Patent ID: 9664250
Date: 2017-05-30
CPC Classifications: F16F,Y10T

Claim:
1. A variable frequency damper for a drive shaft of a vehicle, comprising: a mass body made of a metallic material and having mass; a damper body configured to be disposed on the drive shaft and to which the mass body is coupled; a banding member configured to fix the damper body to the drive shaft; and a rigidity tuning member which is disposed on the banding member to press the damper body, and changes rigidity of the damper body depending on a degree to which the damper body is pressed, wherein the rigidity tuning member is disposed on the banding member, which is configured to fix an end portion of the damper body to the drive shaft, so as to be movable in an axial direction based on the damper and the drive shaft, so that a degree to which the damper body is pressed is changed depending on a position of the rigidity tuning member in the axial direction.