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1. 发明专利

JP2004250878A Road mat 有权
公开(公告)号：JP2004250878A
公开(公告)日：2004-09-09
申请号：JP2003039505
申请日：2003-02-18
申请人： Nitto Tekko Kk , 日東鐵工株式会社
发明人： TOKUTOMI YU
IPC分类号： E01C9/10
摘要： PROBLEM TO BE SOLVED: To provide a road mat allowing vehicles to pass through well and facilitating maintenance and management regarding the road mat laid as a temporary road.
SOLUTION: This road mat is structured to have a plurality of receiving plates provided at prescribed spaces within a frame body 4, and a plurality of bar bodies 8 arranged in a direction intersecting the receiving plates, fixed into recesses 7 provided at prescribed spaces at the upper parts of the receiving plates, and formed with a plurality of groove parts in a direction intersecting the longitudinal direction of the surface.
COPYRIGHT: (C)2004,JPO&NCIPI

2. 发明专利

JP2002371547A Driving device for composite concrete pile 审中-公开
标题翻译：复合混凝土桩的驱动装置
公开(公告)号：JP2002371547A
公开(公告)日：2002-12-26
申请号：JP2001181235
申请日：2001-06-15
申请人： Nitto Tekko Kk , 日東鐵工株式会社
发明人： KOGA KAZUYA
IPC分类号： E02D5/30
摘要： PROBLEM TO BE SOLVED: To provide a durable product that can efficiently drive a concrete pile.
SOLUTION: The lower end of a pile core pipe 1 serving as a guide passage 3 for cement milk and provided with an external screw (a) on the outer peripheral surface, is provided with an excavating blade 6 descending while excavating a hole 7 for the pile by the rotation of the pile core pipe 1 by a driving device 2, and a discharge port 4 for the cement milk. Spacers 5 provided with spacer pieces 9 radially projecting on the peripheral side of ring-like bodies 8 fittingly inserting the pile core pipe 1 are attached to the intermediate parts of the pile core pipe 1.
COPYRIGHT: (C)2003,JPO
摘要翻译：要解决的问题：提供可有效驱动混凝土桩的耐用产品。解决方案：作为水泥浆引导通道3的堆芯管1的下端在外周面上设置有外螺纹（a），设有挖掘刀6，同时挖掘用于通过驱动装置2对绒头芯管1的旋转产生的绒毛以及用于水泥浆的排出口4。在桩芯管1的中间部分安装具有径向突出于嵌合桩芯管1的环状体8周边的间隔件9的间隔件5。

3. 发明专利

JP2009097260A Self-boring lock bolt 审中-公开
标题翻译：自锁式螺栓
公开(公告)号：JP2009097260A
公开(公告)日：2009-05-07
申请号：JP2007270808
申请日：2007-10-18
申请人： Nisshin Kokan Kk , Nisshin Steel Co Ltd , Nitto Tekko Kk , 日新製鋼株式会社 , 日新鋼管株式会社 , 日東鐵工株式会社
发明人： TOKUTOMI YU , KOJIMA YUKITOSHI , KANAZAWA HIROKI , MATSUBARA SHIGEO , NAKAKO TAKEFUMI , KANO SHINOBU , NISHIO KATSUHIDE
IPC分类号： E21D20/00
摘要： PROBLEM TO BE SOLVED: To provide a self-boring lock bolt with excellent durability at low cost by using a welded steel pipe formed of a plated steel plate as a lock bolt body.
SOLUTION: This self-boring lock bolt comprises: the hollow lock bolt body 1 having an injection hole 4 for grout, high-pressure air, and high-pressure water formed through the center part and a male screw 2 formed over the outer peripheral entire length; and a drilling bit 3 attached to the end of the bolt body and having an ejection hole 5 communicating with the injection hole 4. The hollow lock bolt body 1 is formed of a welded steel pipe by using, as a raw material, a coated steel plate on which a Zn plated layer, an Al-plated layer, a Zn-Al alloy plated layer, or a Zn-Al-Mg alloy plated layer is formed. The welded steel pipe is desirably one in which a plate correction layer is formed at or near a weld part on the outer surface of the pipe.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：通过使用由电镀钢板形成的焊接钢管作为锁定螺栓本体，以低成本提供具有优异耐久性的自钻锁定螺栓。解决方案：该自镗锁定螺栓包括：中空锁定螺栓本体1，具有用于通过中心部分形成的灌浆，高压空气和高压水的喷射孔4和形成在该中空部分上的外螺纹2 外周全长; 以及安装在螺栓本体的端部并具有与喷射孔4连通的喷射孔5的钻头3。中空的锁定螺栓本体1由焊接钢管形成，该钢管以作为原料的涂覆钢形成Zn镀层，Al镀层，Zn-Al合金镀层或Zn-Al-Mg合金镀层的镀层。焊接钢管理想地是在管的外表面上的焊接部分处或附近形成板校正层的焊接钢管。版权所有（C）2009，JPO＆INPIT

4. 发明专利

JP2006219933A Rock bolt and timbering construction method using the same 有权
标题翻译：使用其的岩石螺栓和木材施工方法
公开(公告)号：JP2006219933A
公开(公告)日：2006-08-24
申请号：JP2005035723
申请日：2005-02-14
申请人： Nagoya Doro Engineer Kk , Nisshin Kokan Kk , Nitto Tekko Kk , 名古屋道路エンジニア株式会社 , 日新鋼管株式会社 , 日東鐵工株式会社
发明人： GENSHIYU HIROSHI , KIKKO TOSHIHARU , TANASE HIROYUKI
IPC分类号： E21D20/00
摘要： PROBLEM TO BE SOLVED: To provide a rock bolt which is for use as a reinforcing member in the ground such as the natural ground or a rock mass, and contributes to quick and easy anchoring thereof to the natural ground, to thereby exhibit excellent working efficiency and construction efficiency, and to provide a timbering construction method using the rock bolt.
SOLUTION: The rock bolt has a diameter-reduced cylinder portion 4, a connection portion 6, and an operating portion 8. The diameter-reduced cylinder portion 4 is formed of a cylinder body having a radially reduced diameter and both blocked ends, and a high-pressure medium injection hole is formed in a rear edge of the cylinder body, for radially inflating the cylinder body. The connection portion 6 is formed of a sleeve portion 12 attached to a front end of the diameter-reduced cylinder portion, and a male screw portion 14 formed at a front portion of the sleeve portion and having a spiral groove formed in a surface thereof. The operating portion 8 is formed of a male screw portion 16 attached to a rear end of the diameter-reduced cylinder portion and having a spiral groove formed in a surface thereof, and an injection cylinder portion 20 formed on a rear side of the male screw portion in one body therewith and having an injection port 18 that communicates with the injection hole.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种用作地面中的加固构件如天然地面或岩体的岩石锚杆，并且有助于将其快速和容易地锚固到自然地面，从而展现出优良的工作效率和施工效率，并提供使用岩石锚杆的木材施工方法。解决方案：岩石螺栓具有直径减小的圆筒部分4，连接部分6和操作部分8.直径减小的圆筒部分4由径向减小的直径的圆柱体形成，并且两个封闭端并且在缸体的后缘形成高压介质注入孔，用于使缸体径向膨胀。连接部分6由安装在直径缩小的圆筒部分的前端的套筒部分12和形成在套筒部分的前部并具有形成在其表面中的螺旋槽的外螺纹部分14形成。操作部8由安装在减径筒部的后端的外螺纹部16形成，在其表面形成有螺旋状的槽，形成在外螺纹的后侧的注射筒部20 并具有与喷射孔连通的喷射口18。版权所有（C）2006，JPO＆NCIPI

5. 发明专利

JP2005264629A Earth retaining plate 审中-公开
标题翻译：地球保持板
公开(公告)号：JP2005264629A
公开(公告)日：2005-09-29
申请号：JP2004081400
申请日：2004-03-19
申请人： Nitto Tekko Kk , 日東鐵工株式会社
发明人： KOGA KAZUYA
IPC分类号： E02D17/08
摘要： PROBLEM TO BE SOLVED: To provide an earth retaining plate having excellent construction efficiency and workability on a soil retaining plate used for digging and retaining the soil of a groove in which a pipe body is buried.
SOLUTION: This earth retaining plate comprises a plate to which a bent plate is fixed sideways, a vertical beam fixed to both right and left end parts of the plate, having an upper end part positioned on the lower side of the upper surface part of the plate, and having a lower part projected downward from the plate, a connection member installed on the upper part of the vertical beam, having the upper end part formed at the same height as the upper surface part of the plate, and fitted into the lower part of the vertical beam of the soil retaining plate positioned on the upper sides of the other retaining plates, and mounting holes formed in the vertical beam and the connection member and mounting a cut beam supporting parts between the soil retaining plate and the other soil retaining plates.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种在用于挖掘和保持埋管管体的凹槽的土壤的保土板上具有优异的施工效率和加工性的土挡板。解决方案：该接地保持板包括一个板，侧板固定有弯板，垂直梁固定在板的左右两端部，上端部位于上表面的下侧板的一部分，并且具有从板向下突出的下部，安装在垂直梁的上部的连接构件，其上端部形成在与板的上表面部分相同的高度，并且嵌合进入定位在另一个保持板上侧的挡土板的垂直梁的下部，以及形成在垂直梁和连接构件中的安装孔，并将切割的梁支撑部分安装在土壤保持板和其他土壤保持板。版权所有（C）2005，JPO＆NCIPI

6. 实用新型

JP3091451U Safety fence for fall prevention of telescopic 失效
公开(公告)号：JP3091451U
公开(公告)日：2003-01-31
申请号：JP2002005167
申请日：2002-07-15
申请人：日東鐵工株式会社
发明人：祐徳富
IPC分类号： E02D29/12 , E01F15/14 , E02D17/08 , E04G1/26
摘要： (57)【要約】【課題】長さの異なる複数の転落防止用安全柵を伸縮式安全柵に統一。【解決手段】丸形パイプと角形パイプのその形状の違いを利用して、ストッパー３を取り付けた丸形パイプ枠１を角形パイプ枠２に挿入後、ストッパー３が位置しない角形パイプ枠２の端部近辺にへこみ４をつけて、円形パイプ枠１を最大に伸ばしても角形パイプ枠２からはずれないような構造を取り入れて伸縮式の安全柵とした。

7. 发明专利

JP3737220B2 Structure of the lock bolt 失效
公开(公告)号：JP3737220B2
公开(公告)日：2006-01-18
申请号：JP25753196
申请日：1996-09-06
申请人：日東鐵工株式会社 , 株式会社ブリヂストン
发明人：一哉古賀 , 広利押川 , 仁桐ケ谷 , 章夫田中
IPC分类号： E21D20/00

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