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Un dispositvo de unión para muelles espirales caracterizado esencialmente por estar constituído por una larga varilla dotada a intervalos regulares de una serie de bucles en "U" doblados sobre sí mismos también en forma de "U" cada uno de los cuales pasa de arriba abajo por la abertura central delimitada por la superposición de los aros superiores de los muelles espirales enganchando con el aro mas inferior de los referidos bajo el cual surgen a ambos lados los tramos rectos de la varilla principal.
ES111248U1965-01-291965-01-29Un dispositivo de union para muelles espirales.
ExpiredES111248Y
(es)