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Title:
LOCKUP DEVICE FOR TORQUE CONVERTER
Document Type and Number:
WIPO Patent Application WO/2013/084638
Kind Code:
A1
Abstract:
In a lockup device in which the piston and the damper mechanism are disposed at separate locations, a mechanism for regulating the motion of an intermediate member is achieved with minimial space. This lockup device is provided with a clutch (24) and a damper mechanism (25). The damper mechanism (25) has an input plate (61), an output plate (62), a plurality of torsion springs (23), an intermediate member (64), and a regulating member (65). The intermediate member (64) causes at least two of the plurality of torsion springs (23) to act in series. The regulating member (65) is fastened to a clutch output member (27) of the clutch (24), and is disposed in relation to the input plate (61) such that part of the intermediate member (64) is sandwiched therebetween. Movement of the intermediate member (64) in a radial direction is regulated by the clutch output member (27), and movement thereof in the axial direction is regulated by the input plate (61) and the regulating member (65).

Inventors:
USHIO HIROYUKI (JP)
KAWAMOTO TAKESHI (JP)
MOTOTSUNE KEN (JP)
FUJIMOTO SHINJI (JP)
Application Number:
PCT/JP2012/078647
Publication Date:
June 13, 2013
Filing Date:
November 05, 2012
Export Citation:
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Assignee:
EXEDY CORP (JP)
International Classes:
F16H45/02
Domestic Patent References:
WO2011105182A12011-09-01
Foreign References:
JP2003035354A2003-02-07
JP2005133779A2005-05-26
Attorney, Agent or Firm:
Shinjyu Global IP (JP)
fresh green -- a global IP patent business corporation (JP)
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Claims: