US PATENT SUBCLASS 277 / 604
.~.~ Allows rolling or folding

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

590  DF  SEAL BETWEEN FIXED PARTS OR STATIC CONTACT AGAINST RELATIVELY MOVABLE PARTS {3}
602  DF  .~ Contact seal for a pipe, conduit, or cable {10}
604.~.~ Allows rolling or folding

DEFINITION

Classification: 277/604

Allows rolling or folding:

(under subclass 602) Pipe, conduit, or cable including means permitting at least a part the seal to rotate or bend completely over on itself.