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    • 1. 发明专利
    • レーザー光を用いた接合方法及びレーザー接合用中間部材
    • 使用激光束的加工方法和激光加工的中间部件
    • JP2015006803A
    • 2015-01-15
    • JP2014180788
    • 2014-09-05
    • 早川ゴム株式会社Hayakawa Rubber Co Ltd
    • YAMADA KOSAKUMURAKAMI HIROBUMIFUJITA KAZUYA
    • B29C65/16B23K26/18
    • 【課題】レーザー接合用中間部材の第1部材側、及びレーザー接合用中間部材を第2部材側の両方を確実に軟化又は溶融させることにより、第1部材及び第2部材の接合強度を十分に高める。【解決手段】レーザー光透過性を有する第1部材1と、レーザー光吸収性を有する第2部材2との間に、レーザー光吸収性を有するレーザー接合用中間部材30を介在させ、第1部材1及び第2部材2をレーザー接合用中間部材30により接合するレーザー光を用いた接合方法において、レーザー接合用中間部材30の全体のレーザー光吸収率を40%以上60%以下に設定し、第1レーザー光吸収層31のレーザー光吸収率を20%以上に設定し、第2レーザー光吸収層32のレーザー光吸収率を20%以上に設定する。【選択図】図3
    • 要解决的问题:为了充分增强激光接合用中间构件的第一构件侧和激光接合用中间构件的第二构件侧的可靠地软化或熔融,第一构件和第二构件的接合强度。 解决方案:在使用激光束的接合方法中,其中传输激光束的第一构件1和吸收激光束的第二构件2通过用于激光接合吸收激光束的中间构件30接合,通过将用于激光接合的中间构件30 第一构件1和第二构件2,在第一激光束吸收层的激光束吸收比的状态下,将激光接合用中间构件30的整体的激光束吸收率设定为40%以上且60%以下 31被设定为20%以上,第二激光束吸收层32的激光束吸收率为20%以上。
    • 3. 发明专利
    • Seal material
    • 密封材料
    • JP2014037683A
    • 2014-02-27
    • JP2012179106
    • 2012-08-11
    • Hayakawa Rubber Co Ltd早川ゴム株式会社
    • FUJII KOZOIWATO KOZO
    • E21D11/38C09K3/10E04B1/682F16J15/10F16J15/14
    • Y02P20/149
    • PROBLEM TO BE SOLVED: To prevent leakage of grout to be packed in a joint between concrete members while simplifying work as well as securing sealability between concrete members sufficiently.SOLUTION: A seal material 30 comprises a holding part 31 held between a seal material holding surface 12 for first concrete members 10a-10c and a seal material holding surface 22 for second concrete members 20a-20c, and a pressure receiving part 32 arranged so as to face a grout filling part 13 for the first concrete members 10a-10c and a grout filling part 23 for the second concrete members 20a-20c. The size of the array direction of the first and second concrete members 10a-10c and 20a-20c in the pressure receiving part 32 is set to be longer than that of the array direction in the holding part 31.
    • 要解决的问题:为了防止在混凝土构件之间的接头中填充的水泥浆的泄漏,同时简化工作并充分确保混凝土构件之间的密封性。解决方案:密封材料30包括保持部分31,其保持在密封材料保持表面 第一混凝土构件10a-10c和第二混凝土构件20a-20c的密封材料保持表面22的第二混凝土构件10a-10c和第一混凝土构件10a-10c的灌浆部分13的压力接收部32 填充部分23用于第二混凝土构件20a-20c。 压力接收部32中的第一和第二混凝土构件10a-10c和20a-20c的排列方向的大小被设定为比保持部31中的排列方向的长度大。
    • 6. 发明专利
    • Fastener for weed prevention sheet
    • 紧固件防护片
    • JP2013188171A
    • 2013-09-26
    • JP2012056943
    • 2012-03-14
    • West Nippon Expressway Engineering Shikoku Co Ltd西日本高速道路エンジニアリング四国株式会社Hayakawa Rubber Co Ltd早川ゴム株式会社
    • AKASHI YUKIOHASHIMOTO KAZUAKINAGAI MOTOKIFUJII MASAYUKIMORIYA AKIHIKO
    • A01G13/00A01M21/00
    • PROBLEM TO BE SOLVED: To provide a fastener for a weed prevention sheet, excellent in durability and fixing strength with ground.SOLUTION: This fastener of a weed prevention sheet includes a head part fitting with a rotary tool, and a column like shaft part extending from the center of lower surface of the head part. The shaft part has a 5 to 15 mm diameter, a sharp tip end with 100 to 500 mm length in an axial direction, spiral screw threads formed at its outer circumference from the tip end of the shaft part to the position at or more than 1/2 of shaft directional length, and a part where the screw threads are not formed from the lower surface of the head part up to a position apart by ≥5 mm from the head part. A diameter (d1) of inscribed circle of the head part is larger than the diameter (d2) of the shaft part, the interval of the adjacent screw threads in the shaft direction is 3 to 10 mm. the height of the screw threads is 1 to 3 mm, the fastener is formed of iron, and a hot dipping plated layer of a metal having a larger ionization tendency than that of the iron is formed on the iron surface.
    • 要解决的问题:提供一种用于防杂片的紧固件,具有优异的耐磨性和固定强度与地面。解决方案:这种防杂片的紧固件包括与旋转工具配合的头部件和延伸的柱状部件 从头部下表面的中心。 轴部具有5至15mm的直径,在轴向方向上具有100至500mm长度的尖端,螺旋形螺纹形成在其外周从轴部的顶端到等于或大于1的位置 / 2的轴方向长度,以及螺纹不从头部的下表面形成直到与头部分开超过5mm的位置的部分。 头部的内圆的直径(d1)大于轴部的直径(d2),相邻的螺纹在轴向上的间隔为3〜10mm。 螺纹的高度为1〜3mm,紧固件由铁构成,在铁表面上形成电离倾向大于铁的金属的热浸镀层。
    • 7. 发明专利
    • Water cut-off device for concrete structure
    • 用于混凝土结构的水切割装置
    • JP2013119756A
    • 2013-06-17
    • JP2011269135
    • 2011-12-08
    • Hayakawa Rubber Co Ltd早川ゴム株式会社
    • HAYAMA YASUYUKIFUJII KOZOTANAKA HIDEO
    • E02B5/02E03F3/04
    • PROBLEM TO BE SOLVED: To suppress excessive deformation of a flexible waterproof sheet and improve its durability even if it receives an external water pressure when providing the flexible waterproof sheet such that water cut-off performance can be secured while allowing displacement of adjacent concrete structures.SOLUTION: A water cut-off device 1 for a concrete structure includes a flexible waterproof sheet 5 and first and second cover members 10, 20 for covering the flexible waterproof sheet 5. The flexible waterproof sheet 5 is provided with an excess part 5c for allowing relative displacement of the concrete structure. The first cover member 10 has a first fixing part 11, a first base part 12, a first pressing part 13 for pressing the flexible waterproof sheet 5 receiving an external water pressure, a first vertical plate part 14 extending in a direction of approaching a joint part, and a first storage space part R1 for storing the flexible waterproof sheet 5 deformed under the external water pressure.
    • 要解决的问题:为了抑制柔性防水片的过度变形并提高其耐久性,即使在提供柔性防水片时接收到外部水压,从而可以确保防水性能,同时允许相邻的 混凝土结构。 解决方案:用于混凝土结构的截水装置1包括柔性防水片5和用于覆盖柔性防水片5的第一和第二盖构件10,20.柔性防水片5设置有多余部分 5c,用于允许混凝土结构的相对位移。 第一盖构件10具有第一固定部11,第一基部12,用于按压接收外部水压的柔性防水片5的第一按压部13,沿接近接合部的方向延伸的第一垂直板部14 部分,以及用于存储在外部水压下变形的柔性防水片材5的第一存储空间部分R1。 版权所有(C)2013,JPO&INPIT
    • 8. 发明专利
    • Flexible joint for manhole, and installation method for flexible joint
    • 柔性联轴器,以及柔性接头的安装方法
    • JP2013079532A
    • 2013-05-02
    • JP2011220344
    • 2011-10-04
    • Hayakawa Rubber Co Ltd早川ゴム株式会社
    • FUJII KOZOMATSUO TAKASHI
    • E02D29/12E03F5/02
    • PROBLEM TO BE SOLVED: To provide an inexpensive flexible joint for a manhole, which can secure cut-off performance over a prolonged period by having proper construction workability and which can suppress damage to the flexible joint itself and damage to the manhole, and an installation method for the flexible joint.SOLUTION: A flexible joint 1 for a manhole, which is installed in a part connecting the manhole and a box culvert 20 together, includes: a stationary plate part 30; a flexible plate part 31 which is formed in such a shape as to continue into the stationary plate part 30 and to be bent; an embedded plate part 32 which continues into the flexible plate part 31 and which is embedded in concrete configuring a side wall of the manhole; and a holding plate part 3 which holds the flexible plate part 31 in a predetermined shape when the flexible plate part 31 is not subjected to an external force.
    • 要解决的问题:为了提供一种用于人孔的便宜的柔性接头,其可以通过具有适当的结构可加工性并且可以抑制对柔性接头本身的损坏并损坏井孔而在长时间内确保切断性能, 以及柔性接头的安装方法。 解决方案:安装在连接人孔和箱涵20的部分中的用于人孔的柔性接头1包括:固定板部件30; 柔性板部31,其形成为继续进入固定板部30并弯曲的形状; 嵌入板部分32,其延伸到柔性板部分31中,并且嵌入在构成人孔侧壁的混凝土中; 以及当柔性板部31没有受到外力时将柔性板部31保持为规定形状的保持板部3。 版权所有(C)2013,JPO&INPIT
    • 10. 发明专利
    • Wiring lead-in tool abd wiring lead-in structure for roof-installed apparatus
    • 导线工具接线导线结构,用于安装设备
    • JP2012177280A
    • 2012-09-13
    • JP2011041717
    • 2011-02-28
    • Hayakawa Rubber Co Ltd早川ゴム株式会社
    • ITTANDA YASUHIROUCHIUMI TAKAYASU
    • E04D3/40E04D13/18
    • Y02B10/12
    • PROBLEM TO BE SOLVED: To make it possible to draw indoors the wiring extended from a roof-installed apparatus without being crept on the roof surface so as to avoid a decline in waterproof performance on the roof while making it possible to increase a curvature of the wiring without causing the enlargement so as to suppress damage to the wiring.SOLUTION: A wiring lead-in tool 10 for roof-installed apparatus for drawing indoors wiring 101 extended from a photovoltaic power generation module 100 to be installed on a roof of a building is in a shape of cylinder extending in a vertical direction, and is provided with a main body 11 of which the lower part is fixed to cover a wiring lead-in port 45a of a roof 45, and a cylindrical member 12 for wiring lead-in which is fitted to the body part 11 and which draws the wiring 101 into the body part 11. The body part 11 has a larger diameter than that of the cylindrical member 12 for wiring lead-in.
    • 要解决的问题:为了使屋顶安装设备延长的布线可以在室内拉拽而不会在屋顶表面上爬行,从而避免屋顶的防水性能的下降,同时可以增加 布线的曲率而不引起放大,以便抑制对布线的损坏。 解决方案:一种用于绘制从建筑物屋顶安装的光伏发电模块100延伸的室内布线101的屋顶安装设备的布线引入工具10是沿垂直方向延伸的圆柱形 并且设置有主体11,其下部固定以覆盖屋顶45的引线导入口45a,以及用于配线到主体部分11的用于布线引入的圆柱形构件12,并且其中 将布线101拉入主体部分11.主体部分11具有比用于引线的圆柱形部件12的直径更大的直径。 版权所有(C)2012,JPO&INPIT