Hose joint (Machine-translation by Google Translate, not legally binding)

摘要

Hose joint, characterized, that between the nut-box where there is a piece that ends in a spherical shape and the male that is screwed to that, equipped in turn with a spherical head piece, is housed a cylindrical piece of rubber with bases Spherical that press those spheres. (Machine-translation by Google Translate, not legally binding)