Guide vane for a product swivel

Details Guide vane for a product swivel Guide vane for a product swivel

1984-11-23

1986-07-08

Chambers, A. Michael

Fluid handling

Systems

Articulated or swinging flow conduit

137580, 285190, 15 35, 1510406R, F16L 2706

Patent

active

045987351

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.

REFERENCES:
patent: 3698433 (1972-10-01), Dobler et al.
patent: 3866628 (1975-02-01), Weber et al.
patent: 4174127 (1979-11-01), Carn et al.
patent: 4183559 (1980-01-01), Stafford et al.
patent: 4250918 (1981-02-01), Tuson et al.
patent: 4391298 (1983-07-01), Ortloff
patent: 4441522 (1984-04-01), Griffin

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