Seal for a joint or juncture – Seal between relatively movable parts – Relatively rotatable radially extending sealing face member
Patent
1978-04-13
1979-09-18
Smith, Robert I.
Seal for a joint or juncture
Seal between relatively movable parts
Relatively rotatable radially extending sealing face member
F16J 1534
Patent
active
041680723
ABSTRACT:
A sealing mechanism, comprises: a first member having a conical bore formed in coaxial relation with its own axis and a first face formed at the side thereof; a second member made of a metal and relatively rotatable with respect to the first member, the second member having a second face spaced from and opposing to the first face of the first member, and an annular groove recessed away from and opposing to the conical bore to have a bottom face and radially inner and outer faces connecting the bottom face and the second face; an annular floating seal assembly accommodated in the conical bore of the first member, the annular floating seal assembly including a metal seal ring having a lip portion extending radially outwardly and toward the annular groove, and a resilient annular ring disposed between the conical bore and the seal ring to urge the seal ring toward the annular groove; and a ring member made of a metal and provided in the annular groove to have a rear face in metal-to-metal contact with the bottom face of the annular groove and a fore face in sliding contact with the lip portion of the ring member to complete sealing between the first and second members during relative rotation of the first and second member.
REFERENCES:
patent: 3624809 (1971-11-01), Beninga
patent: 3861765 (1975-01-01), Follert
patent: 3905607 (1975-09-01), Maguire et al.
Smith Robert I.
Teijin Seiki Company Limited
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