Guide vane for a product swivel
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United States of America Patent
Stats
-
Jul 8, 1986
Grant Date -
N/A
app pub date -
Nov 23, 1984
filing date -
Nov 23, 1984
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A rotatable swivel adapted for assuring the passage of a scraper pig or a separator pig through a conveyance system of which and the swivel is a part is disclosed. The swivel includes a guide vane pivotally mounted in an inner ring of a swivel body to enable movement between a retracted position for assembling the inner ring with an outer ring and an operating position for insuring the passage of the pig from an inlet to an outlet communicating with a toroidally shaped conduit chamber of the rotatable swivel. A removable locking pin secures the guide vane in the operating position to assure the passage of the pig. A retracted position port and an operating position port are disposed in an outer ring of the swivel body to enable movement of the guide vane between the retracted and operating positions.
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