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    • 4. 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。
    • 5. 发明专利
    • Concrete curing sheet
    • 混凝土固化片
    • JP2010196396A
    • 2010-09-09
    • JP2009043890
    • 2009-02-26
    • Fujimori Sangyo KkHayakawa Rubber Co LtdToda Constr Co Ltdフジモリ産業株式会社戸田建設株式会社早川ゴム株式会社
    • NONOME HIROSHITANAKA TORUOUGIHATA KUNIFUMIMANNAKA AKIHIROFUJII KOZOFUJII MASAYUKI
    • E04G21/02
    • PROBLEM TO BE SOLVED: To provide a concrete curing sheet which is simplified in production without the need for a stitching process or the like, excellent in handleability and simple in construction workability, and exhibits excellent moisture and temperature retention functions or the like as the curing sheet. SOLUTION: The concrete curing sheet includes a moisture retention sheet 10 containing a wetting material to be moistened by absorbing water, and a temperature retention sheet 20 comprising a heat insulation member, wherein the moisture retention sheet 10 and the temperature retention sheet 20 are directly bonded in a laminated state into integration. The moisture retention sheet 10 and the temperature retention sheet 20 are bonded by soldering into integration. The temperature retention sheet 10 is composed of soft resin foam bodies such as foamed polyethylene or the like having an independent bubble structure. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种混合固化片材,其不需要缝合工艺等而简化生产,操作性优异并且施工工作性能简单,并且具有优异的保湿和保温功能等 作为固化片。 解决方案:混凝土固化片包括含有要通过吸水而润湿的润湿材料的保湿片10和包含隔热部件的保温片20,其中保湿片10和保温片20 直接结合在一起的层叠状态。 保湿片10和保温片20通过焊接结合成一体。 保温片10由具有独立气泡结构的发泡聚乙烯等软质树脂发泡体构成。 版权所有(C)2010,JPO&INPIT