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Priority to ES1971172747UpriorityCriticalpatent/ES172747Y/en
Publication of ES172747UpublicationCriticalpatent/ES172747U/en
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Publication of ES172747YpublicationCriticalpatent/ES172747Y/en
Device for sliding doors, characterized essentially by the fact of comprising: a longitudinal piece of u-section and inverted operative position, which presents the free end parts of its vertical branches operatively bent inwards to serve as guide elements; a idler wheel which slides along said guide elements and rotates on an axis of ends fixed to the vertical branches of a second piece of u-section, of inverted position and integrated together with the idler inside the longitudinal piece in u, because attached to the end parts of said second u-piece are the free ends of the vertical branches of a third u-piece, which presents the middle areas of said narrowed vertical branches to facilitate the flow of them through the guide elements, and because the bottom of said third u-piece has a semicircular recess where a screw is housed in a vertical position, provided in its upper part with hemispherical nut with holes for tightening, and in its lower part two washers, one with a curled surface and another with a smooth surface, and a nut provided with a lock nut, and also because, following the lock nut, there is a longitudinal plate c or holes for the insertion therein of the fixing elements of said plate to the lower or upper edges of a door leaf. (Machine-translation by Google Translate, not legally binding)
ES1971172747U1971-09-301971-09-30
DEVICE FOR SLIDING DOORS.
ExpiredES172747Y
(en)
For a fixing apparatus for elastic straps intended for the practice of gymnastic exercises. (Machine-translation by Google Translate, not legally binding)