发明名称 |
ANKERSTANGE FÜR VERBUNDANKER |
摘要 |
<p>The tie-rod (1) has a bracing part (4) fitting into a hole, and a threaded profile (5) cooperating with an organic and or inorganic compound filler in the hole. The threaded profile is in the form of a coarse thread with thread-pitch (s) diminishing constantly or in steps from the front end (6) of the tie-rod to the back part (2). The thread pitch of the coarse thread is nil in the part (43)next to the back part. The coarse thread has a radial thread depth (t) diminishing constantly or in steps from the front end to the back. The front end is joined to the top part (7) which has a wedge-shaped point (8).</p> |
申请公布号 |
AT179243(T) |
申请公布日期 |
1999.05.15 |
申请号 |
AT19970810019T |
申请日期 |
1997.01.15 |
申请人 |
HILTI AKTIENGESELLSCHAFT |
发明人 |
SCHIEFER, ERWIN;POPP, FRANZ |
分类号 |
E21D21/00;F16B13/14;F16B33/02;F16B35/04;(IPC1-7):F16B13/14;E21D20/02 |
主分类号 |
E21D21/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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