DAMPER APPARATUS - AISIN AW IND CO LTD

Title:

DAMPER APPARATUS

Document Type and Number:

WIPO Patent Application WO/2016/104783

Kind Code:

A1

Abstract:

A damper apparatus (10Y) includes a first inner spring (SP1') for transmitting torque between a drive member (11Y) and an intermediate member (12Y), a second inner spring (SP2') for transmitting torque between the intermediate member (12Y) and a driven member (15Y), and a rotational inertial mass damper (20Y) having a sun gear (22) as a body of mass that rotates according to the relative rotation between the drive member (11Y) and the driven member (15Y), the rotational inertial mass damper (20Y) being provided in parallel with a torque transmission path (TP) that includes the intermediate member (12Y) and first and second inner springs (SP1, SP2), and the damping ratio ζ of the intermediate member (12) being a value of less than 1, as determined on the basis of the inertia moment (J2) of the intermediate member (12Y) and the rigidities (k1, k2) of the first and second inner springs (SP1', SP2').

Inventors:

YOSHIKAWA TAKUYA (JP)
OGAWA AKI (JP)
KINOSHITA TOMONORI (JP)
KANYAMA YUJI (JP)
YAMAGUCHI MAKOTO (JP)
ITO KAZUYOSHI (JP)
NAGAI HIROKI (JP)
WAJIMA MASAKI (JP)
SAKAMOTO TAKAO (JP)
ITOU KAZUHIRO (JP)
TAKIKAWA YOSHIHIRO (JP)
OI YOICHI (JP)

Application Number:

PCT/JP2015/086404

Publication Date:

June 30, 2016

Filing Date:

December 25, 2015

Export Citation:

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Assignee:

AISIN AW IND CO LTD (JP)
AISIN AW CO (JP)

International Classes:

F16H45/02; F16F7/10; F16F15/134

Foreign References:

JP2014177959A	2014-09-25
JP2008164013A	2008-07-17

Other References: