Title:
ROLLING CONTROLLER IN TRACTOR
Document Type and Number:
Japanese Patent JP3236466
Kind Code:
B2
Abstract:
PURPOSE: To enable a tractor to automatically correct an objective posture tilted by a right and left uneven sinking of a machine body, etc., and to more accurately perform a rolling control at an inclined land.
CONSTITUTION: A tractor has a first rolling control means B for keeping a tilling device at an absolutely horizontal posture by driving a lift rod cylinder 8 based on a detecting result of a right and left tilt sensor 14 of a machine body, a second rolling control means C for driving the lift rod cylinder 8 so as the tilling device to fit right or left inclination in an inclined land. The second rolling control means C has a correction control means for operating an average value of data of a memory means 24 storing a machine tilted angle for 5sec in an operating means 25, obtaining a correcting value of the machine tilted angle based on a prescribed map data and driving the lift rod cylinder 8 to a corrected new objective angle. The tractor has further a mode changing switch 18.
Inventors:
Sadaharu Yoshida
Yutaro Morishita
Yutaro Morishita
Application Number:
JP4941595A
Publication Date:
December 10, 2001
Filing Date:
March 09, 1995
Export Citation:
Assignee:
Kubota Corporation
International Classes:
G05D1/08; A01B63/10; (IPC1-7): A01B63/10; G05D1/08
Domestic Patent References:
| JP5921304A | ||||
| JP2245103A | ||||
| JP6195210U |
Attorney, Agent or Firm:
Shuichiro Kitamura