Pipe joints or couplings – With leakage or drip disposal – Weep holes
Patent
1980-07-02
1984-01-10
Arola, Dave W.
Pipe joints or couplings
With leakage or drip disposal
Weep holes
138 40, 65101, 65309, 415168, 285156, F16L 5500
Patent
active
044249896
ABSTRACT:
An improved drain hole is provided for a pneumatic line of a gas turbine engine. The improvement is essentially comprised of an enlargement that prevents liquid surface tension at the drain hole outer opening from inducing buildup of liquid inside the pneumatic line.
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patent: 2921432 (1960-01-01), Morcotte et al.
patent: 3426526 (1969-02-01), Tornmarck
patent: 3906984 (1975-09-01), Rich et al.
patent: 3977426 (1976-08-01), Pyle
patent: 4052178 (1977-10-01), Frantz
patent: 4224826 (1980-09-01), McLoughlin
Spencer William R.
Whitley, Jr. George F.
Arola Dave W.
General Electric Company
Lawrence Derek P.
Walk Donald W.
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