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Individual
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Publication of ES272980A2publicationCriticalpatent/ES272980A2/en
Improvements in the object of the main patent No. 248,987, by "a spinning or twisting spindle device", formed by a spindle tube with bearing at the foot and another in the neck that are placed inside it and by a upper part of the spindle that is also provided with retention elements that prevent an involuntary extraction of the upper part of the spindle and of which one is, made rigid, inside the bore of the spindle nut of the upper part of the spindle and the other, executed as an elastic deformable annular disk, located on the spindle tube, the latter being deformable in such a way that the upper part of the spindle is insurable or unsecurable by a movement to be carried out only in axial direction, characterized by the fact that the annular disc deformable by elasticity with the edge of its bore, is located on a bushing provided above the bearing in the neck and that the Rigid retention element is formed by a ring that, near the upper end of the drill in the spindle nut, protrudes radially inward, presenting this ring made in one piece with the spindle nut, an invariable and limited shape , at the upper end of the bore of the spindle nut, a space in which the rim of the annular disc of the resilient deformable element enters, passing over the protruding ring inwards. (Machine-translation by Google Translate, not legally binding)
ES0272980A1961-04-121961-12-14A thread or retorting device (Machine-translation by Google Translate, not legally binding)
ExpiredES272980A2
(en)