END SEALING Russian patent published in 1999 - IPC

FIELD: sealings for rotary shafts of pump and compressor aggregates pumping liquid and gaseous medium. SUBSTANCE: end sealing including rotary and non-rotary sealing units has at least one axially movable sealing unit, the last is connected in zone of movable contact with part transferring or receiving torque through groove in said part. End sealing also includes locking member rotating around its own axis and having flat faces. Locking member has opening normal relative to axis of said member on its end turned to part. In said opening stud is arranged with dowel on its end. Dowel is placed with a gap relative to inner sides of locking member parallel to flat faces. EFFECT: enhanced reliability of end sealing. 4 dwg