Apparatus for driving ratchet spanner

摘要

The apparatus comprises a brace (13) extending along the spanner up to the element forming the bridging piece (14). The brace has a profiled shape (13b) to receive a ratchet spanner (15). An elastic recall device (16) is arranged within the brace to ease handling of the spanner. The recall device consist of a spring and has a U-shape, with protruding parts resting on the side of the ratchet.