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Patent Searching and Data


Title:
自動変速機
Document Type and Number:
Japanese Patent JP6565008
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide an automatic transmission enabling synchronization without using a dedicated actuator such as a motor, in synchronizing and engaging a dog clutch in a state where phase is deviated and rotation is stopped.SOLUTION: An automatic transmission detects a state where rotation of a shaft is stopped (S1); when a drive current IS of a motor is equal to or more than a predetermined current I1 larger than a driving current generated in normal stroke (S3), and an axial stroke amount Str of a clutch ring dog is equal to or less than a predetermined stroke amount Str0 (S4), rotates the shaft with torque of a power source by connecting a clutch provided between the power source and the shaft; and synchronizes and engages a dog clutch.SELECTED DRAWING: Figure 2

Inventors:
Takashi Kurita
Application Number:
JP2015104421A
Publication Date:
August 28, 2019
Filing Date:
May 22, 2015
Export Citation:
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Assignee:
JATCO Co., Ltd.
International Classes:
F16H61/12; F16D11/10; F16D48/02; F16H59/68; F16H61/02; F16H61/28; F16H61/682; F16H63/30; F16H63/46
Domestic Patent References:
JP2013122263A
JP2008232200A
JP2002067741A
Attorney, Agent or Firm:
Masamichi Ayata