US PATENT SUBCLASS 416 / 104
.~.~ And additional correlated blade movement (e.g., pitch change, etc.)

Current as of: June, 1999
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416 /   HD   FLUID REACTION SURFACES (I.E., IMPELLERS)

98  DF  SUSTAINED ANCILLARY MOVEMENT OF ROTARY WORKING MEMBER (E.G., CYCLIC FEATHERING, ETC.) {9}
103  DF  .~ Lead-lag type rotor blade movement {3}
104.~.~ And additional correlated blade movement (e.g., pitch change, etc.)

DEFINITION

Classification: 416/104

(under subclass 103) Apparatus wherein the lead-lag movement of the blade effects or is effected by additional movement, e.g., change of pitch, of the same or another blade.