Title:
VEHICLE TORQUE CONVERTER
Document Type and Number:
WIPO Patent Application WO/2017/018576
Kind Code:
A1
Abstract:
The present invention may apply to a torque converter. Disclosed is a vehicle torque converter which is capable of increasing durability by dispersing a torque when transmitting a driving force of an engine from a lock up clutch to a torsional damper. The torque converter of the present invention comprises: a impeller which is combined with a front cover and rotates therewith; a turbine which is arranged at a position facing the impeller; a reactor which is located between the impeller and the turbine to change the flow of oil discharged from the turbine to the side of the impeller; a lock up clutch equipped with a piston which directly connects the front cover and the turbine; and a torsional damper which is coupled to the lock up clutch and absorbs impact and vibration applied in the rotational direction, wherein the lock up clutch comprises: a friction material which is arranged between the front cover and the piston; and a core plate to which the friction material is coupled, and the central portion of which is provided with a plurality of apertures that are axially penetrated at intervals along the circumferential direction, and wherein the torsional damper comprises a retaining plate which is provided with key parts fitted to the apertures of the core plate.
Inventors:
PARK JINSU (KR)
KWON EU SUB (KR)
SHIN SOON-CHEOL (KR)
KWON EU SUB (KR)
SHIN SOON-CHEOL (KR)
Application Number:
PCT/KR2015/008579
Publication Date:
February 02, 2017
Filing Date:
August 18, 2015
Export Citation:
Assignee:
KOREA POWERTRAIN CO LTD (KR)
International Classes:
F16H45/02; F16F15/12; F16H41/24
Foreign References:
| US20090014268A1 | 2009-01-15 | |||
| JP2000074180A | 2000-03-07 | |||
| JP2002243016A | 2002-08-28 | |||
| KR20100077487A | 2010-07-08 | |||
| JP2001304378A | 2001-10-31 |
Attorney, Agent or Firm:
YOU ME PATENT AND LAW FIRM (KR)
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