Pipe joints or couplings – With casing – lining or protector
Reexamination Certificate
2007-09-25
2011-11-22
Bochna, David E (Department: 3679)
Pipe joints or couplings
With casing, lining or protector
C285S325000, C464S172000
Reexamination Certificate
active
08061737
ABSTRACT:
A guard system for a coupling that connects a first component to a second component in a pressurized machinery system includes a coupling guard moveable between an open position, which allows access to an internal region of the coupling, and a closed position, which forms a seal surrounding the coupling from the first component to the second component. The system also includes a guide for directing movement of the coupling guard.
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Majot Kevin M.
Rohrs Charles A.
Bochna David E
Dresser-Rand Company
Edmonds & Nolte PC
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