| 摘要 |
Support arrangement (10) for a working device such as a rode drill or an excavation machine, with a working boom which includes at least one link arm (12) which is linked to a base part (11). The base part is designed to be placed against the ground and there are one or more support legs (16) which are provided to be lowered against the ground. The link connection with the base part utilizes a swivel connection (25) which allows rotation around a generally vertical axis, while the working boom is provided with at least one power member, especially a hydraulic cylinder, for maneuvering, while the base part (11) includes a support member (16) with at least two legs (17) of which at least one can be adjustable in height.
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