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Chaves Soler alberto
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Chaves Soler alberto
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Application filed by Chaves Soler albertofiledCriticalChaves Soler alberto
Priority to ES1973193636UpriorityCriticalpatent/ES193636Y/en
Publication of ES193636UpublicationCriticalpatent/ES193636U/en
Application grantedgrantedCritical
Publication of ES193636YpublicationCriticalpatent/ES193636Y/en
Improved dry anchoring safety pin, equipped with an expansion bushing provided with fractionation zones for breaking under the pressure of the elements inside the bushing, characterized in that the expansion bushing has two conical surfaces inside it same angle of taper, joined by an intermediate cylindrical surface, whose surfaces respectively coincide with a rear nut with a frustoconical outer surface, threaded to a screw or threaded rod, with an intermediate cylindrical bushing and with an outer frustoconical outer bushing. (Machine-translation by Google Translate, not legally binding)
Group of axis and two wheels of railway, with separation variable simultaneous of both wheels. (Machine-translation by Google Translate, not legally binding)