| 摘要 |
In a heading machine (1) including a-machine frame (2) equipped with a travelling mechanism (3), a cutter boom (7) mounted so as to be pivotable in the height direction and carrying cutting tools (9), a preferably liftable and lowerable haulage device (11), and a supporting device for bracing the heading machine (1) within the road, wherein the supporting device includes a vertical support equipped with props that are braceable between the roof and the floor and to which support plates (14) are articulately joined on the roof and floor sides, as well as a longitudinal support connecting the roof-side end of the vertical support with the machine frame (2) and carrying a dust exhaust system, the dust exhaust system is held in a frame (23) that is mounted on the longitudinal support so as to be pivotable about a substantially horizontal axis (24).
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