Improvements introduced in the construction of nasas (Machine-translation by Google Translate, not legally binding)

摘要

Improvements introduced in the construction of pots comprising a fixed base defined by a metal frame of rectangular profile closed a plurality of metal arcs that have their ends pivoted on said base on transverse axes to the latter a bar that connects the crests of said arcs so that it forces to a simultaneous angular movement a mesh pavilion that extends on said arcs and united marginally to said base and releasable means to fix said arches and flag in raised position. (Machine-translation by Google Translate, not legally binding)