Ball valve lubricating apparatus
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Apr 15, 1980
Grant Date -
N/A
app pub date -
Jun 27, 1978
filing date -
Jun 27, 1978
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Lubricating assembly for gas line ball valves in which a pressure vessel adapted to be filled with a lubricating fluid mounted above the ball valve, the pressure vessel having a descending discharge conduit ported into the valve body between spaced annular seals between which a ball valve element seats so that gas escaping from the ball valve flows into the pressurized vessel and lubricating oil flows by gravity through the conduit into the valve body.
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