Title:
CONTROL DEVICE FOR TILLING DEPTH
Document Type and Number:
Japanese Patent JP3509123
Kind Code:
B2
Abstract:
PURPOSE: To make tilling depth not changed in the case of change of velocity of a rotary tilling device in a control device for tilling depth of the rotary tilling device.
CONSTITUTION: A rotary tilling device is liftably connected to the rear of a tractor. The tractor is equipped with a rotary sensor for detecting the number of revolutions of an engine, a speed sensor for discovering the velocity of the tractor and a control means which reduces the speed of the tractor when the revolutions of the engine reaches ≤ a given value and raises the speed of the tractor when the revolutions of the engine reaches ≥ a prescribed value.
Inventors:
Ono, Hiroyoshi
Application Number:
JP11129293A
Publication Date:
March 22, 2004
Filing Date:
May 13, 1993
Export Citation:
Assignee:
ISEKI & CO LTD
International Classes:
A01B63/114; (IPC1-7): A01B63/114
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