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BITING PREVENTION METHOD AND BITING PREVENTION DEVICE FOR BEAM JOINT PART OF GUARD RAIL
BITING PREVENTION METHOD AND BITING PREVENTION DEVICE FOR BEAM JOINT PART OF GUARD RAIL
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机译:护栏梁连接部位的防咬方法及防咬装置
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摘要
PROBLEM TO BE SOLVED: To provide a method for preventing a body from being torn off by a corner of an end part of a joint of a beam and a head part of a bolt even if a vehicle comes into contact with a guard rail and preventing a torn-off metallic piece from getting in a clearance in the end part of the joint of the beam and the head part of the bolt and to provide a biting prevention device for facilitating its mounting.;SOLUTION: In the joint part of the beam having corrugated cross section and used for the guard rail, inclined faces rising gently from a face in a recessed part of the beam toward a face in a top part are provided at both ends on an advance direction side of the vehicle, and a member whose face in the top part protrudes more than a face in a projecting part of the beam in the direction of height after mounting is attached to it.;COPYRIGHT: (C)2007,JPO&INPIT
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