Method of setting a self-drilling, chemically anchorable...

Details Method of setting a self-drilling, chemically anchorable... Method of setting a self-drilling, chemically anchorable...

E - Fixed Constructions

21

D

E21D 20/02 (2006.01)

Patent

CA 2671375

A method of setting a self-drilling chemically anchorable fastening element (11; 51) includes mounting of an adaptor (31) on the second end (18; 58) of the shaft (12; 52) of the fastening element (11; 51), connecting the drilling power tool (41) with the adaptor (31), the adaptor having an engagement element (32) for the tool chuck (42), drilling a borehole (7) in the constructional component (6) with the self-drilling fastening element (11; 51), rotating the fastening element (11; 51) in a first rotational direction (R1), forcing out the hardenable mass located in the receiving space of the shaft of the fastening element from the fastening element with an ejection device, and pre-stressing the fastening element (11; 51) after at least partial hardening of the hardenable mass (15; 55) by rotating the adaptor (31) in a second rotational direction (R2) opposite the first rotational direction (R1), with at least a section of the adaptor (31) being displaced in a direction of the first end (17; 57) of the shaft (12; 52) of the fastening element.

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