to support the fixedly body of a bridge of bidirectional bridge 1, and be provided with the reinforced concrete foundation pier in the bottom of steel bridge pier; Described left steering bridge 2 adopts the steel-structure box beam bridge, and it comprises box steel beam, steel crossbeam, bridge floor, shrinkage joint and steel bridge pier; Described box steel beam be the lower-upper length made of steel plate greater than the hollow-core construction of left and right sides width, the entire length of this box steel beam is connected to form by steel plate and rivet; Be fixedly connected with the box steel beam of many settings in the both sides correspondence of left steering bridge Bridge 2 body, and the bottom inside of two box steel beams of every correspondence all is fixedly connected with the steel crossbeam of bracketing bridge floor; Many the shrinkage joint that described bridge floor equidistantly is provided with; The body of a bridge of described left steering bridge 2 supports fixing by the steel bridge pier, and the bottom of steel bridge pier is provided with the reinforced concrete foundation pier; In addition, because left steering bridge 2 has adopted the structure that is commonly called as the case beam type in the steel work industry, namely be main spar or the rectangular beam structure that is formed by Plate Welding, thereby the body of a bridge of left steering bridge 2 not only whole torsional rigidity is good, wind resistance is good, and under constructionly can also save more steel than steel truss girder, and then reduced accordingly construction cost;
The track, ground at four crossings of described overpass bridge is two-way lane, and the track that grade separation is advanced at each crossing in the same way all is provided with inboard left changing lane 3, the craspedodrome road 4 at middle part and the right-hand rotation road 5 in the outside at least, simultaneously, each crossing of overpass bridge all is arranged with the corresponding grade separation track that goes out by the direction of sending a car, thus reach the vehicle that utilizes clear and definite track to ensure each direction can both be when advancing or go out overpass bridge unimpeded travelling; Each crossing of described overpass bridge is located all directly to be communicated with the grade separation track that goes out of this right side, crossing adjacent intersection into the right-hand rotation road 5 of grade separation, and namely the right-hand rotation vehicle at each crossing is all turned right by the right-hand rotation road 5 on ground; The craspedodrome road 4 at horizontal two crossings of described overpass bridge directly is communicated with, and craspedodrome road 4 correspondences at each crossing are equipped with this crossing near the position in the middle part of the overpass bridge and go out the bend 6 that turns around that the grade separation track is communicated with, thereby the vehicle that not only makes cross running can directly pass through the track turnover overpass bridge on ground, simultaneously can also be convenient to these vehicles and turn around at the bend 6 that turns around that is positioned near the overpass bridge center, then roll again overpass bridge away from by its place, crossing of advancing overpass bridge;
The craspedodrome road 4 at vertical two crossings of described overpass bridge is communicated with by the bidirectional bridge 1 that is positioned at overpass bridge longitudinal central axis line position, and the craspedodrome road 4 at each crossing is equipped with on ground and goes out the bend 6 that turns around that the grade separation track is communicated with this crossing behind bidirectional bridge Bridge 1 head, the vehicle that is longitudinal driving can pass in and out overpass bridge by the bidirectional bridge 1 that the body of a bridge is above the ground level, thereby reach the purpose that the through vehicles of two directions in length and breadth is independent of each other, simultaneously, these vehicles of longitudinal driving can also utilize be located at ground and turn around around the bend 6 that turns around of bidirectional bridge Bridge 1 head, thereby can roll again overpass bridge away from by the place, crossing of advancing overpass bridge; In addition because the bend 6 that turns around at vertical two crossings do not intersect with the craspedodrome road 4 at horizontal two crossings, thereby in length and breadth two directions craspedodrome and turn around also can not influence each other between the vehicle; The left changing lane 3 at each place, crossing of described overpass bridge is not all by being communicated with the grade separation track that goes out of this left side, crossing adjacent intersection with the left steering bridge 2 that bidirectional bridge 1 intersects, be that the left turning vehicle at place, each crossing is kept straight on first and reached the left steering bridge 2 at this crossing by upper bridge circuit section, after striding across the lower bridge circuit section of another left steering bridge 2 of this crossing, left-hand rotation 45 degree in break-in highway section recover to keep straight on again, and then turn 90 degrees under the rear utilization bridge circuit section along a left side, highway section, turning and enter to go out accordingly the grade separation track in the left adjacent crossing, this crossing and roll overpass bridge away from, wherein, because left steering bridge 2 does not intersect with bidirectional bridge 1, so the vehicle on the vehicle on the left steering bridge 2 and the bidirectional bridge 1 can not influence each other;
Place, each crossing of described overpass bridge is used to be provided with fore-and-aft clearance between the upper bridge mouth 7 of the left steering bridge 2 of grade separation and lower bridge mouth 8 that another left steering bridge 2 that is used to grade separation is located at this crossing, and be equipped with spacing between per two adjacent left steering bridges 2, the 2 times bridge mouths 8 of left steering bridge that are used on the left steering bridge 2 of grade separation bridge mouth 7 and are used to grade separation that namely are positioned at same crossing are made as one in front and one in back shape, thereby the distance of pulling open by front and back, correspondingly avoided influencing each other between the two bridge body of a bridge height, and then guaranteed effective ride-height of every left steering bridge Bridge 2 face to have reached the purpose that associated vehicle is normally travelled; When reality is built, the equal correspondence of lower bridge mouth of the left steering bridge 2 of the lower grade separation in place, each crossing of described overpass bridge can be built in this crossing and locate the tail end position of upper bridge circuit section of the left steering bridge 2 of grade separation on another, when the vehicle that namely travels at the left steering bridge Bridge 2 face that goes out grade separation drives off this left steering bridge 2, the vehicle that the left steering bridge Bridge 2 face of grade separation travels on corresponding at this place has been positioned at the extreme higher position, thereby, every adjacent two left steering bridge Bridge 2 is after interlocking, and the vehicle that travels at its bridge floor can not influence each other; For ease of non power driven vehicle or walk, the road of the adjacent side at per two crossings of described overpass bridge can be made as nonmotorized vehicle lane 9 or the pavement that is interconnected, perhaps, underground passage corresponding underground setting " X " shape of described overpass bridge or " mouth " shape, and four road junctions of this underground passage lay respectively at the angle position between every adjacent two overpass bridge crossings, thus the problem of walking when effectively having solved bicycle and pedestrian.
Implement described passing unimpeded during overpass bridge, take arbitrary crossing of described overpass bridge as example: 1, travel vehicle on this right-hand rotation road, crossing 5 can directly be turned right to enter and gone out accordingly the grade separation track in the right adjacent crossing, this crossing and roll overpass bridge away from; 2, vehicle on this craspedodrome road, crossing 4 overpass bridge that can directly travel that travels, or the bend 6 that turns around that the vehicle that travels utilizes this craspedodrome road 4 to arrange carries out rolling overpass bridge away from by its crossing that enters overpass bridge after 360 degree turn round; 3, the vehicle that travels on this crossing left changing lane 3 can directly turn to go out accordingly the grade separation track in the left adjacent crossing, this crossing and roll overpass bridge away from by left steering bridge 2; In addition, when practical application, non power driven vehicle or pedestrian can utilize nonmotorized vehicle lane 9 or underground passage to come by described overpass bridge; Because does not all intersect with other tracks in the arbitrary track in the described overpass bridge in arbitrary crossing, thereby fundamentally just need not to recycle the driving vehicle that traffic lights come timesharing shunting crossing all directions, and then by the corresponding expense expenditure of having saved the traffic administration aspect of arranging of deduction and exemption traffic lights.
Carefully do not state part in the above content for prior art, do not state so run business into particular one.
Claims (10)
1. overpass bridge that passes unimpeded, it is characterized in that: described overpass bridge comprises track, ground and a bidirectional bridge (1) and all the people present's left steering bridge (2) of right-angled intersection; The track, ground at four crossings of described overpass bridge is two-way lane, and the track of advancing in the same way grade separation is provided with inboard left changing lane (3), the craspedodrome road (4) at middle part and the right-hand rotation road (5) in the outside at least; Each crossing of described overpass bridge is located all directly to be communicated with the grade separation track that goes out of this right side, crossing adjacent intersection into the right-hand rotation road (5) of grade separation; The craspedodrome road (4) at horizontal two crossings of described overpass bridge directly is communicated with, and craspedodrome road (4) correspondence at each crossing is equipped with this crossing near the position at overpass bridge middle part and goes out the bend that turns around (6) that the grade separation track is communicated with; The craspedodrome road (4) at vertical two crossings of described overpass bridge is communicated with by the bidirectional bridge (1) that is positioned at overpass bridge longitudinal central axis line position, and the craspedodrome road (4) at each crossing is equipped with on ground and goes out the bend that turns around (6) that the grade separation track is communicated with this crossing behind bidirectional bridge (1) end of the bridge, and the bend that turns around (6) at vertical two crossings is all not crossing with the craspedodrome road (4) at horizontal two crossings; The left changing lane (3) at each place, crossing of described overpass bridge is not all by being communicated with the grade separation track that goes out of this left side, crossing adjacent intersection with the left steering bridge (2) that bidirectional bridge (1) intersects, and be provided with fore-and-aft clearance between the Xia Qiaokou (8) that another left steering bridge (3) is located at the Shang Qiaokou (7) of each crossing place's left steering bridge (2) of overpass bridge and this crossing, simultaneously, be equipped with spacing between per two adjacent left steering bridges (3); The adjacent side at per two crossings of described overpass bridge is equipped with nonmotorized vehicle lane (9) or the pavement that is interconnected.
2. the overpass bridge that passes unimpeded according to claim 1 is characterized in that: described bidirectional bridge (1) is steel structural bridge.
3. the overpass bridge that passes unimpeded according to claim 2 is characterized in that: described bidirectional bridge (1) is supported fixing by the steel bridge pier, and is provided with the reinforced concrete foundation pier in the bottom of steel bridge pier.
4. the overpass bridge that passes unimpeded according to claim 1 is characterized in that: the left steering bridge (2) at place, arbitrary crossing all comprises bridge circuit section, break-in highway section, highway section, turning and lower bridge circuit section in the described overpass bridge; The craspedodrome highway section that described upper bridge circuit Duan Weiyi section is communicated with this crossing left changing lane (3), what be right after the bridge circuit section is the break-in highway section that left-hand rotation 45 degree stride across the lower bridge circuit Duan Houzai recovery craspedodrome of another left steering bridge (2) of this crossing, what be right after the break-in highway section is the highway section, turning that a left side turn 90 degrees, be right after at last the highway section, turning be with left adjacent crossing, this crossing in correspondingly go out the lower bridge circuit section that the grade separation track is communicated with.
5. the overpass bridge that passes unimpeded according to claim 1, it is characterized in that: described left steering bridge (2) is the steel-structure box beam bridge.
6. according to claim 1,4 or 5 arbitrary described overpass bridges that pass unimpeded, it is characterized in that: described left steering bridge (2) comprises box steel beam, steel crossbeam, bridge floor, shrinkage joint and steel bridge pier; Described box steel beam be the lower-upper length made of steel plate greater than the hollow-core construction of left and right sides width, the entire length of this box steel beam is connected to form by steel plate and rivet; Be fixedly connected with the box steel beam of many settings in the both sides correspondence of left steering bridge (2) body of a bridge, and the bottom inside of two box steel beams of every correspondence all is fixedly connected with the steel crossbeam of bracketing bridge floor; Many the shrinkage joint that described bridge floor equidistantly is provided with; The body of a bridge of described left steering bridge (2) supports fixing by the steel bridge pier, and the bottom of steel bridge pier is provided with the reinforced concrete foundation pier.
7. the overpass bridge that passes unimpeded according to claim 1 is characterized in that: each crossing of described overpass bridge all is arranged with the corresponding grade separation track that goes out by direction to the car.
8. the overpass bridge that passes unimpeded according to claim 1 is characterized in that: the Xia Qiaokou (7) of each crossing place's left steering bridge (2) of described overpass bridge all vertical correspondence is positioned at the tail end that the upper bridge circuit section of another left steering bridge (2) is located at this crossing.
9. the overpass bridge that passes unimpeded according to claim 1, it is characterized in that: described overpass bridge is provided with underground passage, and four road junctions of underground passage lay respectively at the angle position between every adjacent two overpass bridge crossings.
10. the overpass bridge that passes unimpeded according to claim 9 is characterized in that: the underground passage of described overpass bridge is " X " shape or " mouth " shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220380724 CN202809421U (en) | 2012-08-02 | 2012-08-02 | Checkless overpass |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220380724 CN202809421U (en) | 2012-08-02 | 2012-08-02 | Checkless overpass |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202809421U true CN202809421U (en) | 2013-03-20 |
Family
ID=47868331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220380724 Expired - Fee Related CN202809421U (en) | 2012-08-02 | 2012-08-02 | Checkless overpass |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202809421U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102787540A (en) * | 2012-08-02 | 2012-11-21 | 洛阳市丰热机械有限公司 | Unimpeded overpass |
| CN104727198A (en) * | 2015-03-27 | 2015-06-24 | 杜洪发 | Urban expressway |
| CN109537384A (en) * | 2018-11-20 | 2019-03-29 | 定远县中林机械技术有限公司 | It is a kind of unimpeded without stop viaduct |
| WO2021121163A1 (en) * | 2019-12-18 | 2021-06-24 | 米广 | Heart-shaped interchange |
-
2012
- 2012-08-02 CN CN 201220380724 patent/CN202809421U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102787540A (en) * | 2012-08-02 | 2012-11-21 | 洛阳市丰热机械有限公司 | Unimpeded overpass |
| CN102787540B (en) * | 2012-08-02 | 2016-02-03 | 洛阳市丰热机械有限公司 | One passes unimpeded overpass bridge |
| CN104727198A (en) * | 2015-03-27 | 2015-06-24 | 杜洪发 | Urban expressway |
| CN109537384A (en) * | 2018-11-20 | 2019-03-29 | 定远县中林机械技术有限公司 | It is a kind of unimpeded without stop viaduct |
| WO2021121163A1 (en) * | 2019-12-18 | 2021-06-24 | 米广 | Heart-shaped interchange |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130320 Termination date: 20130802 |