| 摘要 |
The invention relates to a tunnelling machine with a cutting body which works the face section-by-section and is mounted on a liftable and lowerable base frame accommodating a conveying means and equipped with a walking mechanism. The cutting body (2) is designed as a cylindrical drum body which is provided with spirals (3) and picks arranged on them and, in a low type of construction, can be pivoted vertically via two pivot arms (4, 5), pivotable in a vertical plane, and in a horizontal plane via a slewing-ring device (6) through at least 180 DEG . <IMAGE>
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