公开(公告)号：US06955504B2

公开(公告)日：2005-10-18

申请号：US10761544

申请日：2004-01-20

申请人： Erich Leibhard ,  Robert Gienau ,  Wolfgang Ludwig

发明人： Erich Leibhard ,  Robert Gienau ,  Wolfgang Ludwig

IPC分类号： E21D20/02 ,  E21D21/00 ,  E02D20/02

CPC分类号： E21D21/0033 ,  E21D20/021 ,  E21D21/0053

摘要： An attachment element (1;51), includes a boring head (5), a hollow cylindrical receiving body (2; 53) having, at its end (4) facing in a setting direction (S) of the attachment element (1; 51), a recess for receiving the boring head (5) and at its opposite end (6), an engagement element (7), the attachment element further having at least one outlet opening (10.1; 10.2) through which a mortar mass located in the receiving body (2; 53) is squeezed out under a pressure applied by a piston (27), a channel section (29) extending between the mortar mass and the at least one outlet opening (10.1; 10.2), and an inner tube (21; 52) arranged in the receiving body (2; 53) at a predetermined distance from an inner wall of the receiving body (2; 53) for forming at least one suction channel (22; 42.1; 42.2) and in which the mortar mass and the channel section (29) are arranged.

摘要翻译： 一个安装元件（1; 51）包括一个镗头（5），一个中空的圆柱形容纳体（2; 53），在其端部（4）的朝向安装元件（1; 51），用于接收钻头（5）并且在其相对端（6）处的接合元件（7）的凹部，所述附接元件还具有至少一个出口开口（10.1; 10.2），砂浆质量位于该出口开口 在所述接收体（2; 53）中在由活塞（27）施加的压力下挤出，所述通道部分（29）在所述砂浆和所述至少一个出口（10.1; 10.2）之间延伸， 在所述接收体（2; 53）的内壁预定距离处布置在所述接收体（2; 53）中的管（21; 52），用于形成至少一个吸入通道（22; 42.1; 42.2） 灰浆质量和通道部分（29）。