ES77505U - Overpressure valve for hydraulic lifting devices in particular for hydraulic mine stemples (Machine-translation by Google Translate, not legally binding)
- Google Patents
Overpressure valve for hydraulic lifting devices in particular for hydraulic mine stemples (Machine-translation by Google Translate, not legally binding)
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.)
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Gutehoffnungshutte Sterkrade AG
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Gutehoffnungshutte Sterkrade AG
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Priority to ES0077505UpriorityCriticalpatent/ES77505Y/en
Publication of ES77505UpublicationCriticalpatent/ES77505U/en
Application grantedgrantedCritical
Publication of ES77505YpublicationCriticalpatent/ES77505Y/en
Overpressure valve for hydraulic lifting or support devices, in particular for hydraulic mine steels, characterized by valves being established whose rod is held in a jacket made of elastic material, mainly rubber, which in turn is covered with a metal cap to achieve said jacket acts as a recovery spring, whose stem at its end or tulip penetrates into an outlet channel made in the body in which the valve is installed, while the supply channel thereof leads to an annular chamber provided completely surrounding to the tulip or functional end of the shank. (Machine-translation by Google Translate, not legally binding)
ES0077505U1959-12-031959-12-03
Overpressure valve for hydraulic support lifting devices in particular for hydraulic mine sites
ExpiredES77505Y
(en)
Overpressure valve for hydraulic lifting devices in particular for hydraulic mine stemples (Machine-translation by Google Translate, not legally binding)
Device to download pressure mainly a valve of a pressure regulator charged with various pressures (Machine-translation by Google Translate, not legally binding)