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CRESPI BOVER MARTIN
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CRESPI BOVER MARTIN
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Application filed by CRESPI BOVER MARTINfiledCriticalCRESPI BOVER MARTIN
Priority to ES0052616UpriorityCriticalpatent/ES52616Y/en
Publication of ES52616UpublicationCriticalpatent/ES52616U/en
Application grantedgrantedCritical
Publication of ES52616YpublicationCriticalpatent/ES52616Y/en
An axis for drafting rollers, with retention device for lubricating grease, whose essential characteristics consist in that in its central recessed areas, included between each two supporting flanges of the stretching sleeves, there are two non-recessed strips of equal diameter that those walloons, equidistant from the central plane of the corresponding sleeve, in which, on its periphery, there are carved two grooves, in the form of spirals; it is essential that in each loop the furrow be deviated to one side in the form of that, to link with the next one; the set of deviations forming an alignment according to the generatrices of each non-recessed strip. (Machine-translation by Google Translate, not legally binding)