Rotary kinetic fluid motors or pumps – With sound or vibratory wave absorbing or preventing means...
Reexamination Certificate
2008-05-06
2008-05-06
Edgar, Richard A. (Department: 3745)
Rotary kinetic fluid motors or pumps
With sound or vibratory wave absorbing or preventing means...
C415S199400, C416S175000, C416S203000
Reexamination Certificate
active
07367775
ABSTRACT:
A rotor comprising several blades rotating together with the rotor, particularly running blades, and the blades forming at least one blade ring, is disclosed. The blades within the, or each, blade ring are arranged at a different distance from one another.
REFERENCES:
patent: 1534721 (1925-04-01), Lasche
patent: 3006603 (1961-10-01), Caruso et al.
patent: 0 921 274 (1999-06-01), None
patent: 921274 (1999-06-01), None
Borufka Hans-Peter
Pirker Klaus
Crowell & Moring LLP
Edgar Richard A.
MTU Aero Engines GmbH
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