Double roof graduable suspended fixing device. (Machine-translation by Google Translate, not legally binding)

摘要

Suspended suspension device adjustable double roof characterized by consisting of a pair of elements, one of them being a vertical plate, held at one end to the true roof, which has a pair of overlapping tongues oblique to each other in which paths are practiced slots in which a vertical plate is inserted and fastened, the length of the slots being sufficiently greater than the width of the aforementioned plate, to allow the easy introduction of this through those when, forcing them against each other, both are placed practically in the same plane, and that, when releasing both tongues and tending these to recover their rest position in planes oblique to each other, the useful length of their grooves is reduced by imprisoning the plate. (Machine-translation by Google Translate, not legally binding)