Title:
VIBRATION REDUCTION DEVICE
Document Type and Number:
Japanese Patent JP2015102228
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To reduce noise in a case where a rolling body stored in a rolling chamber collides with a rotor.SOLUTION: In a vibration reduction device 1 constituted of a pendulum type vibration absorber, a rolling body 3 includes: a first pendulum mass 31 that is divided in a relatively movable manner in axial direction and includes a first flange part 5 opposite to a left side surface 2a of a rotor 2; and a second pendulum mass 32 that includes a second flange part 6 opposite to a right side surface 2b of the rotor 2, and a disc spring 7 making elastic force act in a direction where the interval between the respective flange parts 5, 6 is gradually made narrower is provided between the first pendulum mass 31 and the second pendulum mass 32.
Inventors:
HOTTA SHUHEI
Application Number:
JP2013245698A
Publication Date:
June 04, 2015
Filing Date:
November 28, 2013
Export Citation:
Assignee:
TOYOTA MOTOR CORP
International Classes:
F16F15/14; F16F15/31
Attorney, Agent or Firm:
Watanabe strong
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