Replaceable orifice for combustion tuning and related method

Details Replaceable orifice for combustion tuning and related method Replaceable orifice for combustion tuning and related method

2008-03-31

2011-11-01

Gartenberg, Ehud (Department: 3741)

Power plants

Combustion products used as motive fluid

Having mounting or supporting structure

C060S752000, C060S755000

Reexamination Certificate

active

08047008

ABSTRACT:
A combustor assembly having a transition piece and at least one orifice assembly in the transition piece, the orifice assembly comprising: a boss having an outside periphery and an inside periphery, the inside periphery including an annular seat and an upstanding flange formed with an annular, inwardly facing retaining ring groove, the boss fixed within an opening in the transition piece; an orifice plate having a bottom surface that is adapted to be received on the annular seat; and a retaining ring located in the retaining ring groove and at least partially engaged with the orifice plate.

REFERENCES:
patent: 2549818 (1951-04-01), Joy
patent: 3345723 (1967-10-01), Stilla et al.
patent: 4500030 (1985-02-01), Gerber et al.
patent: 4916577 (1990-04-01), Dawkins
patent: 5150778 (1992-09-01), Wolbers et al.
patent: 6250618 (2001-06-01), Greenhill
patent: 6499993 (2002-12-01), Steber et al.
patent: 7373772 (2008-05-01), Simons et al.
patent: 2747276 (1997-10-01), None

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