Roll vibration absorber

Details Roll vibration absorber Roll vibration absorber

B - Operations, Transporting

64

C

244/15

B64C 27/51 (2006.01) B64C 27/00 (2006.01) F16F 7/116 (2006.01)

Patent

CA 2010802

A helicopter (10) is roll vibration resistant having cantilever spring (40) supported masses (42) located at extreme outboard locations (30). The spring portion (40) extends substantially horizontally and is rigidly secured to rigid structure (28). This vibration absorber (34) is tuned to the forced frequency established by the normal rotor (14) RPM times the number of rotor blades (16).

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