Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Formed with main spar
Reexamination Certificate
2005-07-12
2011-12-06
Lebentritt, Michael (Department: 2829)
Fluid reaction surfaces (i.e., impellers)
Specific blade structure
Formed with main spar
C416S053000, C416S118000, C416S139000, C416S22700R, C416S24100B
Reexamination Certificate
active
08070451
ABSTRACT:
A vertical axis wind turbine including a blade having a modular structure, comprising at least two connectable blade sections. Each section has an upper and lower panel with a cavity formed therebetween through which extends a spar.
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International Search Report, Nov. 10, 2005.
Marsh Paul Robert
Peace Steven
Eisenberg Michael D.
Lebentritt Michael
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