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Patent Searching and Data


Title:
捩り振動減衰装置
Document Type and Number:
Japanese Patent JP5673889
Kind Code:
B2
Abstract:
A torsional vibration damping device in which a first rolling contact surface that is curved with a center of curvature at a location offset from a rotation center of a rotating body, which rotates upon receiving a torque, is formed along a circumferential direction of the rotating body at a location offset from the rotation center of the rotating body in a radial direction, and which includes the rolling element that is brought into contact with the first rolling contact surface by receiving a centrifugal force resulting from rotation with the rotating body and that rolls along the first rolling contact surface through torsional vibrations of the rotating body is described. The rolling element includes a first rolling element that rolls along the first rolling contact surface and that is formed in a hollow shape, and a second rolling element that is arranged inside the first rolling element such that the second rolling element rolls along a second rolling contact surface formed inside the first rolling element.

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JP3680905TORSIONAL DAMPER
Inventors:
天野 浩之
宮原 悠
相島 慎吾
Application Number:
JP2014500846A
Publication Date:
February 18, 2015
Filing Date:
February 26, 2012
Export Citation:
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Assignee:
トヨタ自動車株式会社
International Classes:
F16F15/173; F16F15/14; F16H45/02
Domestic Patent References:
JP2010249297A2010-11-04
JPS4967067A1974-06-28
Attorney, Agent or Firm:
Takeo Watanabe