发明名称 FIXING DEVICE FOR FLOOR SLAB FOR RAILWAY TRACK
摘要 PROBLEM TO BE SOLVED: To provide a fixing device for a floor slab for railway track capable of fixing the concrete floor slab for railway track securely and firmly when constructing the railway track of composite structure system on an existing steel bridge girder. SOLUTION: This fixing device for the floor slab for railway track is provided with a fixing fitting attached to a lower face part of the floor slab 2 for railway track and abutting on the steel bridge girder 1 to prevent the floor slab 2 for railway track from moving and a fixing bolt 6 and a tapered washer 7 for fixing the fixing fitting on the lower face part of the floor slab 2 for railway track. The fixing fitting 5 is provided with a washer mounting part 5c having a tapered face inclining in the direction of right angle to axis of the steel bridge girder 1. The washer mounting part 5c is provided with a thin and long bolt hole 5d in the direction of right angle to axis of the steel bridge girder 1. The fixing bolt 6 is inserted into the bolt hole 5d. The tapered washer 7 is provided between the washer mounting part 5c and a head part 6a of the fixing bolt 6. COPYRIGHT: (C)2010,JPO&INPIT
申请公布号 JP2009281111(A) 申请公布日期 2009.12.03
申请号 JP20080136949 申请日期 2008.05.26
申请人 RAILWAY TECHNICAL RES INST;ABE NIKKO KOGYO:KK 发明人 SUGIMOTO ICHIRO;SAITO MASAMITSU;YOKOGAWA KATSUNORI;MIYAKE JUNICHIRO
分类号 E01D19/12 主分类号 E01D19/12
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