STEERING DEVICE FOR TRACTOR

PROBLEM TO BE SOLVED: To provide a front wheel steering device for a tractor, capable of attaining a simple structure and easy maintenance. SOLUTION: In the steering device for the tractor, right/left front wheel cases 17 supporting a right/left front wheels are installed for steering rotation on re...

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Bibliographic Details
Main Authors FUJIOKA SHINGO, MATSUKAWA TERUKI, SAEKI HIDEAKI, OKIMOTO AKIRA, UEJI HITOSHI
Format Patent
LanguageEnglish
Published 08.04.2010
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Summary:PROBLEM TO BE SOLVED: To provide a front wheel steering device for a tractor, capable of attaining a simple structure and easy maintenance. SOLUTION: In the steering device for the tractor, right/left front wheel cases 17 supporting a right/left front wheels are installed for steering rotation on respective right and left side portions of a front axle case 16, and a front wheel steering cylinder 19 is disposed along the longitudinal direction on one side of the right and left of a front side portion of a travelling vehicle body. Besides, the end of a cylinder rod projecting from the rear side of the front wheel steering cylinder 19 is supported by a cylinder bracket 19d extending from the travelling vehicle body and the end of the cylinder rod projecting from the front side of the front wheel steering cylinder 19 is pin-connected to a steering arm of a front wheel case 17 on one side of the right and left. In addition, the right/left knuckle arm 17c of the right/left front wheel case 17 is interlockingly connected by a front tie rod 17d, and the oil pressure controlled by the steering hydraulic distributor is supplied and discharged to/from right and left ports 19b, 19c of the front wheel steering cylinder 19. COPYRIGHT: (C)2010,JPO&INPIT
Bibliography:Application Number: JP20080248406