SELF-SEALING FLANGELESS JOINT WITH SPLIT RING Russian patent published in 2014 - IPC F16J15/00 

FIELD: construction.

SUBSTANCE: self-sealing flangeless joint comprises two fixed parts relative to each other, made one in the form of a body, the other in the form of a cover with a circular support, a split ring, a circular bottom box of T-shaped cross section, a gland stuffing and pressing pins. The circular bottom box of T-shaped cross section, split-ring connection elements and circular bottom box of F-shaped cross section with supports of different height are installed in a gap for installation and removal of the split ring, and the circular bottom box of T-shaped cross section is installed as capable of movement under action of sealed pressure and pressing of stuffed glands, which self-seal the flangeless joint regardless of the split ring.

EFFECT: invention allows increasing joint reliability.

1 dwg