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ARBOELL ROLF
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ARBOELL ROLF
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Specific Sealing Or Ventilating Devices For Doors And Windows
(AREA)
Abstract
Mejoras introducidas en la fabricación de bisagras de cierre automático para puertas en las cuales ambos manguitos superior e inferior, de los órganos de engozne, donde cooperan en contacto haciendo tope, están conformados según una curva en hélice de modo que la puerta sube al abrirse y baja al cerrarse; caracterizadas por el hecho de que el pivote del gozne tiene forma de tubo sujeto al órgano inferior de engozne.
ES0258585A1959-06-031960-06-02Mejoras introducidas en la fabricacion de bisagras de cierre automatico para puertas
ExpiredES258585A1
(es)