Title:
掘削装置及び掘削方法
Document Type and Number:
Japanese Patent JP4939518
Kind Code:
B2
Abstract:
The device (10) has a drilling carriage (50) guided along a mast (23) in a displaceable manner, and a drive unit provided with a hydraulic cylinder drive and a rope winch drive (30), and utilized for moving the carriage on the mast. The drilling carriage is connected alternately with the hydraulic cylinder drive and the rope winch drive through a coupling device. The mast includes a telescopic mast element (26) and a mast base element (24) that is coupled with the hydraulic cylinder drive. The drilling carriage includes a guide (54) for guidance along the mast base element. An independent claim is also included for a deep-hole drilling method.
Inventors:
Otto Riedel
Stefan Hackel
Stefan Hackel
Application Number:
JP2008308074A
Publication Date:
May 30, 2012
Filing Date:
December 03, 2008
Export Citation:
Assignee:
Bauer Maschinen Game Behr
International Classes:
E21B15/00; E21B19/02; E21B19/084
Domestic Patent References:
| JP8151887A |
Foreign References:
| WO2006110040A1 |
Attorney, Agent or Firm:
Kenji Yoshida
Jun Ishida
Jun Ishida