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Title:
CONTROL DEVICE, CONTROL METHOD AND CONTROL SYSTEM OF VEHICULAR GEAR TYPE TRANSMISSION
Document Type and Number:
Japanese Patent JP2006226433
Kind Code:
A
Abstract:

To provide a control device, a control method and a control system of a vehicular gear type transmission capable of controlling a friction transmission mechanism to an optimum position in response to a condition or the like of an automobile.

The vehicular gear type transmission 50 comprises: an input axis clutch 7; a plurality of gear couples 1, 2, 3, 4, 5, 11, 12, 13, 14 and 15; a plurality of engagement mechanisms 21, 22 and 23; and an input axis clutch actuator 61 for adjusting a position or a pressing load of a pressing member of the input axis clutch 7. A transmission control unit 100 changes a position at which the pressing member is made to wait or a pressing load by at least one parameter out of parameters representing the condition of the gear type transmission or the vehicle in a period in which a drive shaft of the vehicle is stopped or in a period in which the engagement mechanisms 21, 22 and 23 connected to the gear couples are changed over.


Inventors:
MATSUMURA TETSUO
YOSHIDA YOSHIYUKI
SHISHIDO KENTARO
OCHI TATSUYA
Application Number:
JP2005041930A
Publication Date:
August 31, 2006
Filing Date:
February 18, 2005
Export Citation:
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Assignee:
HITACHI LTD
International Classes:
F16D48/02
Domestic Patent References:
JP2003184914A2003-07-03
JPH09170630A1997-06-30
JPH01120438A1989-05-12
JPH02168066A1990-06-28
JP2000039038A2000-02-08
JPS61197824A1986-09-02
Attorney, Agent or Firm:
Kasuga Toshiaki