专利名称：Self-piercing rivets
发明人：土肥 雄治
申请号：JP実願平3-92930
数学趣味题申请日：19911113
传奇英文公开号：JP実開平5-42729U
公开日：
windeln
19930611
专利内容由知识产权出版社提供
either>flightless bird
专利附图：
摘要： (57) [summary] In abolished the work to be drilled a pilot hole at the [purpo]pre-drill, to be able to improve the efficiency of the fastening work by the rivet.
[Configuration] consists of the outer cylinder 2 and the inner cylindrical body 3
化妆师学习Metropolitan, to one end of the outer cylinder 2, it will form a collar 2a which is engaged
with the rotating tool 4. The at implantation of the inner cylindrical body 3 as the outer cylindrical body 2 is deformed spreads radially outward, and an outer peripheral surface of the inner peripheral surface of the outer cylinder 2 and the inner cylindrical body 3, the other end of the outer cylindrical body 2 It aims to form a tapered shape to reduce the diameter. To the other end of the outer cylinder 2, it will form a drill part 2b of the inner cylindrical body 3 of the inner diameter d2 the same or smaller inner diameter d1 than that.
申请人：日本パワーフアスニング株式会社
初一英语学习方法
地址：滋賀県野洲郡中主町大字六条1018番地の1
inkjet
国籍：JP
代理人：石井 暁夫 (外2名)
airland>rialport更多信息请下载全文后查看
