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SADDLE-ADDED CORPORATION COCK AND INSULATION SLEEVE USED FOR SADDLE-ADDED CORPORATION COCK
SADDLE-ADDED CORPORATION COCK AND INSULATION SLEEVE USED FOR SADDLE-ADDED CORPORATION COCK
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机译:鞍型公司插头和用于鞍型公司的绝缘套
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摘要
PROBLEM TO BE SOLVED: To overcome conventional problems that, while an electrical insulation cylinder is used as insulation means for preventing electrolytic corrosion that occurs between a saddle of a saddle-added corporation cock and a fastening bolt, a fall of the bolt from the saddle greatly stagnates work due to incomplete measures against the fall of the bolt from the saddle when the bolt is inserted from the pressing saddle during work for fastening the electrical insulation cylinder to a water main.;SOLUTION: A saddle-added corporation cock is configured so that an insulation cylinder 6a including a top portion configured to be able to increase or reduce a diameter by a projection edge 61 and a slot 62 increasing the diameter in a tapered manner and a fastening support structure formed on a bolt head covering-side inside diameter of a bolt shaft insertion hole is attached to a pressing bolt head of the bolt nut via a covering washer 6b formed integrally with the insulation cylinder 6a to cover the pressing bolt head by inserting a bolt shaft into the bolt shaft insertion hole.;COPYRIGHT: (C)2016,JPO&INPIT
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