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Dispositivo reforzado de corredera para puerta y/o ventana, de los de tipo de carril superior, que se caracteriza por que este tiene en su aleta inferior, una prominencia semicircular, por la que corren las ruedas de sustentación, que presentan en su superficie de rodadura, una canal rehundida, que encaja con aquella; las ruedas van de dos en dos, acopladas a carros constituidos por dos piezas perfiladas y/o estampadas, con unión articulada en el cruce de sus ejes perpendiculares.
ES1975215712U1975-09-301975-09-30Dispositivo reforzado de corredera para puerta yno ventana.
ExpiredES215712Y
(es)
Perfezionamento ai mezzi di chiu perfezionamento ai mezzi di chiusura e di articolazione dei serramenti particolarmente del tipo realizzato in profilati metallici e relativi serramenti perfezionati