Title:
MUCK CARRY OUT METHOD
Document Type and Number:
Japanese Patent JP2582331
Kind Code:
B2
Abstract:
PURPOSE: To carry a large capacity or muck out with a high efficiency by using a large capacity of shovel loader and dump trailer equipped with a coupling respectively and enabling the dump trailer to be towed either forward or backward with a shovel roller.
CONSTITUTION: After blasting work is over, a dump trailer 20 is towed with a shovel loader 10 and adapted to advance into a tunnel T and the connection between the shovel loader 10 and the dump trailer 20 is released at the site of a cutting face. Then, muck is scooped with a shovel 11 of the shovel loader 10 and thrown into a vessel 21 of the dump trailer 20. After the loading of the muck is over, the shovel loader is connected with the opposite side when the trailer 20 moved in and the dump trailer 20 is towed with the shovel loader so that the muck may be carried out of the tunnel.
Inventors:
INANAGA KOICHI
YASHIRO HARUYUKI
KIDO TAKAO
YASHIRO HARUYUKI
KIDO TAKAO
Application Number:
JP35463692A
Publication Date:
February 19, 1997
Filing Date:
December 16, 1992
Export Citation:
Assignee:
NISHIMATSU KENSETSU KK
KIDOGUMI JUGEN
KIDOGUMI JUGEN
International Classes:
E02F3/345; E02F7/00; E02F7/04; E21D9/12; E21F13/02; (IPC1-7): E21D9/12; E02F3/345; E21F13/02
Domestic Patent References:
| JP364680B2 | ||||
| JP4734968Y2 |
Attorney, Agent or Firm:
Hirai Shin