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Patent Searching and Data


Title:
LOCKUP CLUTCH OF FLUID COUPLING DEVICE
Document Type and Number:
Japanese Patent JP2012211707
Kind Code:
A
Abstract:

To secure a stiffness of a lockup clutch by increasing a plate thickness of a sliding part of a front cover that slides with a friction material 15 of a lockup piston 10.

The lockup clutch of a torque converter includes the front cover 1, a fluid coupling 6, the lockup piston 10, a damper 8, and a turbine hub 9, wherein the periphery of one side surface of the lockup piston 10 is provided with the friction material 15 pressed to the other side surface of the front cover 1 in such a manner as to stretch circumferentially. That surface of the front cover 1 which confronts the friction material 15 keeps a cast iron sliding member 16 formed annularly to slide with the friction material 15 brazed fast in the form of full joint.


Inventors:
KONO SATOSHI
Application Number:
JP2012177731A
Publication Date:
November 01, 2012
Filing Date:
August 10, 2012
Export Citation:
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Assignee:
VALEO UNISIA TRANS KK
International Classes:
F16H45/02
Domestic Patent References:
JPH0368662U1991-07-05
JP2004036650A2004-02-05
Attorney, Agent or Firm:
Hiromichi Kobayashi
Tomioka Kiyoshi
Tsuyoshi Hashimoto