Swivel construction and method of making the same

Details Swivel construction and method of making the same Swivel construction and method of making the same

1987-10-13

1989-02-14

Callaghan, Thomas F.

Pipe joints or couplings

With leakage or drip disposal

285 93, 285276, 285321, F16L 2708, F16L 3500

Patent

active

048042064

ABSTRACT:
A swivel construction and method of making the same are provided, the construction comprising a body member and an adaptor member, each member having opposed ends and having a passage passing through the ends thereof, one end of the body member and one end of the adaptor member being disposed in telescoped relation, the construction having a retainer disposed between the telescoped ends and tending to hold the members in the telescoped relation while permitting swivel movement therebetween, the construction having a seal disposed between the telescoped ends and tending to seal the telescoped ends together while permitting swivel movement therebetween, the construction having a bearing disposed between the telescoped ends and intermediate the retainer and the seal, the construction having structure for causing the seal to leak a certain amount after the retainer has worn away the bearing a certain amount but is still maintaining the one ends in the telescoped relation thereof.

REFERENCES:
patent: 1902697 (1933-03-01), Ellingsen
patent: 2688500 (1954-09-01), Scott
patent: 2916043 (1959-12-01), Rickard
patent: 3089713 (1963-05-01), Scaramucci
patent: 3558163 (1971-01-01), Moore et al.
patent: 4079969 (1978-03-01), Wilson et al.
patent: 4611834 (1986-09-01), Rabinovich
patent: 4615547 (1986-10-01), Sutcliffe et al.
patent: 4707000 (1987-11-01), Torgardh

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