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Title:
PRESSURE REGULATION DEVICE FOR FLUID TYPE POWER TRANSMISSION DEVICE
Document Type and Number:
Japanese Patent JP2009133471
Kind Code:
A
Abstract:

To restrain reduction of inlet pressure in a low speed ratio area to predetermined pressure or less, while restraining an increase in inlet/outlet pressure in a high speed ratio area of a fluid type power transmission device.

This pressure regulation device of the fluid type power transmission device has a torque converter 62 having an inlet 13 and an outlet 14 of fluid and transmitting motive power by circulating the fluid inside, and a control means 2 controlling pressure of the inlet 13 by regulating pressure of the outlet 14 of the torque converter 62.


Inventors:
KUMA MASAAKI
KODAMA OSAMU
Application Number:
JP2008015586A
Publication Date:
June 18, 2009
Filing Date:
January 25, 2008
Export Citation:
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Assignee:
KOMATSU MFG CO LTD
International Classes:
F16H41/30
Domestic Patent References:
JPS524967A1977-01-14
JPS4859253A1973-08-20
JPS63297859A1988-12-05
JPH0495660A1992-03-27
JPS524967A1977-01-14
Attorney, Agent or Firm:
Shinki Global IP Patent Corporation



 
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