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1. 发明专利

JP2009074330A Floor structure and floor construction method for road tunnel 审中-公开
标题翻译：道路隧道地板结构及地板施工方法
公开(公告)号：JP2009074330A
公开(公告)日：2009-04-09
申请号：JP2007246807
申请日：2007-09-25
申请人： Penta Ocean Construction Co Ltd , Takenaka Doboku Co Ltd , Toda Constr Co Ltd , Tsurumi Concrete Kk , 五洋建設株式会社 , 戸田建設株式会社 , 株式会社竹中土木 , 鶴見コンクリート株式会社
发明人： ASANO HITOSHI , UKEKAWA MAKOTO , SHIMOZAKA KENJI , ASAI YASUHIKO , KAWAKAMI OSAMU , KON NOBUAKI , TSUKUI SHIZUO
IPC分类号： E21D11/04 , E21D11/08
摘要： PROBLEM TO BE SOLVED: To provide a floor structure of a road tunnel which enables reduction in the weight of a member for a floor slab, costs and construction steps, the shortening of a construction period, and the simplification of a joint structure.
SOLUTION: This floor structure comprises: the arch-shaped precast concrete floor slab 16 in an upward protruded state both ends of which are placed on a pair of arch bases 24 of the inner surface of a segment 22 of a shield tunnel 10, and is fixed by placing protective concrete layers 26 at both the ends, respectively; a backfill material 18 which is placed on the floor slab 16; and a road surface 20 which is formed on the backfill material 18.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够减少楼板的构件的重量，成本和施工步骤的道路隧道的地板结构，缩短施工周期以及简化接合结构。解决方案：该地板结构包括：向上突出状态的拱形预制混凝土楼板16，其两端位于屏蔽隧道10的段22的内表面的一对拱形基座24上并且分别通过在两端放置保护性混凝土层26来固定; 放置在地板16上的回填材料18; 以及形成在回填材料18上的路面20.版权所有（C）2009，JPO＆INPIT

2. 发明专利

JP2009235719A Shield machine and tunnel construction method 有权
标题翻译：屏蔽机和隧道施工方法
公开(公告)号：JP2009235719A
公开(公告)日：2009-10-15
申请号：JP2008081554
申请日：2008-03-26
申请人： Mitsubishi Heavy Industries Tunneling Machinery & Geotechnology Co Ltd , Toda Constr Co Ltd , 三菱重工地中建機株式会社 , 戸田建設株式会社
发明人： ASANO HITOSHI , UKEKAWA MAKOTO , SHIMOZAKA KENJI , OTA MITSUHIKO , SUGIYAMA MASAHIKO
IPC分类号： E21D9/06
摘要： PROBLEM TO BE SOLVED: To provide a shield machine, capable of attaining reduction of construction period and reduction of construction cost by performing construction of a branch tunnel by one tunnel excavation and performing joining construction of a plurality of tunnels in a branch-merging part to a main tunnel, thereby simplifying the joining construction.
SOLUTION: The shield machine 10 includes a master shield machine 12 for excavating and forming a tunnel of a predetermined section, and a plurality of slave shield machines 13 capable of starting from the master shield machine 12. The master shield machine 12 includes a starting part 32 for the plurality of slave shield machines 14 on an outer circumferential part of a master machine surface plate 20 mounted with a cutter bit 18, and the slave shield machine 14 is configured as to allow excavation of the master shield machine 12 in a state where each slave machine surface plate 34 is mounted on the starting part 32 for the slave shield machine 14 of the master machine surface plate 20, to be assembled after stopping the excavation of the shield machine 12 by integrating a slave shield machine body to each slave surface plate 34, and to be started from the starting part 32 for the slave shield machine 14 of the master surface plate 20.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种能够通过一次隧道掘进进行分支隧道的施工而实现施工期间的缩短和施工成本的降低，并且在分支管路中进行多个隧道的接合结构，将部分合并到主隧道，从而简化了连接结构。解决方案：屏蔽机10包括用于挖掘和形成预定部分的隧道的主屏蔽机12，以及能够从主屏蔽机12启动的多个从屏蔽机13。主屏蔽机12包括在安装有刀头18的主机表面板20的外圆周部分上的多个从属屏蔽机14的起动部分32和从屏蔽机14被构造成允许主屏蔽机12的挖掘在主机表面板20的副屏蔽机14的起动部32上安装有各个从机表面板34的状态，通过将从属屏蔽机体与每个从表面板34，并从主表面板20的从属屏蔽机14的启动部分32启动。版权所有（C）2010，JPO＆INPIT

3. 发明专利

JP2007277904A Tunnel excavation method, construction method of tunnel branch/confluent width expanding part using this method and tunnel branch/confluent width expending part constructed thereby 有权
标题翻译：隧道掘进方法，使用这种方法的隧道支架/对流宽度扩展部分的构造方法和隧道支架/结构宽度支撑部分构造
公开(公告)号：JP2007277904A
公开(公告)日：2007-10-25
申请号：JP2006104956
申请日：2006-04-06
申请人： Mitsubishi Heavy Industries Tunneling Machinery & Geotechnology Co Ltd , Toda Constr Co Ltd , 三菱重工地中建機株式会社 , 戸田建設株式会社
发明人： ASANO HITOSHI , UKEKAWA MAKOTO , SHIMOZAKA KENJI , OTA MITSUHIKO , SUGIYAMA MASAHIKO , MURO NOBUAKI
IPC分类号： E21D9/06
摘要： PROBLEM TO BE SOLVED: To provide a construction method of a tunnel branch/confluent width expanding part, capable of shortening a construction period, capable of reducing construction cost, capable of excavating and carrying out the inside natural ground after constructing a structural skeleton, capable of rationalizing a structure by load reduction in a main track tunnel, capable of restraining influence on the peripheral ground, and capable of reducing the size in a required site width in response to the required inside of a branch/confluent part, by simplifying joining construction by reducing a connecting width between the main track tunnel and a ramp part tunnel.
SOLUTION: This method includes a process of connecting a connecting part 40 between the main track tunnel 10 and a pair of U-shaped tunnels 22 to a connecting part 42 of the pair of mutual U-shaped tunnels after the pair of U-shaped tunnels 22 are approached to the main track tunnel 10 by a U-shaped shield machine 20 forming the ramp part tunnel 12, and a process of forming the branch/confluent width expanding part 18 by excavating the natural ground between the pair of U-shaped tunnels 22.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种隧道分支/汇合宽度扩大部分的施工方法，能够缩短施工周期，能够降低施工成本，能够在构造结构之后挖掘和进行内部自然地面骨架，能够通过在主轨道隧道中的负载减少来合理化结构，能够抑制对周边地面的影响，并且能够响应于分支/汇合部分的所需内部而减小所需位置宽度的尺寸，通过通过减小主轨道和斜坡部分隧道之间的连接宽度来简化接合结构。解决方案：该方法包括将主轨道10和一对U形隧道22之间的连接部分40连接到一对相互U形隧道的连接部分42的过程之后，该U形隧道形状的隧道22通过形成斜坡部分隧道12的U形屏蔽机20接近主轨道10，以及通过挖掘一对U之间的自然地面形成分支/汇合宽度扩展部18的过程形式的隧道22.版权所有（C）2008年，JPO＆INPIT

4. 发明专利

JP2012149503A Soil improvement method and management method for the same 有权
标题翻译：土壤改良方法及其管理方法
公开(公告)号：JP2012149503A
公开(公告)日：2012-08-09
申请号：JP2011194389
申请日：2011-09-06
申请人： Hazama Corp , Maeda Corp , Maguma:Kk , Taiyo Kiso Kogyo Kk , Toda Constr Co Ltd , Waseda Univ , 前田建設工業株式会社 , 太洋基礎工業株式会社 , 学校法人早稲田大学 , 戸田建設株式会社 , 有限会社マグマ , 株式会社間組
发明人： AKAGI KANICHI , KONDO YOSHIMASA , TSUCHIYA ATSUO , SHIMOZAKA KENJI , KATSUMATA MASAHARU , SAKUMA SEIYA
IPC分类号： E02D3/12
摘要： PROBLEM TO BE SOLVED: To provide a new soil improvement method and a management method for the same capable of constructing an excellent deep layer mixing pile and a columnar continuous wall by breaking up a cut soil mass and homogeneously mixing the same with a solidification agent even for high-plasticity clay having a large plasticity index Ip as well as a large liquid limit W.SOLUTION: A soil improvement method includes a drilling process which: digs up a drilled soil mass with drilling blades; and cuts as well as breaks up the drilled soil mass by rotation of agitation blades, using a soil improvement machine having the drilling blades as well as the agitating blades. In the drilling process, the agitation blades are rotated at a velocity equal to or larger than an average peripheral velocity necessary for cutting a soil mass in accordance with shear strength of a soil property of the drilled soil mass. The soil improvement method also includes a solidification treatment process which mixes the drilled soil mass and a solidification agent.
摘要翻译：要解决的问题：为了提供一种新的土壤改良方法及其管理方法，能够通过分解切割的土壤质量并将其均匀地混合而构造出优良的深层混合桩和柱状连续壁即使对于具有大的塑性指数Ip的高可塑性粘土也具有大的液体极限W L 的凝固剂。解决方案：土壤改良方法包括钻井过程：用钻刀挖掘钻井土体; 并且通过使用具有钻孔刀片的搅拌叶片的土壤改良机，通过旋转搅拌叶片来切割和分解钻井土壤质量。在钻井过程中，搅拌叶片以等于或大于根据钻井土壤质量的土壤性质的剪切强度切割土壤质量所需的平均圆周速度的速度旋转。土壤改良方法还包括将钻井土体与凝固剂混合的固化处理工艺。版权所有（C）2012，JPO＆INPIT

5. 发明专利

JP2011122386A Method of construction of underground structure, underground structure, and precast concrete side wall or intermediate wall/column for the same 有权
标题翻译：地下结构，地下结构和预制混凝土墙壁或中间壁/其相应的方法
公开(公告)号：JP2011122386A
公开(公告)日：2011-06-23
申请号：JP2009282391
申请日：2009-12-14
申请人： Geostr Corp , Toda Constr Co Ltd , ジオスター株式会社 , 戸田建設株式会社
发明人： ASANO HITOSHI , UKEKAWA MAKOTO , SHIMOZAKA KENJI , TSUJI TOSHIYUKI
IPC分类号： E02D29/00 , E02D29/045 , E02D29/16
摘要： PROBLEM TO BE SOLVED: To absorb an erection error of a side wall, minimize the ground occupation area and the period associated with construction work, suppress influence on the surrounding environment to a requisite minimum, facilitate transportation and field work, and to secure structural strength, in an underground structure having large overburden.
SOLUTION: An embedment part 2b in which an insertion metal is embedded to a predetermined depth from an upper end face is formed at the position where each of both side wall parts are to be erected, and precast concrete side walls 2 provided with a plurality of temporary steel materials 2B detachably arranged in an upwardly projecting manner for lateral resistance against an earth/water pressure are erected in the ground. After the ground is excavated and removed to the position where a top slab is to be constructed between the side walls 2, concrete is placed between the precast concrete side walls 2, 2 and a lower side of the embedment part 2b while keeping away from the same so that the precast concrete side walls 2 may be joined and integrated. Then, a top slab part 3 forming a body structure is constructed, and the shallow ground part above the top slab part is completed antecedently.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：为了吸收侧墙的架设误差，尽量减少地面占用面积和与施工工作相关的周期，将周边环境的影响抑制在必要的最低限度，便于运输和现场工作，以及在具有大覆盖层的地下结构中具有牢固的结构强度。解决方案：在两个侧壁部分要竖立的位置处形成有从上端面嵌入到预定深度的插入金属的嵌入部分2b，并且预制混凝土侧壁2设置有在地面上竖立有多个以向上突出的方式可拆卸地布置以抵抗地球/水压的横向阻力的临时钢材2B。在将地面挖出并移除到侧壁2之间要建造顶板的位置之后，将混凝土放置在预制混凝土侧壁2,2和嵌入部2b的下侧之间，同时远离相同，使得预制混凝土侧壁2可以结合并整合。然后，构成构成车身结构的顶板坯3，并且在上板坯部分上方的浅地面部分先前完成。版权所有（C）2011，JPO＆INPIT

6. 发明专利

JP2010236349A Construction method for stage type solidification 有权
标题翻译：阶段型固结的施工方法
公开(公告)号：JP2010236349A
公开(公告)日：2010-10-21
申请号：JP2010056574
申请日：2010-03-12
申请人： Maguma:Kk , Taiyo Kiso Kogyo Kk , Toda Constr Co Ltd , Waseda Univ , 太洋基礎工業株式会社 , 学校法人早稲田大学 , 戸田建設株式会社 , 有限会社マグマ
发明人： AKAGI KANICHI , KONDO YOSHIMASA , TSUCHIYA ATSUO , ASANO HITOSHI , UKEKAWA MAKOTO , SHIMOZAKA KENJI
IPC分类号： E02D5/18 , E02D5/20
摘要： PROBLEM TO BE SOLVED: To provide a construction method for stage type solidification capable of shortening a construction period, reducing a construction cost and building a high quality continuous underground wall by reviewing a process for excavation and solidification even if a solid layer of earth is included in the continuous underground wall building and a solidifying material is not included in a waste mud.
SOLUTION: A concentration method for stage type solidification in a continuous underground wall building is comprised of an excavation process which is to excavate ground while discharging non-solidified injection liquid from the top end of excavator, to mix and stir the injected liquid and the excavated soil and to excavate with a stable liquid which is mixed and stirred by the injected liquid and the excavated soil, and a solidification process which is to solidify a solidifying area, which is a part of excavated area, by supplying solidifying liquid containing a solidifying material in the solidifying area with the other means except the excavator.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够缩短施工周期的阶段型固化的施工方法，通过回顾开挖和固化的工艺，降低施工成本和建造高质量的连续地下墙，即使固体层土壤被包括在连续的地下墙体建筑物中，固体材料不包括在废泥中。
解决方案：连续地下墙体建筑中阶段型固化的浓缩方法包括挖掘工艺，在挖掘机顶端排放非凝固注射液的同时挖掘地面，混合搅拌注入液体和挖掘的土壤，并用注入液体和挖土的混合搅拌的稳定液体进行挖掘，以及凝固过程，其是固化作为挖掘区域的一部分的凝固区域，通过提供含有在除了挖掘机之外的其他装置的固化区域中的固化材料。版权所有（C）2011，JPO＆INPIT

7. 发明专利

JP2009263883A Construction method for steel shell element 有权
标题翻译：钢壳元件施工方法
公开(公告)号：JP2009263883A
公开(公告)日：2009-11-12
申请号：JP2008111124
申请日：2008-04-22
申请人： Sanwa Kizai Co Ltd , Toda Constr Co Ltd , 三和機材株式会社 , 戸田建設株式会社
发明人： ASANO HITOSHI , UKEKAWA MAKOTO , SHIMOZAKA KENJI , SAITO MAMORU
IPC分类号： E21D9/04 , E21D9/06 , E21D13/00
摘要： PROBLEM TO BE SOLVED: To increase the efficiency of construction by dispensing with measures for reinforcement of steel shell elements, increasing construction accuracy, shortening a period of excavation time and eliminating an unexcavated section between the steel shell elements.
SOLUTION: Excavation equipment 10 is connected to a thrust transfer member 6
1 on the side adjacent to the thrust transfer member 6
1 , from a state in which the thrust transfer members 6
1 , etc. with a predetermined length are annexed in file to one side surface of the prepenetrating steel shell element 3
1 ; subsequently, the steel shell element 3
2 with a predetermined length subsequently follows the thrust transfer member 6
1 , and is put into the state of being connected to the steel shell element 3
1 having already penetrated; the thrust transfer member 6
1 with the predetermined length sequentially follows the thrust transfer member 6
1 ; a thrust transfer member 6
2 with a predetermined length is sequentially annexed to one side surface of the steel shell element 3
2 for penetration; concurrently with that, the thrust transfer members 6
1 and 6
2 arranged in these two locations are pushed in by a base-pushing jack 11; and the steel shell element 3
2 penetrates while being towed indirectly. The procedures are repeated in sequence.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：通过分配钢壳元件加固措施来提高施工效率，提高施工精度，缩短开挖时间，消除钢壳元件之间的无裂缝。解决方案：挖掘设备10从与推力传递构件6S SB 1相邻的一侧的推力传递构件6 1连接到推力传递构件6＆lt; SB＆gt; 传送构件6＆lt; SB＆gt;等具有预定长度的文件被附加在预穿透钢壳元件3的一个侧表面上。随后，具有预定长度的钢壳元件3 2 随后跟随推力传递构件6 SB 1，并且进入连接到钢壳元件3的状态已经渗透的 1 具有预定长度的推力传递构件6 1 顺序地沿着推力传递构件6 1; 具有预定长度的推力传递构件6S SB 2依次附着在钢壳元件3 SB 2的一个侧表面上用于穿透; 与此同时，布置在这两个位置的推力传递件6＆lt; SB＆gt;和＆lt; SB＆gt; 2＆lt; SB＆lt; / SB＆gt; 并且钢壳元件3 2 在间接拖曳的同时穿透。程序按顺序重复。版权所有（C）2010，JPO＆INPIT

8. 发明专利

JP2009263884A Tunnel construction method 审中-公开
标题翻译：隧道施工方法
公开(公告)号：JP2009263884A
公开(公告)日：2009-11-12
申请号：JP2008111147
申请日：2008-04-22
申请人： Express Highway Research Foundation Of Japan , Toda Constr Co Ltd , 戸田建設株式会社 , 財団法人高速道路調査会
发明人： ASANO HITOSHI , UKEKAWA MAKOTO , SHIMOZAKA KENJI , KAGATA KEI , MASAOKA KAZUSHIGE
IPC分类号： E21D13/00 , E21D9/06
摘要： PROBLEM TO BE SOLVED: To provide a tunnel construction method which can accomplish the simplification of connection work and an improvement in safety of construction by decreasing the width of connection between adjacent tunnels in the construction of an expandable/contractible nonuniform section.
SOLUTION: In this tunnel construction method, the at least two tunnels 18 are adjacently constructed by at least two shield machines 12 and 16, and natural ground between the respective tunnels 18 is excavated for the connection of the tunnels 18. Surfaces, facing each other, of the adjacent shield machines 12 and 16 are formed as inclined planes 38 and 48 almost parallel to each other; and each of the tunnels 18 enables an expandable/contractible nonuniform section tunnel to be constructed by relatively moving the respective shield machines 12 and 16 along the inclined planes 38 and 48.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种隧道施工方法，其可以通过减小在可膨胀/收缩的不均匀部分的结构中的相邻隧道之间的连接宽度来实现连接工作的简化和改进施工的安全性。解决方案：在这种隧道施工方法中，至少两个隧道18由至少两个屏蔽机12和16相邻地构造，并且挖掘相应隧道18之间的自然地面以连接隧道18。相邻的屏蔽机12和16彼此面对地形成为彼此几乎平行的倾斜平面38和48; 并且每个隧道18使得能够通过相对于倾斜平面38和48相对移动相应的屏蔽机12和16来构造可扩展/可收缩的不均匀截面通道。（C）2010，JPO和INPIT

9. 发明专利

JP2009138361A Cut-off structure of precast concrete wall body and construction method therefor 有权
标题翻译：预制混凝土墙体的切断结构及其施工方法
公开(公告)号：JP2009138361A
公开(公告)日：2009-06-25
申请号：JP2007313305
申请日：2007-12-04
申请人： Geostr Corp , Toda Constr Co Ltd , ジオスター株式会社 , 戸田建設株式会社
发明人： ASANO HITOSHI , UKEKAWA MAKOTO , SHIMOZAKA KENJI , TSUJI TOSHIYUKI , UDAGAWA NORIHIKO
IPC分类号： E02D5/20
摘要： PROBLEM TO BE SOLVED: To provide a cut-off structure of a precast concrete wall body, which integrates a grout material and the precast concrete wall body together, and which is excellent in cut-off properties between the precast concrete wall bodies and highly resistant to an external force.
SOLUTION: On the opposed side surfaces of the precast concrete wall bodies 2 and 2 adjacent to each other, a space 9, which is closed up from its periphery, is formed in a prescribed position by engaging a one side joint metal 5A embedded in the side surface of the one precast concrete wall body 2A, with the other side joint metal 5B embedded in the side surface of the other precast concrete wall body 2B. In the closure space 9, recessed grooves 6 and 6 facing each other along the longitudinal direction of the member are formed in the precast concrete wall bodies 2 and 2, respectively; a water sealing plate 10 is inserted and installed astride the recessed grooves 6 and 6; and the grout material 8 is structurally infilled into the closure space 9.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种将灌浆材料和预制混凝土墙体结合在一起的预制混凝土墙体的截止结构，并且在预制混凝土墙体之间的截止性能优异并且对外力有很强的抵抗力。解决方案：在相邻的预制混凝土墙体2和2的相对的侧表面上，通过将一侧接头金属5A 嵌入在一个预制混凝土墙体2A的侧面，另一侧接合金属5B嵌入另一个预制混凝土墙体2B的侧面。在封闭空间9中，分别在预制混凝土墙体2和2中分别形成沿着构件的纵向彼此面对的凹槽6和6; 水封板10插入并跨越凹槽6和6安装; 并且灌浆材料8在结构上填充到封闭空间9中。版权所有（C）2009，JPO＆INPIT

10. 发明专利

JP2008169594A Water cutoff device for underground intrusion body, and underground intrusion body construction method using the same 有权
标题翻译：用于地下侵入体的水切割装置和使用其的地下侵入体构造方法
公开(公告)号：JP2008169594A
公开(公告)日：2008-07-24
申请号：JP2007002976
申请日：2007-01-11
申请人： Kanazawa Seisakusho:Kk , Kimoto Rubber Kogyo Kk , Toda Constr Co Ltd , 戸田建設株式会社 , 木本ゴム工業株式会社 , 株式会社金澤製作所
发明人： KODAMA MASABUMI , TONE MAKOTO , HIUGA TOSHIYUKI , TADA KOJI , UKEKAWA MAKOTO , SHIMOZAKA KENJI , ASANO HITOSHI , ASAI YASUHIKO , FUJIMORI HIDEO , ISHIMOTO NORIYOSHI
IPC分类号： E21D13/00 , E02D31/04 , E21D13/04
摘要： PROBLEM TO BE SOLVED: To positively prevent leakage from a press-fitted portion of a steel shell element even under the condition of high ground-water pressure.
SOLUTION: The steel shell element to be constructed in the ground has an open groove 20 formed therein beforehand, at a location where an earth retaining steel product 3 is to be press-fitted, that follows a cross sectional shape of the earth retaining steel product 3, and a water cutoff device 21 with a water cutoff member for blocking the open groove 20 is prepared. The water cutoff device 21 is formed of an easily breakable first water cutoff member 23 which ensures the water cutoff performance thereof before press-fitting of the earth retaining steel product 3, and a second water cutoff member 24 which is arranged above the first water cutoff member 23 across an interval, and ensures the water cutoff performance after press-fitting of the earth retaining steel product 3. The second water cutoff member 24 is formed of a lower-stage rubber packing 24A and an upper-stage rubber packing 24B which each have an open groove 24a following the cross sectional shape of the underground intrusion body, and the upper-stage rubber packing 24B is arranged at a location that is spaced away from the lower-stage rubber packing 24A.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：即使在高地下水压力的条件下，也可以肯定地防止钢壳元件的压入部分的泄漏。解决方案：要在地面上构造的钢壳元件在其中预先形成有开口槽20，其中要在地面保持钢产品3被压配的位置处，其沿着地球的横截面形状制备保持钢产品3，并且制备具有用于阻塞开口槽20的防水部件的截水装置21。水切断装置21由容易破裂的第一水分截断构件23形成，该第一截水构件23在保持土壤保持钢制品3的压配合之前确保其截水性能;以及第二截水构件24，其布置在第一截水区域上方构件23跨越间隔，并且确保接地保持钢制品3压配之后的截水性能。第二切水构件24由下级橡胶填料24A和上级橡胶填料24B形成，具有跟随地下入侵体的横截面形状的开槽24a，并且上段橡胶填料24B布置在与下级橡胶填料24A间隔开的位置。版权所有（C）2008，JPO＆INPIT

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