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1. 发明专利

JP2003343786A Pipe connection structure and water cut-off flexible joint 有权
标题翻译：管道连接结构和水切断柔性接头
公开(公告)号：JP2003343786A
公开(公告)日：2003-12-03
申请号：JP2002155588
申请日：2002-05-29
申请人： Hayakawa Rubber Co Ltd , Nippon Sutetsupu Kogyo Kk , 日本ステップ工業株式会社 , 早川ゴム株式会社
发明人： TANAKA HIDEO , KADOTA FUMIO , TAKAHASHI HIDEAKI
IPC分类号： E03F3/04 , F16L41/06
摘要： PROBLEM TO BE SOLVED: To provide a pipe connection structure having excellent water cut-off property without being affected by mounting accuracy of a water cut-off flexible joint and molding precision of a pipe. SOLUTION: This pipe connection structure 1 is provided with a pipe 2 with rib, a mounting pipe 3, and the water cut-off flexible joint 4, and a connection hole 2b of the pipe 2 with rib and the mounting pipe 3 are mutually connected by the water cut-off flexible joint 4. The water cut-off flexible joint 4 has a flexible joint main body 5, a water cut-off member 6, and a rigid pressing cover 7. The joint main body 5 has a cylindrical part 5a adhering closely to outer periphery of the mounting pipe 3 and a saddle part 5b protruding in the outward direction from the cylindrical part 5a and overhanging around the connection hole 2b. The water cut-off member 6 is composed of a non-bridged member 6a and a bridged member. The non-bridged member 6a is arranged on an inner face of the saddle part 5b so as to come into contact with a rib 2a around the connection hole 2b. The bridged member 6b is arranged on an inner face of the saddle part 5b so as to come into contact with the rib 2a around the connection hole 2b and in the direction of pipe axis of the pipe 2 with rib. COPYRIGHT: (C)2004,JPO
摘要翻译：要解决的问题：提供一种具有优异的截水性能的管连接结构，而不受水切断柔性接头的安装精度和管的成型精度的影响。
解决方案：该管连接结构1设置有具有肋的管2，安装管3和截水柔性接头4以及具有肋的管2的连接孔2b和安装管3 通过防水截止柔性接头4相互连接。水切断柔性接头4具有柔性接头主体5，防水部件6和刚性按压盖7.接头主体5具有紧靠安装管3的外周的圆筒部5a和从圆筒部5a沿向外方向突出并且在连接孔2b周围突出的鞍部5b。截水部件6由非桥接部件6a和桥接部件构成。非桥接构件6a布置在鞍部5b的内表面上，以便与连接孔2b周围的肋2a接触。桥接构件6b布置在鞍部5b的内表面上，以与连接孔2b周围的肋2a和具有肋的管2的管轴方向接触。版权所有（C）2004，JPO

2. 发明专利

JP2003028374A Connecting structure and water cut-off flexible joint 有权
标题翻译：连接结构和水切断柔性接头
公开(公告)号：JP2003028374A
公开(公告)日：2003-01-29
申请号：JP2001216407
申请日：2001-07-17
申请人： Hayakawa Rubber Co Ltd , Nippon Sutetsupu Kogyo Kk , 日本ステップ工業株式会社 , 早川ゴム株式会社
发明人： TANAKA HIDEO , KADOTA FUMIO , TAKAHASHI HIDEAKI
IPC分类号： E03F3/04 , F16L41/06
摘要： PROBLEM TO BE SOLVED: To provide a joint structure capable of sufficiently realizing water tightness between a flexible joint and ribs even when stress is exerted between a pipe with the ribs and an attaching pipe.
SOLUTION: This connecting structure 1 comprises the pipe 2 with the ribs, the attaching pipe 3, and the water cut-off flexible joint 4, and the connecting hole 2a of the pipe 2 with the ribs is connected with the attaching pipe 3 through the water cut-off flexible joint 4. In the joint structure 1, the water cut-off flexible joint 4 has a flexible joint body 5, a plate like water cut-off member 6 and a rigid presser cover 7. The joint body 5 comprises a cylindrical portion 5a closely contacting to an outer periphery of the attaching pipe 3, and a saddle portion 5b protruding outwardly from the cylindrical portion 5a and overhanging on ribs 2b around the connecting hole 2a. The water cut-off member 6 is arranged under the saddle portion 5b to envelop the connecting hole 2a. The water cut-off member 6 is made of soft rubber material having rubber hardness of 0 to 5 (type A Durometer). The presser cover 7 is placed on an outer surface of the saddle portion 5b, and the presser cover 7 presses the saddle portion 5b and the water cut-off member 6 to the pipe 2 with ribs. The water cut-off member 6 is contracted and deformed to burry the ribs, and the interval between the saddle portion 5b and the pipe 2 with the ribs are water-tightened.
COPYRIGHT: (C)2003,JPO
摘要翻译：要解决的问题：提供一种能够充分实现柔性接头和肋之间的水密性的接合结构，即使在具有肋的管与附接管之间施加应力时也是如此。解决方案：该连接结构1包括具有肋的管2，连接管3和截水柔性接头4，并且具有肋的管2的连接孔2a通过连接管3与连接管3连接水切断柔性接头4.在接头结构1中，防水柔性接头4具有柔性接头体5，板状止水部件6和刚性压紧盖7.接头体5包括与安装管3的外周紧密接触的圆筒部5a和从圆筒部5a向外突出并且在连接孔2a周围的肋2b上悬伸的鞍座部5b。除水部件6设置在鞍部5b的下方，以包围连接孔2a。截水部件6由橡胶硬度为0〜5（A型硬度计）的软橡胶材料制成。压盖罩7放置在鞍座部分5b的外表面上，并且压盖罩7将鞍座部分5b和截水部件6用肋条压向管道2。水切断部件6收缩变形，使肋部折叠，鞍部5b与管状物2之间的间隔被水分紧固。

3. 发明专利

JP2010248860A Bottom filter device for infiltration 审中-公开
标题翻译：底部过滤装置
公开(公告)号：JP2010248860A
公开(公告)日：2010-11-04
申请号：JP2009102057
申请日：2009-04-20
申请人： Nichikon:Kk , Nippon Sutetsupu Kogyo Kk , 日本ステップ工業株式会社 , 株式会社ニチコン
发明人： TAKAHASHI HIDEAKI , NAKAZATO YASUO
IPC分类号： E03F1/00 , E03F5/02
摘要： PROBLEM TO BE SOLVED: To provide a bottom filter device for infiltration which can be inexpensively installed by post-construction in an existing water collecting facility without a filter on the bottom.
SOLUTION: The bottom filter device 1 for infiltration comprising a filter frame 2, a filter 5, and a filter lid 6 is press-fitted into a through hole formed at the bottom of the existing water collecting facility. The filter frame 2 is composed of a cylindrical body 3 having a bottom 7 at one end side and having an opening 8 at the other end side and a flange 4 provided around a side edge of the opening 8. A plurality of projected streaks 10a, 10b extending in the depth direction of the through hole 21 are provided on the outer peripheral surface of the body 3 at regular intervals, whereby the press-fitted filter device 1 is surely fixed to the through hole. The filter lid 6 is detachably mounted by making projected parts 12 formed on the outer peripheral surface engaged with the recessed grooves 11 formed at the inner peripheral surface of the filter frame 2.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种用于渗透的底部过滤装置，其可以通过后期施工在现有的水收集设备中廉价地安装，而没有底部的过滤器。解决方案：将包括过滤器框架2，过滤器5和过滤器盖6的用于渗透的底部过滤装置1压配合到现有集水设备底部形成的通孔中。过滤器框架2由在一端侧具有底部7并且在另一端侧具有开口8的圆筒体3和设置在开口8的侧缘周围的凸缘4构成。多个突出条纹10a，在贯通孔21的深度方向上延伸的10b以规则的间隔设置在主体3的外周面上，由此将压入过滤装置1可靠地固定在贯通孔上。过滤器盖6通过形成在与形成在过滤器框架2的内周面上的凹槽11接合的外周面上的突出部12而可拆卸地安装。版权所有（C）2011，JPO＆INPIT

4. 发明专利

JP2010248776A Apparatus for going in and out of manhole 审中-公开
标题翻译：用于进出管的装置
公开(公告)号：JP2010248776A
公开(公告)日：2010-11-04
申请号：JP2009098928
申请日：2009-04-15
申请人： Nichikon:Kk , Nippon Sutetsupu Kogyo Kk , 日本ステップ工業株式会社 , 株式会社ニチコン
发明人： TAKAHASHI HIDEAKI , NAKAZATO YASUO
IPC分类号： E02D29/12 , E06C7/00
摘要： PROBLEM TO BE SOLVED: To provide an apparatus for going in and out of a manhole which apparatus allows a person to easily go in and out of the manhole and can be set by simple setting work.
SOLUTION: The apparatus 1 for going in and out of the manhole includes an assist ladder 3 disposed to be continuous with an up-and-down stair 6, and a ladder support member 2 supporting the assist ladder 3. The ladder support member 2 is composed of a wall-fitted support having an L shape and extending toward an inner wall 7, and a columnar ladder fitting support extending toward a manhole entrance. The ladder support member 2 is suitable for the inner wall 7 above the uppermost step 6a of the up-and-down stair 6 to have a span identical with the span W between both posts 8a and 8b of the assist ladder 3. The assist ladder 3, with the lower end portions of both posts 8a and 8b being pipe-shaped, is fitted removably to the ladder fitting support.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种用于进出人孔的装置，该装置允许人容易地进出人孔，并且可以通过简单的设置工作来设定。解决方案：用于进出人孔的装置1包括设置成与上下楼梯6连续的辅助梯3和支撑辅助梯3的梯子支撑构件2.梯子支撑构件2由具有L形并朝向内壁7延伸的壁装式支撑件构成，并且朝向人孔入口延伸的柱状梯子配件支撑件构成。梯子支撑构件2适合于在上下楼梯6的最上面的台阶6a上方的内壁7，具有与辅助梯3的两个柱8a和8b之间的跨度W相同的跨度。辅助梯如图3所示，两个柱8a和8b的下端部为管状，可拆卸地装配到梯子配件支撑件。版权所有（C）2011，JPO＆INPIT

5. 发明专利

JP2009235801A Step mounting structure 有权
标题翻译：步安装结构
公开(公告)号：JP2009235801A
公开(公告)日：2009-10-15
申请号：JP2008084069
申请日：2008-03-27
申请人： Nichikon:Kk , Nippon Sutetsupu Kogyo Kk , 日本ステップ工業株式会社 , 株式会社ニチコン
发明人： TAKAHASHI HIDEAKI , NAKAZATO YASUO
IPC分类号： E02D29/12
摘要： PROBLEM TO BE SOLVED: To provide a step mounting structure capable of being easily attached to a wall part of a cover ring and supplementing mounting strength of a step by cover ring itself.
SOLUTION: A side part 2b of the step is provided with a mounting part 9 to be inserted into a mounting hole 3 formed in a wall part 1 of a manhole and a part 37 to be locked formed adjacent to the mounting part 9. The cover ring 8 is provided with a through-hole in its central part, and a locking part 36 being engageable with the part 37 to be locked of the step is formed on a peripheral wall of the through-hole. While the cover ring 8 is mounted and held temporarily in the side part 2b, the mounting part 9 of the step is inserted into the mounting hole 3 of the manhole and is fixed by using adhesive 21. After the adhesive 21 is solidified, the cover ring 8 is pressed into the mounting hole 3 to lock the locking part 36 into the part 37 to be locked. Consequently, a part of the cover ring 8 is fitted into the mounting hole 3 (a hole part 3d) to increase mounting strength of the step and cover an opening part of the mounting hole 3 with the cover ring 8.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供能够容易地附接到盖环的壁部并且通过盖环本身补充台阶的安装强度的台阶安装结构。解决方案：台阶的侧面部分2b设置有一个安装部分9，该安装部分9被插入形成在人孔的壁部分1中的安装孔3和与安装部分9相邻形成的待锁定部分37 盖环8在其中心部分设置有通孔，并且在通孔的周壁上形成有可与台阶锁定的部分37接合的锁定部36。当盖环8安装并临时保持在侧部2b中时，台阶的安装部9被插入到人孔的安装孔3中，并且通过使用粘合剂21固定。粘合剂21固化之后，盖环8被压入安装孔3中以将锁定部36锁定到部件37中以被锁定。因此，将盖环8的一部分嵌入到安装孔3（孔部3d）中，以增加台阶的安装强度，并用盖环8覆盖安装孔3的开口部。版权所有：（C）2010，JPO＆INPIT

6. 发明专利

JP2015004199A マンホール用調整リング有权
标题翻译：调节环
公开(公告)号：JP2015004199A
公开(公告)日：2015-01-08
申请号：JP2013129590
申请日：2013-06-20
申请人：日本ステップ工業株式会社 , Nihon Step Kogyo Co Ltd
发明人： SUZUKI HIROSHI , TAKAHASHI HIDEAKI
IPC分类号： E02D29/12
摘要：【課題】軽量化して作業効率を向上させ、さらに、運搬や設置の際にも破損しないように強度を向上させると共に靭性を向上させたマンホール用調整リングを提供する。【解決手段】本調整リング3aは、再生プラスチックからなる環状リング20とコンクリート23との合成材からなり、該環状リング20には周方向に沿って上下方向に貫通するように複数の貫通孔22が形成されており、該各貫通孔22にコンクリート23が充填されて構成されているので、従来よりも軽量化されて作業効率を向上させることができ、さらに、運搬や設置の際にも破損しないように強度を向上させると共に靭性を向上させることができる。【選択図】図2
摘要翻译：要解决的问题：提供一种用于人孔的调节环，用于通过减轻重量，提高强度和提高韧性来提高工作效率，从而即使在运输和安装中也不会损坏。调节环3a由由循环再造的塑料和混凝土23构成的环状环20的合成材料和多个通孔22形成在环状环20中，以沿圆周方向在垂直方向上贯通，并且通过填充混凝土23在相应的通孔22中，使得重量比通常减少，并且可以提高工作效率，并且还提高了强度，并且提高了韧性，使得即使在承载中也不会损坏和安装。

7. 发明专利

JP2005273190A Interior finish member for manhole, and manhole using it 有权
标题翻译：曼彻斯特室内成品和使用它的管道
公开(公告)号：JP2005273190A
公开(公告)日：2005-10-06
申请号：JP2004084776
申请日：2004-03-23
申请人： Ebata Kk , Nippon Step Kogyo Kk , エバタ株式会社 , 日本ステップ工業株式会社
发明人： TAKEUCHI HIDEO , TAKAHASHI HIDEAKI
IPC分类号： E02D29/12 , E03F5/02 , F16L58/08 , F16L58/10
摘要： PROBLEM TO BE SOLVED: To provide an interior finish member for a manhole, which enables the rapid and inexpensive performance of manhole repairing work and which has excellent structural strength, and the manhole using the interior finish member.
SOLUTION: A base body part 10, which is a plate-like body with an arc shape, comprises curved edges 14 which face each other on both edges in a length direction L, and uncurved edges 15 which face each other on both ends in a width direction W. A connection part 16 with a step shape 160 for protrusion-and-recess-fitting is provided on at least one side of the uncurved edges 15 facing each other. A plurality of the above interior finish member 1 are used in combination with a manhole base body 2 in the manhole. A plurality of interior finishing members 1 are arranged in the width direction W, and the uncurved edges 15 of the adjacent interior members 1 are connected together by the connection part 16 so as to constitute a tubular body 100. The base body 2 has an internal space, and the tubular body 100 is arranged in the internal space.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种用于人孔的内部装饰构件，其能够快速和低成本地进行人孔修复工作并具有优异的结构强度，以及使用内部装饰构件的人孔。解决方案：具有圆弧形状的板状体的基体部10包括在长度方向L上的两个边缘处彼此面对的弯曲边缘14和在两者上彼此面对的未弯曲边缘15 在宽度方向W上结束。具有阶梯形状的用于突出和凹入配合的连接部分16设置在彼此面对的未弯曲边缘15的至少一侧上。多个上述内部装饰构件1与人孔中的人孔基体2组合使用。多个内部精整构件1沿宽度方向W布置，并且相邻内部构件1的未弯曲边缘15通过连接部16连接在一起，以构成管状体100.基体2具有内部空间，并且管状体100布置在内部空间中。版权所有（C）2006，JPO＆NCIPI

8. 发明专利

JP2005256541A Manhole cover, and method of forming heat insulating layer of manhole cover 审中-公开
标题翻译：管壳及其形成隔热层绝热层的方法
公开(公告)号：JP2005256541A
公开(公告)日：2005-09-22
申请号：JP2004072517
申请日：2004-03-15
申请人： Nippon Step Kogyo Kk , Nitto Koji Kk , With You:Kk , 日本ステップ工業株式会社 , 日東工事株式会社 , 株式会社ウイズユー
发明人： TAKAHASHI HIDEAKI , ISHIKAWA SHUICHI , YAMAKAWA MICHIKO
IPC分类号： E02D29/14 , E03F5/02
摘要： PROBLEM TO BE SOLVED: To provide a manhole cover and a method of forming a heat insulating layer of the manhole cover for making the thickness of the heat insulating layer extremely thin and easily forming the heat insulating layer.
SOLUTION: The heat insulating layer 11 is formed by applying heat insulating paint to a back face including ribs 10 and a peripheral flange 10A of the manhole cover 8. In this case, the heat insulating paint with a heat conductivity of 0.03-0.05 W/(mK) is applied to the back face of the manhole cover 8 using a spray gun and dried to form the heat insulating layer 11 with a thickness of 0.6-1.0 mm. The manhole cover with a heat insulating function equivalent to a conventional manhole cover can be easily constituted only by applying the heat insulating paint to the back face of the manhole cover 8 to form the heat insulating layer 11.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：解决的问题：为了提供一种人孔盖和形成该人孔盖的隔热层的方法，其使绝热层的厚度极薄并且容易地形成隔热层。解决方案：隔热层11是通过在包含肋盖10和井盖8的周边凸缘10A的背面上涂上绝热涂料而形成的。在这种情况下，导热率为0.03〜使用喷枪将0.05W /（mK）施加到人孔盖8的背面，并干燥以形成厚度为0.6-1.0mm的隔热层11。具有与常规人孔盖相当的绝热功能的人孔盖可以仅通过将耐热涂料施加到人孔盖8的背面来形成隔热层11来容易地构成。（C） 2005年，JPO＆NCIPI

9. 发明专利

JP2012219495A Construction method and construction tool for step mounting hole of manhole 审中-公开
标题翻译：施工方法和施工工具用于井下安装孔
公开(公告)号：JP2012219495A
公开(公告)日：2012-11-12
申请号：JP2011085509
申请日：2011-04-07
申请人： Nichikon:Kk , Nihon Step Kogyo Co Ltd , 日本ステップ工業株式会社 , 株式会社ニチコン
发明人： NAKASATO YASUO , FUKAMACHI MITSUNORI , TAKAHASHI HIDEAKI
IPC分类号： E02D29/12
摘要： PROBLEM TO BE SOLVED: To solve a problem that many kinds of bottomed cylindrical bodies each having a tilted flange corresponding to a curvature of an inner wall of a manhole are required in a technique for mounting a step to a step mounting hole of a concrete manhole via a bottomed cylindrical body by bonding.SOLUTION: Owing to a construction method for a step mounting hole of a manhole, which is characterized in that a bearing surface orthogonal to an axial direction of the step mounting hole is formed on an inner wall surface side of the manhole, only one kind of bottomed cylindrical body having a flange formed at a right angle to an axis of the cylindrical body is sufficient regardless of the size of the manhole.

10. 发明专利

JP2012062696A Permeation filter device and construction method thereof 审中-公开
标题翻译：渗透过滤装置及其构造方法
公开(公告)号：JP2012062696A
公开(公告)日：2012-03-29
申请号：JP2010207919
申请日：2010-09-16
申请人： Nichikon:Kk , Nippon Step Kogyo Kk , 日本ステップ工業株式会社 , 株式会社ニチコン
发明人： TAKAHASHI HIDEAKI , NAKASATO YASUO
IPC分类号： E03F1/00 , E03F5/10
摘要： PROBLEM TO BE SOLVED: To provide a permeation filter device which has excellent permeability, is easily maintainable and can prevent lifting thereof.SOLUTION: A permeation filter device 1 includes a upper structure body 10 which extends from a through-hole 4 into a catch basin 2 in the vertical direction, is a cylindrical shape and has a filter member 15 on the outer peripheral part and a lower structure body 11 which extends from the through-hole 4 into the ground in the vertical direction, is a cylindrical shape and has the filter member 15 on the outer peripheral part. The upper and lower structure bodies are detachably connected with each other by screw connection, which offers excellent permeability and facilitates maintenance.
摘要翻译：要解决的问题：提供一种渗透过滤装置，其具有优异的渗透性，易于维护并且可以防止其提升。解决方案：渗透过滤装置1包括从通孔4在垂直方向上延伸到捕集池2的上部结构体10，其为圆柱形，并且在外周部分上具有过滤构件15，从通孔4在垂直方向上延伸到地面中的下部结构体11是圆筒形的，并且在外周部上具有过滤构件15。上下结构体通过螺纹连接可拆卸地相互连接，提供优异的渗透性和便于维护。版权所有（C）2012，JPO＆INPIT

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