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Priority to ES1973193271UpriorityCriticalpatent/ES193271Y/en
Publication of ES193271UpublicationCriticalpatent/ES193271U/en
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Publication of ES193271YpublicationCriticalpatent/ES193271Y/en
Hoop for the fixation of quills that are arranged in the lower part of the synthetic resin bobbins and serve for the retention of the same within the shuttle, characterized by consisting of a metallic piece, laminar, annular, without solution of continuity, of grooved U-shaped profile, with the open part facing inwards and with the bottom part, rounded, arranged towards the outside so that its inner marginal zone is apt to be inserted in position, in the part lower of the bobbin, during the molding thereof, and leaving the outer ring area forming a rounded and smooth annular projection, suitable for the retainer action of the bobbin. (Machine-translation by Google Translate, not legally binding)
ES1973193271U1973-07-091973-07-09
RING FOR FASTENING THE SHABS.
ExpiredES193271Y
(en)