Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by IndividualfiledCriticalIndividual
Priority to ES1967132071UpriorityCriticalpatent/ES132071Y/es
Publication of ES132071UpublicationCriticalpatent/ES132071U/es
Application grantedgrantedCritical
Publication of ES132071YpublicationCriticalpatent/ES132071Y/es
Un tubo perfeccionado, caracterizado esencialmente por el hecho de comprender dos canales semicircunferenciales, cuyos extremos libres presentan sendas aletas longitudinales en sentido diametral, onduladas, y provistas de orificios espaciados para el paso de tornillos de fijación de las dos canales por superposición, presentando las paredes del tubo una sucesión de resaltos anulase alternados con otra de depresiones anulares que debido a su curvatura proporcionan al tubo una mayor resistencia.