Apparatus to develop the muscles. (Machine-translation by Google Translate, not legally binding)

摘要

Apparatus for developing muscles, characterized by comprising the arrangement of two pieces, one of a cylindrical nature, which runs along another of tubular nature in whose bottom has a spring spring that acts on the base of the cylindrical rod, counting both pieces with "T" heads and two lateral mouths, in which the free ends of a pair of flexible arches are retained, which allows to establish a deformable and recoverable assembly to its primitive position when exerting external pressure on it. (Machine-translation by Google Translate, not legally binding)