TILLAGE DEPTH CONTROLLER

PROBLEM TO BE SOLVED: To perform extremely shallow depth regulation of the field surface for weeding, etc. SOLUTION: A tractor liftably attaches a tilling device 2 having tillage tines 1 to the back of the body of a tractor and automatically lifts and lowers the tilling device 2 by transmitting the...

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Main Authors KAMATA MASAYUKI, TAKAHASHI HISASHI, NAGAI SATOSHI, SAKUMA DAISUKE, UEJI HITOSHI, KANENAMI SEIJI
Format Patent
LanguageEnglish
Published 23.04.2009
Subjects
AGRICULTURE
ANIMAL HUSBANDRY
FISHING
FORESTRY
HUMAN NECESSITIES
HUNTING
PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES ORIMPLEMENTS, IN GENERAL
SOIL WORKING IN AGRICULTURE OR FORESTRY
TRAPPING
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Summary:PROBLEM TO BE SOLVED: To perform extremely shallow depth regulation of the field surface for weeding, etc. SOLUTION: A tractor liftably attaches a tilling device 2 having tillage tines 1 to the back of the body of a tractor and automatically lifts and lowers the tilling device 2 by transmitting the detection result obtained by a tillage depth detection means of the tilling device 2 to the tractor-side tillage depth regulating device C. The tractor is provided with a first tillage depth detection means 50 to detect the vertical motion of a rear cover 3 relative to the tillage cover 24 of the tilling device 2, and a second tillage depth detection means 51 to detect the vertical motion of a leveller 4 connected to the lower end of the rear cover 3 in a vertically movable manner. The tillage depth regulating device C is provided with a selection means to receive the detection result of either one of the first tillage depth detection means 50 or the second tillage depth detection means 51. COPYRIGHT: (C)2009,JPO&INPIT
Bibliography:Application Number: JP20070254511