Rotor system vibration absorber

Details Rotor system vibration absorber Rotor system vibration absorber

2006-12-26

2006-12-26

Nguyen, Ninh H. (Department: 3745)

Rotary kinetic fluid motors or pumps

With sound or vibratory wave absorbing or preventing means...

C416S500000

Reexamination Certificate

active

07153094

ABSTRACT:
A rotor system vibration absorber for use with a helicopter of other rotorcraft is disclosed in which spring forces are provided by a plurality of elongated rods arranged in a selected pattern. The rods are coupled at one end to a fixed base that is coupled to a rotor hub, and at the other end to a tuning weight.

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patent: 5647726 (1997-07-01), Sehgal et al.
patent: 5947453 (1999-09-01), Eastman et al.

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