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Title:
TORQUE CONVERTER
Document Type and Number:
Japanese Patent JP2012042002
Kind Code:
A
Abstract:

To provide a torque converter which can fasten a lockup clutch with favorable responsiveness while suppressing a shock, and to shorten an overall length of an automatic transmission.

The torque converter includes: a casing 10 coupled to an output shaft of an engine; a torus T defined by a pump 20, a turbine 30 and a stator 40 which are formed in the casing; a multiplate lockup clutch 60 adapted to directly couple the turbine 30 and the casing 10; and a lockup damper 70 adapted to absorb the shock during the fastening of the lockup clutch. The lockup clutch 60 and the lockup damper 70 are arranged in a space between the torus T and a surface of the casing 10 on the side of the engine in an axially overlapping relation. The lockup clutch 60 is disposed on a radially inner side with respect to a widest region T1 of the torus T, and the lockup damper 70 is disposed on a radially outer side with respect to the widest region T1.


Inventors:
SAKA TOKIARI
IWASHITA NORIO
ISHIYAMA TAKASHI
MAEDA HIDETOSHI
Application Number:
JP2010184901A
Publication Date:
March 01, 2012
Filing Date:
August 20, 2010
Export Citation:
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Assignee:
MAZDA MOTOR
International Classes:
F16H45/02
Domestic Patent References:
JP2008175338A2008-07-31
JP2005155821A2005-06-16
JP2007177969A2007-07-12
JP2007271053A2007-10-18
JP2008075843A2008-04-03
JP2000002312A2000-01-07
Attorney, Agent or Firm:
Takuji Yamada
Mitsuo Tanaka
Fukuoka Masaaki