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Title:
DAMPER DEVICE
Document Type and Number:
Japanese Patent JP2011002014
Kind Code:
A
Abstract:

To provide a lock-up damper device capable of absorbing small torque vibration and also reducing large torque vibration by increasing the compression stroke of a damper spring.

In the lock-up damper device 4, a plurality of damper springs 8a, etc. and 8b, etc. are arranged on the outer circumferential side and the inner circumferential side which are different in radius, and are compression-deformed according to the relative torsional angle between an input side member and an output side member. The input side member is constituted of two outer plates 14, 14. A center disk 15 forming the output side member is held by the outer plates 14, 14, and an auxiliary damper spring 10 is mounted on the outer circumference of the outer plate 14.


Inventors:
ISHIKAWA MASAHIRO
OGATA TATSURO
MAEDA KOJI
ITO KAZUYOSHI
NITTA TOSHIFUMI
SEKI HIDEKI
TANAKA KATSUNORI
YAMAMOTO YUSUKE
IIDA TATSUYA
Application Number:
JP2009145059A
Publication Date:
January 06, 2011
Filing Date:
June 18, 2009
Export Citation:
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Assignee:
AISIN AW IND CO LTD
AISIN AW CO
International Classes:
F16H45/02; F16F15/123
Domestic Patent References:
JP2006183776A2006-07-13
JP2008144885A2008-06-26
JP2001082577A2001-03-27
JPH08312751A1996-11-26
Foreign References:
WO2007028366A22007-03-15
Attorney, Agent or Firm:
Hikoji Hirasaki