Pipe joints or couplings – With assembly means or feature
Patent
1977-04-18
1979-03-06
Callaghan, Thomas F.
Pipe joints or couplings
With assembly means or feature
29401C, 29401F, 285 15, 285323, 285DIG13, F16L 2108
Patent
active
041427394
ABSTRACT:
Apparatus for connecting a cylindrical first member to a second member which may comprise: a tubular body attachable to the second member and adapted to receive one end of the first member; a gripping assembly carried by the body and movable from a radially expanded position, in which one end of the first member may be axially received and displaced from the body, to a radially contracted position gripping the exterior of the first member and preventing its axial displacement from the body; an annular seal assembly carried by the body and movable from a relaxed position, in which one end of the first member may be axially received therein, to a compressed position, sealingly engaging the first member; and an actuating assembly carried by the body and operable to move the gripping and seal assemblies to their contracted and compressed positions, respectively.
REFERENCES:
patent: 1194236 (1916-08-01), Richards
patent: 2664918 (1954-01-01), Hamer
patent: 3053553 (1962-09-01), Browning
patent: 3393926 (1968-07-01), Arnold
patent: 3695634 (1972-10-01), White, Jr.
patent: 3704033 (1972-11-01), Arnold
patent: 3713675 (1973-01-01), White, Jr.
patent: 3977702 (1976-08-01), White, Jr. et al.
patent: 3986728 (1976-10-01), Marsh
patent: 3999782 (1976-12-01), Shotbolt et al.
patent: 4006921 (1977-02-01), Mohr
Berryhill Bill B.
Callaghan Thomas F.
Compagnie Maritime d'Expertise, S.A.
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