(57) Multipurpose construction and single positioning of the case (5) between a retractable
cover (1) and a body (2), both being reinforced by discs (3), with a clear front for
accessing the case (5) provided with a brake pin (5.2), the body being provided with
exchangeable support legs (6) and/or caps (7) ending in a hook, as well as optimising
ring (5.3) with embedded tab (5.3.1), as well as shaft (10.4) elements, braking systems
with beam (8), and, if required, guide (8.1) and cord coil (9) winding systems.
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