SEMI TRACKED-TYPE WORKING VEHICLE

Title:

SEMI TRACKED-TYPE WORKING VEHICLE

Document Type and Number:

WIPO Patent Application WO/2003/106248

Kind Code:

A1

Abstract:

A semi tracked-type working vehicle comprises a traveling machine body (3), steering front wheels (7) provided on the front side of the traveling machine body, drive shafts (26) and swing shafts (22) provided on the rear side of the traveling machine body, and semi-track units (2) driven by the drive shaft. The vehicle has track frames (16) on each of which the semi-track unit (2) is swingably supported with respect to the traveling machine body (3) through the swing shaft (22), drive wheels (11) provided on the drive shafts (26), front side non-driven wheels (12) and rear side non-driven wheels (13) that are arranged such that the horizontal distance between the drive wheel (11) and the front side non-driven wheel (12) is larger than the horizontal distance between the drive wheel (11) and the rear side non-driven wheel (13), and track belts (15) of which each is placed around the drive wheel (11), the front side non-driven wheel (12), and the rear side non-driven wheel (13). The swing shaft (22) is located at a position displaced from a vertical line running through the center of the drive wheel (11).

Inventors:

INAOKA MOTONARI (JP)
IMAMURA TAKESHI (JP)
TOMIYAMA YUJI (JP)
KOBAYASHI TAKASHI (JP)
AOTA YOSHIKAZU (JP)

Application Number:

PCT/JP2003/007522

Publication Date:

December 24, 2003

Filing Date:

June 12, 2003

Export Citation:

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Assignee:

KUBOTA KK (JP)
INAOKA MOTONARI (JP)
IMAMURA TAKESHI (JP)
TOMIYAMA YUJI (JP)
KOBAYASHI TAKASHI (JP)
AOTA YOSHIKAZU (JP)

International Classes:

B62D49/06; B62D55/02; B62D55/04; B62D55/125; B62D55/14; B62D55/15; B62D55/30; E02F9/02; (IPC1-7): B62D55/02; B62D55/10; B62D55/14

Foreign References:

JPH1045051A	1998-02-17
JPH04505902A	1992-10-15
JP2000142501A	2000-05-23
JPS60131475U	1985-09-03

Other References: