Tension device for vertical tarpaulin comprises two identical pieces composed of stiffener bar and notch housing tensioning system comprising spring wound round Tee-shaped metallic piece

摘要

The tension device consists of two identical metallic pieces fitted with a tension system (4,5,6) at each end which enable the tarpaulin to be tensioned. The pieces are composed of a stiffener bar (1) and a notch (2) at the ends for housing a bar (3) and the tensioning system. The tensioning system comprises a spring (6) wound round a Tee-shaped metallic piece (5) which is held by a nut.