Swivel joint

Claim 1

A SWIVEL FITTING COMPRISING: A BODY HAVING A TUBULAR PORTION PROVIDED WITH A RADIALLY OPENING PORT: MEANS ON SAID BODY DEFINING FIRST AND SECOND ANNULAR RADIAL CONFRONTING SHOULDERS SPACED OPPOSITELY LONGITUDINALLY FROM SAID PORT; A TUBULAR CONNECTOR CONCENTRICALLY ABOUT SAID TUBULAR BODY PORTION AND HAVING A MID-PORTION PROVIDED WITH AN OPENING AND OPPOSITELY EXTENDING END PORTIONS, EACH OF SAID END PORTIONS HAVING AN INTERNAL DIAMETER GREATER THAN SAID MID-PORTION TO DEFINE FIRST AND SECOND ANNULAR RADIAL SHOULDERS FACING AWAY FROM EACH OTHER AND RESPECTIVELY TOWARD THE PLANES OF SAID FIRST AND SECOND SHOULDERS OF THE BODY; FIRST AND SECOND ANNULAR SLEEVES CONCENTRICALLY ABOUT SAID TUBULAR BODY PORTIONS, SAID FIRST SLEEVE HAVING A FIRST RADIALLY OUTTURNED END PORTION DEFINING AN ANNULAR RADIAL SHOULDER FACIALLY ENGAGING SAID FIRST RADIAL SHOULDER OF THE CONNECTOR, A MIDPORTION RADIALLY WITHIN SAID MID-PORTION OF THE CONNECTOR, SECOND RADIALLY INTURNED END PORTION EXTENDING TO ADJACENT THE OUTER SURFACE OF SAID TUBULAR BODY PORTION SPACED LONGITUDINALLY FROM SAID PORT, SAID MID-PORTION OF THE SLEEVE AND SECOND RADIALLY INTURNED END PORTION OF THE SLEEVE DEFINING AN ANNULAR RECESS OPENING RADIALLY INWARDLY AND LONGITUDINALLY TOWARD SAID FIRST ANNULAR SHOULDER ON THE BODY, SAID SECOND SLEEVE HAVING A FIRST RADIALLY OUTTURNED END PORTION DEFINING AN ANNULAR RADIAL SHOULDER FACIALLY ENGAGING SAID SECOND RADIAL SHOULDER OF THE CONNECTOR, A MID-PORTION RADIALLY WITHIN SAID MID-PORTION OF THE CONNECTOR, A SECOND RADIALLY INTURNED END PORTION EXTENDING TO ADJACENT THE OUTER SURFACE OF SAID TUBULAR BODY PORTION SPACED LONGITUDINALLY OF SAID PORT OPPOSITELY TO SAID SECOND END PORTION OF THE FIRST SLEEVE, SAID MID-PORTION OF THE SECOND SLEEVE AND SAID SECOND RADIALLY INTURNED END PORTION OF THE SECOND SLEEVE DEFINING AN ANNULAR RECESS OPENING RADIALLY INWARDLY AND LONGITUDINALLY TOWARD SAID SECOND ANNULAR SHOULDER ON THE BODY; RETAINER MEANS INCLUDING A FIRST ANNULAR RETAINER CONCENTRICALLY ROTATABLY JOURNALLED ON SAID TUBULAR PORTION BETWEEN SAID FIRST SLEEVE AND SAID FIRST ANNULAR SHOULDER ON THE BODY AND EXTENDING ACROSS SAID RECESS OF THE FIRST SLEEVE, SAID RETAINER BEING THREADEDLY SECURED TO SAID TUBULAR CONNECTOR WITHIN SAID END PORTION THEREOF AND HAVING A RADIAL SURFACE ENGAGING AND FORCING SAID FIRST END PORTION OF SAID FIRST SLEEVE INTO SEALING ENGAGEMENT WITH SAID FIRST RADIAL SHOULDER OF THE CONNECTOR, AND A SECOND ANNULAR RETAINER CONCENTRICALLY ROTATABLY CARRIED ON SAID TUBULAR PORTION BETWEEN SAID SECOND SLEEVE AND SAID SECOND ANNULAR SHOULDER OF THE BODY AND EXTENDING ACROSS SAID RECESS OF THE SECOND SLEEVE; AND MEANS FOR SEALING SAID TUBULAR CONNECTOR SWIVELLY TO SAID TUBULAR PORTION INCLUDING A FIRST RESILIENT RING COAXIALLY DISPOSED IN SAID RECESS OF THE FIRST SLEEVE, AND A SECOND RESILIENT RING COAXIALLY DISPOSED IN SAID RECESS OF THE SECOND SLEEVE.