The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
May. 10, 2022

Filed:

Jun. 26, 2018
Applicants:

Jatco Ltd, Fuji, JP;

Nissan Motor Co., Ltd., Yokohama, JP;

Inventors:

Keisuke Ichikawa, Atsugi, JP;

Tomoaki Kabe, Nagoya, JP;

Kosuke Abe, Gwangmyeong-si, KR;

Assignees:

JATCO Ltd, Fuji, JP;

NISSAN MOTOR CO., LTD., Yokohama, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 61/12 (2010.01); F16H 59/10 (2006.01); F16H 59/02 (2006.01); F16H 61/686 (2006.01);
U.S. Cl.
CPC ...
F16H 61/12 (2013.01); F16H 59/10 (2013.01); F16H 59/0204 (2013.01); F16H 61/686 (2013.01); F16H 2059/0239 (2013.01); F16H 2061/1208 (2013.01); F16H 2061/1264 (2013.01);
Abstract

A shifter abnormality diagnosis device for a shifter used in an automatic transmission having a manual mode, the shifter including a first switch for outputting a signal corresponding to the position of a select lever and a second switch for outputting a signal corresponding to the position of the select lever if the select lever is located in at least one of an upshift range or a downshift range, wherein the abnormality diagnosis device is configured to perform an abnormality diagnosis of the second switch on the basis of an output signal of the second switch and prohibit the abnormality diagnosis of the second switch if it is determined that the select lever is not located in any one of forward ranges including the upshift range and the downshift range on the basis of an output signal of the first switch.


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