Fluid reaction surfaces (i.e. – impellers) – Combined or convertible – Hub lubrication or seal
Reexamination Certificate
2005-08-23
2005-08-23
Look, Edward K. (Department: 3745)
Fluid reaction surfaces (i.e., impellers)
Combined or convertible
Hub lubrication or seal
C361S212000, C361S216000, C416S230000
Reexamination Certificate
active
06932574
ABSTRACT:
The invention concerns a wind power installation. Such wind power installations of modern type, for example one of type E-40 or E-66 from Enercon are usually equipped with a lightning protection system which is known for example from DE 44 36 197.The present invention assists to minimise the number of interference with the electronic system by virtue of the flash-over effects at the spark path. A wind power installation comprising an arrangement for continuously discharging electrostatic charging of at least one rotor blade of a wind power installation.
REFERENCES:
patent: 4494009 (1985-01-01), Yukl
patent: 5716193 (1998-02-01), Mondet et al.
patent: 11195 (1880-03-01), None
patent: 28489 (1883-12-01), None
patent: 44 36 197 (1996-04-01), None
patent: 197 48 716 (1998-11-01), None
patent: 0 707 145 (1996-04-01), None
patent: 718495 (1996-06-01), None
patent: 1 036 937 (2000-09-01), None
Edgar Richard A.
Look Edward K.
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