Title:
トラクタ
Document Type and Number:
Japanese Patent JP6704564
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To improve control accuracy of a straight advancement assist control function by providing feedback of a steering angle change in the vicinity of the straight advancement by the straight advancement assist control function with high accuracy.SOLUTION: A tractor comprises: a steering angle detection member 27 which is connected to a front wheel steering mechanism 13 via a connection part 23 and rotates according to a steering angle of a front wheel 4; a first steering angle sensor 28 for detecting a steering angle of the front wheel 4 based on a rotation position of the steering angle detection member 27; and a second steering angle sensor 29 for locally detecting a steering angle in the vicinity of the straight advancement of the front wheel 4 with accuracy higher than that of the first steering angle sensor 28, based on the rotation position of the steering angle detection member 27.SELECTED DRAWING: Figure 3
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Inventors:
Keiji Hanawa
Junichi Hayashida
Junichi Hayashida
Application Number:
JP2016140454A
Publication Date:
June 03, 2020
Filing Date:
July 15, 2016
Export Citation:
Assignee:
National Institute for Agricultural and Food Industry Research Organization
Mitsubishi Mahindra Agricultural Machinery Co., Ltd.
Mitsubishi Mahindra Agricultural Machinery Co., Ltd.
International Classes:
B62D6/00; G01B7/30
Domestic Patent References:
| JP7117709A | ||||
| JP2000289636A | ||||
| JP227201A | ||||
| JP2008509382A | ||||
| JP200245006A | ||||
| JP6033169A | ||||
| JP2003118993A |
Foreign References:
| WO2005043074A1 | ||||
| WO2013129090A1 |
Attorney, Agent or Firm:
Tetsuo Hirose
Hirose Ikuo
Hirose Ikuo