Title:
BASE PUSHING DEVICE AND PIPE JACKING METHOD
Document Type and Number:
Japanese Patent JP2003328681
Kind Code:
A
Abstract:
To provide a base pushing device which improves the working performance of the operator in a starting shaft, and to provide a pipe jacking method.
The base pushing device 104 is formed of a plurality of jacks 4, a reaction receiving member for receiving reaction of the jacks 4, and a base frame 1 which bears the reaction receiving member 3, and functions to press-fitting and propel an excavator and an embedded pipe body 103 following the excavator. The device 104 is comprised of an elevating stand 17 having an embedded pipe body holding member 16 which holds the embedded pipe body 103 and is ascendable/descendable with respect to the base frame 1.
Inventors:
YUKIMURA HITOSHI
OKI MASAMI
TAMURA KATSUMI
MORIYA HIDEKI
OKI MASAMI
TAMURA KATSUMI
MORIYA HIDEKI
Application Number:
JP2002138254A
Publication Date:
November 19, 2003
Filing Date:
May 14, 2002
Export Citation:
Assignee:
AIREC ENG CORP
HITACHI CONSTRUCTION MACHINERY
HITACHI CONSTRUCTION MACHINERY
International Classes:
E21D9/06; (IPC1-7): E21D9/06
Attorney, Agent or Firm:
Kasuga