US PATENT SUBCLASS 277 / FOR 117
.~.~ With inserted sleeve expander (277/116.6)

Current as of: June, 1999
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277 /   HD   SEAL FOR A JOINT OR JUNCTURE

FOR 100  DF  RADIALLY CONTAINED PACKING WITH AXIALLY ACTING FOLLOWER (277/102) {15}
FOR 116  DF  .~ Telescoping actuator (277/116.4) {2}
FOR 117.~.~ With inserted sleeve expander (277/116.6)

DEFINITION

Classification: 277/FOR.117

Foreign art collections comprising a radially related sleeve disposed between the packing and a central member on which the packing is held, the sleeve being so configured that axial movement thereof will cause the packing to be biased radially outwardly into packing engagement.