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经营范围
发明名称
胀螺锚
摘要
申请公布号
TW031944
申请公布日期
1980.08.01
申请号
TW06622302
申请日期
1977.07.28
申请人
冈部株式会社
发明人
中崎正义
分类号
E04G21/16
主分类号
E04G21/16
代理机构
代理人
陈权太 台北巿忠孝东路一段一三八号六楼
主权项
一种胀螺锚,系以由中心部设有贯通孔之金属筒状之胀螺锚本体、及收容于该胀螺锚本体内之圆锥状销所构成;该圆锥状销之一端部周面系形成一小段之圆柱面而其余之周面系形成圆锥面,又上述胀螺锚本体系沿着长度方向由下端开设有一段长度之开缝,而上述贯通孔系由大径孔与小径孔所形成,在该大径孔与小径孔之交接处形成一个段部,并以该贯通孔之小径孔夹住上述圆锥状销之圆柱面,且在胀螺锚本体之下端部外周设有防脱用之多数凹凸沟,同时在上述贯通孔之上端部内周面设有一段之螺纹为特征者。
地址
日本国东京都墨田区押上2丁目8番2号
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