from inside the pipe ( specially adapted for bends, branch units, branching pipes, or the like F16L55/179)

Full Title

Devices or appurtenances for use in, or in connection with, pipes or pipe systems (F16L1/00 - F16L53/00, F16L57/00, F16L59/00 take precedence; repairing or joining pipes on or under water F16L1/26; cleaning of pipes B08B9/02, e.g. removal of blockages B08B9/027; devices for preventing bursting of water pipes by freezing E03B7/10) > Devices for covering leaks in pipes or hoses, e.g. hose-menders > from inside the pipe ( specially adapted for bends, branch units, branching pipes, or the like F16L55/179)

Child Classifications

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• F16L 55/163 a ring, a band or a sleeve being pressed against the inner surface of the pipe
• F16L 55/164 a sealing fluid being introduced in the pipe (F16L55/1645 takes precedence)
• F16L 55/1645 a sealing material being introduced inside the pipe by means of a tool moving in the pipe
• F16L 55/165 a pipe being inserted in the damaged section