Title:
DAMPER DEVICE
Document Type and Number:
Japanese Patent JP2015163800
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To satisfactorily secure strokes of a torque transmission elastic body of a damper device and a vibration absorbing elastic body of a dynamic damper, and to reduce hysteresis of the torque transmission elastic body.SOLUTION: A damper device 10 has a dynamic damper 20 including a mass body 21 and a vibration absorbing spring SP3 arranged between the mass body 21 and an intermediate member 12. The vibration absorbing spring SP3 is arranged in line with an outside spring SP1 in a circumferential direction, and the mass body 21 has a spring abutting part 21a which abuts on an end part of the vibration absorbing spring SP3. The intermediate member 12 has a first outside spring abutting member 133 which abuts on an end part of the outside spring SP1, and a second outside spring abutting part 136 which abuts on an end part of the vibration absorbing spring SP3 at the inner side of the spring abutting part 21a in a radial direction, and the first outside spring abutting part 133 is extended to the outer side of the second outside spring abutting part 136 in the radial direction.
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Inventors:
ITO KAZUYOSHI
ARAKI KEIZO
UENO MAKOTO
HIRAI YUICHIRO
WAJIMA MASAKI
KANYAMA YUJI
TSUDA YASUTARO
ARAKI KEIZO
UENO MAKOTO
HIRAI YUICHIRO
WAJIMA MASAKI
KANYAMA YUJI
TSUDA YASUTARO
Application Number:
JP2014039656A
Publication Date:
September 10, 2015
Filing Date:
February 28, 2014
Export Citation:
Assignee:
AISIN AW CO
International Classes:
F16F15/14; F16F15/134
Domestic Patent References:
| JP2012202544A | 2012-10-22 |
Foreign References:
| WO2013161493A1 | 2013-10-31 |
Attorney, Agent or Firm:
Aitec International Patent Office