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Title:
WHEEL TYPE DELIVERY VEHICLE
Document Type and Number:
Japanese Patent JP2012121434
Kind Code:
A
Abstract:

To enable traveling along unevenness of a road surface without sliding partially.

A wheel type delivery vehicle which carries a cab 3 and an engine room 4 in a front part of a vehicle body is equipped with: a front wheel device 5 equipped with wheel devices 10a and 10b at both ends of a front wheel shaft frame 9 at the rear side of the vehicle body; and a rear wheel device 6 equipped with wheel devices 24a and 24b at both ends of a rear wheel shaft frame 23. Front wheel shaft frame of the front wheel device is swingably supported in right and left direction to the vehicle body, and a rear wheel shaft frame of the rear wheel device is horizontally provided in turning drivably to the vehicle body. The wheel devices provided at both ends of the front wheel device and the rear wheel device are made swingable in front-back direction, while being made into a tandem structure in which two wheels are separated in back and forth. While making the wheel devices actuate with individual hydraulic motors 15, the hydraulic motors are made to actuate with the engine 7, and made to actuate with hydraulic pumps 26a, 26b, 26c, and 26d provided more than the number of the hydraulic motors.


Inventors:
Matsumoto, Ryozo
Application Number:
JP2010000273318
Publication Date:
June 28, 2012
Filing Date:
December 08, 2010
Export Citation:
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Assignee:
MATSUMOTO SYSTEM ENGINEERING KK
International Classes:
B60P3/00; B60G9/02; B60G17/005; B60K7/00; B62D9/00
Domestic Patent References:
JPS6229910U1987-02-23
JPS59154458U1984-10-17
JP2009179095A2009-08-13
JPH09142197A1997-06-03
JPH01170026U1989-11-30
JPH09249039A1997-09-22
JP2006298048A2006-11-02
JPH0474106U1992-06-29
JP2005035512A2005-02-10
JPS5847570U1983-03-30
Foreign References:
US4350190A1982-09-21
US4862987A1989-09-05
Attorney, Agent or Firm:
佐藤 嘉明