Rotary kinetic fluid motors or pumps – Axially opposed working fluid paths to or from runner – Pump impeller means
Reexamination Certificate
2006-10-24
2006-10-24
Nguyen, Ninh H. (Department: 3745)
Rotary kinetic fluid motors or pumps
Axially opposed working fluid paths to or from runner
Pump impeller means
C415S100000, C415S211200, C416S19800R
Reexamination Certificate
active
07125219
ABSTRACT:
The invention relates to a high-pressure fan which comprises an electric motor provided with a shaft that goes through it; blade wheels which are mainly made of a carbon fibre-based composite material, arranged on both sides of the electric motor and mounted directly on the shaft of the electric motor; fan housings surrounding the blade wheels; and an intermediate channel which connects a pressure opening of one fan housing to a suction opening of the other fan housing, the intermediate channel being integrated into the base structure of the high-pressure fan.
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Blåfield Jukka
Kuokkanen Jari
Lindroos Kåre
Majamäki Olli
Sandberg Ilppo
Flakt Woods AB
Nguyen Ninh H.
Nixon & Vanderhye PC
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