E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
E04G7/00—Connections between parts of the scaffold
E04G7/30—Scaffolding bars or members with non-detachably fixed coupling elements
E04G7/301—Scaffolding bars or members with non-detachably fixed coupling elements for connecting bars or members which are parallel or in end-to-end relation
Procédé de réalisation de liaison mécanique de ronds à béton, rond à béton autorisant la mise en oeuvre du dit procédé et liaison mécanique de ronds à béton ainsi réalisée