Fluid reaction surfaces (i.e. – impellers) – Plural impellers having relative movement or independent... – Coaxial rotation
Reexamination Certificate
2006-07-11
2006-07-11
Verdier, Christopher (Department: 3745)
Fluid reaction surfaces (i.e., impellers)
Plural impellers having relative movement or independent...
Coaxial rotation
C416S124000, C416S20100A, C416S20100A, C415S004300, C415S004500, C415S068000, C290S055000
Reexamination Certificate
active
07074011
ABSTRACT:
A wind power installation comprising at least two rotors which are arranged one behind the other and of which the first rotor which is arranged in front of the second rotor is of a smaller diameter than the second rotor.
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Seed IP Law Group PLLC
Verdier Christopher
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