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Un interruptor automático de boya, que abre circuito cuando el nivel del líquido dentro del depósito donde se coloca alcanza una altura máxima y le cierra cuando baja al nivel a un mínimo, caracterizado por comprender un flotador montado en el extremo inferior de una barra dispuesta verticalmente, provista de dos topes y guiada por un tubo solidario de la caja en cuyo interior va el interruptor, pudiéndose regular la posición de los topes en la varilla según los niveles máximo y mínimo a controlar.
ES0069434U1958-10-311958-10-31Interruptor automático de boya
ExpiredES69434Y
(es)