Title:
SOIL-SAND IMPROVEMENT MATERIAL FEEDER
Document Type and Number:
Japanese Patent JP3639503
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a soil-sand improvement material feeder, in which the scattering of a pulverized soil-sand improvement material from the soil-sand improvement material feeder is prevented when the bottom of a bag body, in which the soil-sand improvement material is housed and which is used for supplying the soil-sand improvement material and made of cloth, is cut open and the soil-sand improvement material is charged to the soil-sand improvement material feeder.
SOLUTION: The bag opening body of a cone with a circumferential surface for cutting off the bottom of the bag body, in which the soil-sand improvement material is housed and which is used for supplying the soil-sand improvement material and made of cloth, is installed to the top face of a screen mounted into the soil-sand improvement material feeder, and not only the bottom of the bag body is cut open but also the lower section of the bag body is stuck fast to the peripheral wall section of the soil-sand improvement material feeder by the bag opening body.
Inventors:
Kazumasa Sawa
Application Number:
JP2000185633A
Publication Date:
April 20, 2005
Filing Date:
June 21, 2000
Export Citation:
Assignee:
Hitachi Construction Machinery Co., Ltd.
International Classes:
E02F7/00; E02D3/12; (IPC1-7): E02F7/00
Domestic Patent References:
| JP8067831A | ||||
| JP9067831A | ||||
| JP11303061A | ||||
| JP2000045258A |
Attorney, Agent or Firm:
Akiyoshi Tatsuo