Title:
A control device and a control method of an automatic shift
Document Type and Number:
Japanese Patent JP5970604
Kind Code:
B2
Abstract:
A control unit comprises determining unit for determining whether or not a predetermined elapsed time condition is established after a shift has been performed to a specific gear position reached by engaging a specific frictional engagement element of a stepped transmission mechanism, and restricting unit for prohibiting the stepped transmission mechanism from performing a shift back to the specific gear position while allowing a continuously variable transmission mechanism to perform shifts so that an automatic transmission is controlled to a target speed ratio until the determining unit determines that the predetermined elapsed time condition is established.
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Inventors:
Mamiko Inoue
Hiroyasu Tanaka
Masato Mori
Hiroyasu Tanaka
Masato Mori
Application Number:
JP2015508470A
Publication Date:
August 17, 2016
Filing Date:
March 24, 2014
Export Citation:
Assignee:
JATCO Co., Ltd.
International Classes:
F16H61/16; F16H37/02
Domestic Patent References:
| JP2012077794A | 2012-04-19 | |||
| JP2006046569A | 2006-02-16 | |||
| JP2012057698A | 2012-03-22 | |||
| JP2000120860A | 2000-04-28 | |||
| JP2009236296A | 2009-10-15 |
Attorney, Agent or Firm:
Masaki Goto
Masaaki Iida
Masaaki Iida
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