Rotary kinetic fluid motors or pumps – Working fluid passage or distributing means associated with... – Plural distributing means immediately upstream of runner
Reexamination Certificate
2006-11-28
2006-11-28
Nguyen, Ninh H. (Department: 3745)
Rotary kinetic fluid motors or pumps
Working fluid passage or distributing means associated with...
Plural distributing means immediately upstream of runner
C415S208200, C415S211200, C277S654000
Reexamination Certificate
active
07140840
ABSTRACT:
A turboshaft engine, such as for example a turbine, including a segmented seal between two longitudinally adjacent elements such as, for example, a casing and a ring of sectors of vanes. According to one embodiment, a seal is interposed between a casing and a ring of sectors of vanes and includes a plurality of flexible segments having a straight deformation zone and a straight fluid-tight bearing zone.
REFERENCES:
patent: 3690785 (1972-09-01), Lind
patent: 3807898 (1974-04-01), Guy et al.
patent: 4314793 (1982-02-01), DeTolla et al.
patent: 5749218 (1998-05-01), Cromer et al.
patent: 5797723 (1998-08-01), Frost et al.
patent: 5987879 (1999-11-01), Ono
patent: 6318728 (2001-11-01), Addis et al.
patent: 6464232 (2002-10-01), Marchi et al.
patent: 6502825 (2003-01-01), Aksit et al.
patent: 0 787 890 (1997-08-01), None
patent: 1 002 972 (2000-05-01), None
Marchi Marc
Taillant Jean-Claude
Nguyen Ninh H.
Oblon & Spivak, McClelland, Maier & Neustadt P.C.
Snecma Moteurs
LandOfFree
Turboshaft engine comprising two elements connected to each... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Turboshaft engine comprising two elements connected to each..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Turboshaft engine comprising two elements connected to each... will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3641222