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Patent Searching and Data


Title:
CONTROL DEVICE FOR TILLING HEIGHT
Document Type and Number:
Japanese Patent JPH09313012
Kind Code:
A
Abstract:

To provide a control device for tilling height, capable of lifting and lowering a tiller based on a laser beam and making an operator recognize the attainment of a tiller to a lifting or a lowering limit.

An automatic control system for lifting and lowering a tiller is constituted so as to pass a standard light into a target incidence position at the middle position in the vertical direction of a receiving part S attached to the tiller. When the attainment of the tiller to an upper limit position preset based on a body is detected by the lifting and lowering operation of the system, a restraining means for stopping the control operation of the tiller at a point after the detection and an informing means F for operating an information device so as to make an operator recognize the state are installed.


Inventors:
Iida, Satoshi
Nakagawa, Takao
Hasegawa, Shigekazu
Yasumi, Takashi
Application Number:
JP1996000132992
Publication Date:
December 09, 1997
Filing Date:
May 28, 1996
Export Citation:
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Assignee:
KUBOTA CORP
International Classes:
A01B63/10; A01B63/111; G01B11/04; G01C5/00; (IPC1-7): A01B63/10; A01B63/111; G01B11/04; G01C5/00
Attorney, Agent or Firm:
北村 修