PIPE CONDUIT STRUCTURE AND CONNECTION METHOD FOR PIPE CONDUIT STRUCTURE

• Main Authors: MORITAKA KOHEI, HITOMI SEIICHI, TANAKA MASANARI, KONDO RIKUTA
• Format: Patent
• Language: English; Japanese
• Published: 20.06.2023
• Subjects: BLASTING; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; JOINTS OR FITTINGS FOR PIPES; LIGHTING; MEANS FOR THERMAL INSULATION IN GENERAL; MECHANICAL ENGINEERING; PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; THERMAL INSULATION IN GENERAL; WEAPONS

To provide a resin pipe capable of visually recognizing that an outer peripheral surface of a pipe body has been scraped off in a state of being arranged in various directions.SOLUTION: A resin pipe 1 comprises a pipe body 11 made of an olefin-based resin, and a band-shaped part 13 formed on the outer peripheral surface of the pipe body so as to extend over the entire length of the pipe body 11, where a boundary line 13a between the pipe body 11 and the band-shaped part 13 is visible at any position in a circumferential direction of the pipe body 11, and the color difference in the L*a*b* color system defined in JIS Z8781-4:2013 is 1 or more between the colors of the pipe body 11 and the band-shaped part 13.SELECTED DRAWING: Figure 1 【課題】管本体の外周面を削り取ったことを、様々な向きに配置した状態で視認可能な樹脂管を提供する。【解決手段】樹脂管１は、オレフィン系樹脂で形成された管本体１１と、管本体の外周面に、管本体１１の全長にわたって延びるように形成された帯状部１３と、を備え、管本体１１の周方向のいずれの位置でも、管本体１１と帯状部１３との境界線１３ａが視認可能であり、管本体１１及び帯状部１３それぞれの色における、ＪＩＳ Ｚ８７８１－４：２０１３に規定されたＬ＊ａ＊ｂ＊表色系における色差が１以上である。【選択図】図１