Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TALLERES AUXILIARES de la INDUSTRIA MINERA SA
Original Assignee
TALLERES AUXILIARES de la INDUSTRIA MINERA SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by TALLERES AUXILIARES de la INDUSTRIA MINERA SAfiledCriticalTALLERES AUXILIARES de la INDUSTRIA MINERA SA
Priority to ES1984280030UpriorityCriticalpatent/ES280030Y/en
Publication of ES280030UpublicationCriticalpatent/ES280030U/en
Application grantedgrantedCritical
Publication of ES280030YpublicationCriticalpatent/ES280030Y/en
Self-perfected pit for mines, of the type comprising two telescopically coupled bodies, characterized in that the outer body, closed by its base, incorporates an orifice closing cap, provided with internal recesses for a scraping means of the outer surface of the inner body and a guide sleeve thereof, passing it through the cover, while the internal body incorporates external means of control to produce its displacement, being closed by an upper seat plate and a closing cover, both removable, to allow filling its interior with a hydraulic fluid, while its lower base or bottom is closed and externally provided with a gasket, containing inside the organs of extensible actions and collection. (Machine-translation by Google Translate, not legally binding)
ES1984280030U1984-06-141984-06-14
AUTONOMOUS STRIP PERFECTED FOR MINES
ExpiredES280030Y
(en)
Hydro-mechanical shock absorber - has fluid chamber with needle valve receivable in central column which is fitted with resilient skirt attached to inner telescopic cylinder
Hydro-mechanical shock absorber - has fluid chamber with needle valve receivable in central column which is fitted with resilient skirt attached to inner telescopic cylinder