Pipe joints or couplings – With leakage or drip disposal – Weep holes
Patent
1991-06-28
1992-03-03
Arola, Dave W.
Pipe joints or couplings
With leakage or drip disposal
Weep holes
285 80, 285419, 285423, F16L 5507
Patent
active
050926314
ABSTRACT:
A safety enclosure for gas line fittings is disclosed. The enclosure comprises a generally cylindrical housing formed to easily enclose and identify fittings on gas lines containing dangerous or toxic gases. The enclosures identify the potentially dangerous fittings and prevent opening of the fittings while the enclosure is in place.
REFERENCES:
patent: 1814412 (1931-07-01), Rutten
patent: 2048424 (1936-07-01), Caldwell
patent: 4630456 (1986-12-01), Nielsen
patent: 4826215 (1989-05-01), Sullivan
Martel Robert C.
Masnik Matthew G. M.
Arola Dave W.
Digital Equipment Corporation
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