VORRICHTUNG ZUM EINSTELLEN DER LAENGE DES MASTES ODER GABELBAUMES EINES SEGELBRETTES OD.DGL.

摘要

The invention relates to a device for adjusting the length of a telescopic mast or boom in a windsurf. The two tubular elements are fixed by means of an O-ring freely movable on the inner tube and squashed against said inner tube by means of a bushing integral to the external tube.