Title:
岩掘削装置
Document Type and Number:
Japanese Patent JP4521149
Kind Code:
B2
Abstract:
A rock drilling rig has a carrier (1) provided with a service platform (7) arranged on a service boom (6). The service boom has a number of relatively movable boom sections (33, 36). The service platform (7) is connected to the service boom (6) by a parallelogram mechanism (22). The service platform (7) is arranged to the side of a swing plane of the parallelogram mechanism (22) to prevent collisions between the service platform and the service boom.
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Inventors:
Albertson, Jonas
Ericsson, Hans
Ericsson, Hans
Application Number:
JP2001578765A
Publication Date:
August 11, 2010
Filing Date:
April 12, 2001
Export Citation:
Assignee:
Atlas Copco Rock Drills Activolag
International Classes:
E21B7/02; B66F11/04; E21B15/00; E21B15/04; E21B19/08
Domestic Patent References:
| JP2003509609A | ||||
| JP2953967B2 | ||||
| JP2820358B2 |
Attorney, Agent or Firm:
Takao Hamano