Patent ID: 11885193
Assignee: SAFOCO, INC.
Field: Civil engineering (Other fields)
Classification: CPC E  F | IPC E

Claim 17:
18. A spool assembly for fluidly connecting wellhead structures, comprising:
a first end flange;
a second end flange;
a pivotable connection positioned between the first end flange and the second end flange, the pivotable connection comprising:
a connection tubular comprising an outer spherical surface,
a bearing tubular comprising a spherical end disposed about the outer spherical surface of the connection tubular,
a socket flange tubular disposed about the spherical end of the bearing tubular, and
a shoulder flange tubular disposed about an outer shoulder of the connection tubular, the shoulder flange tubular coupled to the socket flange tubular;

an intermediate tubular positioned between the pivotable connection and the first end flange;
a second pivotable connection positioned between the first end flange and the second end flange, the second pivotable connection comprising:
a second connection tubular comprising an outer spherical surface,
a second bearing tubular comprising a spherical end disposed about the outer spherical surface of the second connection tubular,
a second socket flange tubular disposed about the spherical end of the second bearing tubular, and
a second shoulder flange tubular disposed about an outer shoulder of the second connection tubular, the second shoulder flange tubular coupled to the second socket flange tubular; and

a second intermediate tubular positioned between the second pivotable connection and the second end flange.