发明名称 NOISE REDUCTION STRUCTURE FOR CHAIN STORAGE TYPE FENCE POST
摘要 PROBLEM TO BE SOLVED: To provide a noise reduction structure for a chain storage type fence post, which stores a chain in the inside of a fence post body having a hollow cylindrical shape to allow a user to bring the chain in/out of the fence post freely and constituted using a sound absorbing member having a higher strength and durability than a sound absorbing member made of synthetic resin to resist to collision impact caused when taking the chain into/out of the fence post.SOLUTION: This noise reduction structure of the chain storage type fence post is constituted by winding the sound absorbing member 5 having many protruding parts 52 formed on one side or both sides of a metallic thin plate 51 cylindrically by arranging the protruding parts 52 on an outer side and inserting the sound absorbing member 5 inside the fence post body 10 to surround a chain storage space in the fence post body 10.
申请公布号 JP2011012441(A) 申请公布日期 2011.01.20
申请号 JP20090157073 申请日期 2009.07.01
申请人 HOKUDEN KOGYO KK 发明人 KITADA YOSHIHIRO
分类号 E01F13/04 主分类号 E01F13/04
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