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Title:
BRAKING FORCE DISTRIBUTION CONTROL DEVICE
Document Type and Number:
Japanese Patent JP2009202780
Kind Code:
A
Abstract:

To prevent the extension of a braking distance due to deterioration of braking force even in a case where a sharing load ratio of each wheel cannot be estimated correctly, like a case where load conditions are largely changed.

After determining the maximum slip wheel which is a wheel having maximum wheel slip of four wheels, the difference between a wheel slip of the maximum wheel slip and a wheel slip of a control object wheel is operated to set each wheel target braking force correction amount in response to the difference. When the difference exceeds a prescribed value, in concrete, each wheel target braking force correction amount is increased by adding a given increased amount to a last value of each wheel target braking force correction amount without being processed. When the difference does not exceeds a prescribed value, by employing the last value of each wheel target braking force correction amount, a target braking force is enhanced so as to bring a wheel slip of each wheel closer to the wheel slip of the maximum slip wheel by response according to the difference between wheel slips.


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Inventors:
AIZAWA HIROAKI
HIRANO TAKUYA
SUZUKI MOTOJI
Application Number:
JP2008048363A
Publication Date:
September 10, 2009
Filing Date:
February 28, 2008
Export Citation:
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Assignee:
ADVICS CO LTD
International Classes:
B60T8/1766
Domestic Patent References:
JPH06286598A1994-10-11
JPH06171485A1994-06-21
JPH11152028A1999-06-08
JPH0616117A1994-01-25
JP2005145256A2005-06-09
JPH11157426A1999-06-15
JPH11157425A1999-06-15
JPH06286598A1994-10-11
JPH06171485A1994-06-21
JPH11152028A1999-06-08
JPH0616117A1994-01-25
JP2005145256A2005-06-09
Attorney, Agent or Firm:
Yoji Ito
Takahiro Miura
Fumihiro Mizuno