Title:
自動変速機制御装置
Document Type and Number:
Japanese Patent JP7268456
Kind Code:
B2
Abstract:
To provide an automatic transmission control device which can hold an engagement state of a clutch in engagement even if a change of an environment occurs when the current feedback control of a solenoid corresponding to the clutch in the engagement is stopped.SOLUTION: A control device 7 can perform current feedforward control or current feedback control to a solenoid for controlling a clutch arranged at a gear stage of a gear change mechanism into an engagement state or a release state. The control device 7 monitors a change of an environmental factor imparting an influence to an actual current value of the solenoid at U5. When the control device 7 performs the current feedforward control to the solenoid which corresponds to the clutch in the engagement, the control device changes an execution state of current control according to a change of the monitored environmental factor at U6.SELECTED DRAWING: Figure 9
Inventors:
Tatsuya Yamashita
Yasuaki Ibayashi
Yasuaki Ibayashi
Application Number:
JP2019075600A
Publication Date:
May 08, 2023
Filing Date:
April 11, 2019
Export Citation:
Assignee:
株式会社デンソー
International Classes:
F16H61/02
Domestic Patent References:
| JP2000179667A | ||||
| JP2018141497A | ||||
| JP2017129232A | ||||
| JP10252879A | ||||
| JP1140416A |
Attorney, Agent or Firm:
Patent Attorney Corporation Sato