Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
PILE PRESS-IN APPARATUS AND PILE PRESS-IN METHOD
Document Type and Number:
WIPO Patent Application WO/2019/044939
Kind Code:
A1
Abstract:
A pile press-in apparatus is shown. A chuck apparatus 2 is provided in a pile press-in apparatus which presses-in a steel tubular pile in a ground by obtaining reaction force from existing steel tubular piles. The chuck apparatus 2 includes a chuck unit 4, a hydraulic motor 34, and a gear 35. The chuck unit 4 is a chuck unit which holds the steel tubular pile. The hydraulic motor 34 and the gear 35 are rotating units which continuously rotate the chuck unit 4 in at least one rotating direction to be able to continuously rotate the steel tubular pile held by the chuck unit 4 in at least one rotating direction.

Inventors:
KITAMURA, Akio (3948-1 Nunoshida, Kochi-sh, Kochi 95, 〒7815195, JP)
Application Number:
JP2018/032043
Publication Date:
March 07, 2019
Filing Date:
August 30, 2018
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
GIKEN LTD. (3948-1, Nunoshida Kochi-sh, Kochi 95, 〒7815195, JP)
International Classes:
E02D7/20; E02D7/24; E02D7/26
Domestic Patent References:
WO2014103575A12014-07-03
Foreign References:
JP2006194004A2006-07-27
JPH06193063A1994-07-12
JPS57168539U1982-10-23
JPH0313622A1991-01-22
GB552929A1943-04-30
JP2561559Y21998-01-28
Attorney, Agent or Firm:
ARAFUNE, Hiroshi (17F. Tokyo Takarazuka Bldg., 1-1-3, Yurakucho, Chiyoda-k, Tokyo 06, 〒1000006, JP)
Download PDF: