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Title:
SELF-PROPELLED SOIL IMPROVING MACHINE AND MIXING DEVICE OF SELF-PROPELLED SOIL IMPROVING MACHINE
Document Type and Number:
Japanese Patent JP2009036020
Kind Code:
A
Abstract:

To provide a self-propelled soil improving machine capable of smoothly discharging improved soil even if sediment in which a foreign matter such as large stone is mixed is handled, and to provide a mixing device used for the soil improving machine.

In this self-propelled soil improving machine for improving the accepted sediment by stirring and mixing it by the mixing device 3C, the mixing device 3C comprises a paddle mixer 37b having a plurality of paddles 39 installed at a plurality of rotating shafts 38, respectively, and stirring and mixing the introduced sediment and a soil improver. Each paddle mixer 37b comprises a single-row spiral arrangement part 37bA at which the paddles 39 are nondensely arranged and a double-row spiral arrangement part 37bB at which the paddles 39 are densely arranged.


Inventors:
HOSHINO YOSHIHIRO
OTA TAISUKE
HASHIMOTO HISANORI
Application Number:
JP2008000296718
Publication Date:
February 19, 2009
Filing Date:
November 20, 2008
Export Citation:
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Assignee:
HITACHI CONSTRUCTION MACHINERY
International Classes:
E02F7/00
Domestic Patent References:
JP2000045327A2000-02-15
JP2000230250A2000-08-22
JP2000230247A2000-08-22
JPH11229370A1999-08-24
Attorney, Agent or Firm:
春日 讓