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NINNELT ENTWICKLUNGS und VERTR
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NINNELT ENTWICKLUNGS und VERTR
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Application filed by NINNELT ENTWICKLUNGS und VERTRfiledCriticalNINNELT ENTWICKLUNGS und VERTR
Publication of ES344251A1publicationCriticalpatent/ES344251A1/en
A bottle valve device for mounting in high pressure bottles filled with a pressure agent, with a valve body which, with one of its threaded ends, is hermetically screwed into a threaded hole of a high pressure bottle, and in which a sealing piston sealed with respect to the valve body is displaceable, piston which is operable from the outside in order to open a check valve arranged in the valve body, the valve member of the check valve being under the action of a spring and, the bottle valve device being mounted, also under the action of the pressing agent, pressed against a sealing ring disposed in the valve seat and sealingly engaged in an annular groove of the valve body, characterized because the valve member narrows in its periphery in the direction of the valve seat, periphery which, in the closed position of the check valve n, it is pressed against a rigid annular support provided in the valve body and which determines the position of the valve member and against which tapered periphery is pressed transversely sealing ring with its inner periphery. (Machine-translation by Google Translate, not legally binding)
ES344251A1966-08-261967-08-19A bottle valve device. (Machine-translation by Google Translate, not legally binding)
ExpiredES344251A1
(en)