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Gutehoffnungshutte Sterkrade AG
Original Assignee
Gutehoffnungshutte Sterkrade AG
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Filing date
Publication date
Application filed by Gutehoffnungshutte Sterkrade AGfiledCriticalGutehoffnungshutte Sterkrade AG
Publication of ES304281A1publicationCriticalpatent/ES304281A1/en
Valve for hydraulic mine steels, characterized in that by possessing a valve body and a valve seat disposed together with that in a sliding manner against an increasing resistance, in a direct current valve a stop intercepts the valve seat stroke that with the Increasing working pressure follows the valve body, already in a position in which the working pressure has reached only 3/4 of the preset opening pressure. (Machine-translation by Google Translate, not legally binding)
ES0304281A1964-08-081964-09-22Valve for stemplates of hydraulic mine (Machine-translation by Google Translate, not legally binding)
ExpiredES304281A1
(en)
Improvements in hydraulic control devices with driving slider and pressure increasing valve. (Machine-translation by Google Translate, not legally binding)