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Individual
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Priority to ES0069224UpriorityCriticalpatent/ES69224Y/en
Publication of ES69224UpublicationCriticalpatent/ES69224U/en
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Publication of ES69224YpublicationCriticalpatent/ES69224Y/en
A mechanism for retractable pens, characterized essentially by the fact of comprising a single moving part consisting of a cylinder with two diameters, one of them minimum to protrude to the outside and serve its end as a push button and the other in step, tubular arrangement that externally It is carved according to four helical inputs from the step, which inputs are unevenly inserted into the cylindrical surface, leaving some with great course and others contiguous with minimum course, adjacent and in symmetrical order, two long and two short, comprising as element guide and fixed to cause the rotation of the helical system a terminal of the fixing clip which terminal penetrates inside the cap and forms a tongue that with bevel tip enters the helical grooves and leaves them passing to the contiguous in each pulsation thoroughly of the mobile body. (Machine-translation by Google Translate, not legally binding)