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Title:
CONTROL DEVICE FOR AUTOMATIC TRANSMISSION DEVICE AND CONTROL METHOD FOR AUTOMATIC TRANSMISSION DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/255706
Kind Code:
A1
Abstract:
Disclosed is a control device (10) for an automatic transmission installed in a vehicle capable of selecting a constant speed traveling mode, the control device comprising: a determination means (10B) that determines whether or not the vehicle is traveling on a ramp; a slope state-accommodating control means (10C) that, in cases where the vehicle is not traveling on a ramp, executes a first gear-shift control for selecting a predetermined gear shift stage in accordance with the vehicle state, and that, in cases where the vehicle is traveling on a ramp, executes a second gear-shift control for selecting, in accordance with the vehicle state, a lower gear shift stage compared to when the vehicle is not traveling on a ramp; a delaying means (10D) that, at the time of switching from the second gear-shift control to the first gear-shift control, shifts the gear up, stage by stage, at a predetermined time interval to a target gear shift stage; and a setting means (10E) that, when the vehicle is traveling in the constant speed traveling mode, makes the predetermined time interval shorter than when the vehicle is traveling in a mode other than the constant speed traveling mode.

Inventors:
HIRASAKO KAZUKI (JP)
Application Number:
JP2020/021854
Publication Date:
December 24, 2020
Filing Date:
June 03, 2020
Export Citation:
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Assignee:
JATCO LTD (JP)
NISSAN MOTOR (JP)
International Classes:
F16H59/44; B60K31/00; F16H59/66; F16H61/02; F16H63/50
Domestic Patent References:
WO2013183362A12013-12-12
Foreign References:
JPH10132071A1998-05-22
JP2002122225A2002-04-26
JP2018080814A2018-05-24
Attorney, Agent or Firm:
KOBAYASHI, Hiromichi et al. (JP)
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