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BAHR HANS E
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BAHR HANS E
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Priority to ES0044258UpriorityCriticalpatent/ES44258U/es
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Structures Of Non-Positive Displacement Pumps
(AREA)
Abstract
Una hélice para ventilador, caracterizada por estar moldeada de una sola pieza de material elástico; por presentar un núcleo o botón central en forma de casquete de paraboloide de revolución, del cual arrancan las palas uniformemente repartidas; la base del casquete es plana y presenta una perforación central para enchufe con el eje, un canal anular, con encaje para un tornillo radial que solidarizará la hélice con el eje; presenta, además, una corona de alvéolos para equilibrar o lastrar a la hélice.
ES0044258U1954-09-251954-09-25Una hélice para ventilador
PendingES44258U
(es)