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Patent Searching and Data


Title:
TORSIONAL VIBRATION DAMPING DEVICE
Document Type and Number:
Japanese Patent JP2014092202
Kind Code:
A
Abstract:

To provide a torsional vibration damping device capable of producing desired vibration damping performance by preventing or suppressing the occurrence of abnormal noises when the rotating speed of a rotating body is low, and removing foreign matters such as abrasion powder when produced, to give smooth rolling to a rolling element.

A torsional vibration damping device 1 includes a rolling element 5 for rolling on a rolling surface 4 formed on a rotating body 2 which is rotated by receiving torque, with the torsional vibration of the rotating body 2. It further includes members 6, 7 to be moved on the rolling surface 4 along with the rolling of the rolling element 5 to remove foreign matters from the rolling surface 4.


Inventors:
MIYAHARA HISASHI
Application Number:
JP2012241877A
Publication Date:
May 19, 2014
Filing Date:
November 01, 2012
Export Citation:
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Assignee:
TOYOTA MOTOR CORP
International Classes:
F16F15/14
Attorney, Agent or Firm:
Watanabe strong