Title:
GROUND IMPROVEMENT DEVICE
Document Type and Number:
Japanese Patent JP3960962
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a ground improvement device for performing excavation and agitation and mixing well by hardly generating corotation or the like even when an object of ground improvement is soil easy to generate a corotation phenomenon of cohesive soil.
SOLUTION: The ground improvement device 1 includes a support 10 for being attached to the lower end of a movable arm 3 extended from a working vehicle 2, a drive sprocket 11 arranged on the upper part of the support 10, a follower sprocket 12 arranged on the lower part of the support 10, an endless chain 13 stretched between the sprockets 11 and 12, and a plurality of rotatable wings 14 provided on the outer peripheral face of the endless chain 13. The rotatable wing 14 comprises a frame body 15 for being attached to the endless chain 13, a shaft body 16 supported rotatably on the frame body 15, and a plurality of radially extending agitating rods 17 fixed on the shaft body 16.
Inventors:
Nishio Kei
Osamu Shibata
Osamu Shibata
Application Number:
JP2003334636A
Publication Date:
August 15, 2007
Filing Date:
September 26, 2003
Export Citation:
Assignee:
Onoda Chemiko Co., Ltd.
International Classes:
E02D3/12; (IPC1-7): E02D3/12
Domestic Patent References:
| JP2002004266A | ||||
| JP8319615A | ||||
| JP2003119770A | ||||
| JP2001055729A | ||||
| JP2003206526A | ||||
| JP2089041U | ||||
| JP59088528A | ||||
| JP7216870A | ||||
| JP5295723A | ||||
| JP2000017683A | ||||
| JP3002033U |
Attorney, Agent or Firm:
Naoyuki Koda
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