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Individual
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Individual
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Priority to ES1976221594UpriorityCriticalpatent/ES221594Y/en
Publication of ES221594UpublicationCriticalpatent/ES221594U/en
Application grantedgrantedCritical
Publication of ES221594YpublicationCriticalpatent/ES221594Y/en
Device for joining tubular elements of screens, characterized in that it consists of a screw that has traversed in a longitudinal tubular element of the frame of the screen to be fixed by its end to a transverse tubular element thereof, to which end the end of the screw crosses inside. Cited tubular element transverse to a block, which is arranged intercalated between the nut of the screw and a synthetic washer attached to the longitudinal tubular element; all this arranged so that the peripheral expansion the plug against the inner walls of the transverse tubular element when screwing the nut by turning it, causes the fixing of said tubular element. (Machine-translation by Google Translate, not legally binding)
ES1976221594U1976-06-091976-06-09
DEVICE FOR THE UNION OF TUBULAR ELEMENTS OF SCREENS.
ExpiredES221594Y
(en)