metal object 40 fig6 to conclude shows a part of a metal object 50 with anchoring assemblies provided with a fixing device 20 provided thereon during various stages of assembly on the left hand side of fig6 a weld stud 27 a provided with external screw thread 28 is welded to the metal object 50 furthermore an insulation block 29 is placed over the weld studs 22 in such a manner that the screw thread 28 is clear at all times a ring 19 is placed over the external screw thread 28 b of the weld stud 27 b a fixing device 20 c provided with internal screw thread is placed over external screw thread of the weld stud 27 c an anchoring element 4 is inserted into the through hole 24 of the fixing device 20 d a clamping element 30 is placed over the anchoring element 4 and the fixing device 20 e only a few embodiments of anchoring assemblies and fixing devices according to the invention are shown and described in the appended drawings and above description it will be understood however that many variants which may or may not be obvious to those skilled in the art are conceivable within the scope of the invention which is defined in the appended claims thus various suitable materials may be used for the various elements the weld stud may be a solder stud which is soldered to the metal object in that case the term u201c weld stud u201d or u201c solder stud u201d as used herein is.