Rotary kinetic fluid motors or pumps – Working fluid passage or distributing means associated with... – Plural distributing means immediately upstream of runner
Reexamination Certificate
2007-12-25
2007-12-25
Edgar, Richard A. (Department: 3745)
Rotary kinetic fluid motors or pumps
Working fluid passage or distributing means associated with...
Plural distributing means immediately upstream of runner
C277S593000, C411S903000, C411S542000
Reexamination Certificate
active
11012251
ABSTRACT:
The metal sheet of the invention includes means for fixing it to a support and a seal gasket laid out along these means. The fixing means comprise at least one lumen provided on the metal sheet by punching, with a cavity for receiving a head of a fixing component corresponding to a metal sheet portion protruding on the opposite face and a washer for transferring stresses between the metal sheet and the support on said protruding portion.
REFERENCES:
patent: 4957403 (1990-09-01), Corain et al.
patent: 6460859 (2002-10-01), Hammi et al.
patent: 6536775 (2003-03-01), Inciong
patent: 811 718 (1959-04-01), None
Mahy Frederic
Remy Christophe
Edgar Richard A.
SNECMA Moteurs
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