US PATENT SUBCLASS 285 / 348
.~ With separable follower

Current as of: June, 1999
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285 /   HD   PIPE JOINTS OR COUPLINGS

335  DF  PACKED {20}
348.~ With separable follower

DEFINITION

Classification: 285/348

(under subclass 335) Devices wherein the sealing means is provided with a separable follower means which transmits pressure from the tightening means to the sealing means.

SEE OR SEARCH THIS CLASS, SUBCLASS:

270, for a separate packing actuator in a ball and socket joint.

338, for a spigot carried radially expansible packing.