Automatic concrete pump comprising a mast support unit for a distribution mast, which is fixed to the chassis
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United States of America Patent
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Feb 2, 2010
Grant Date -
Dec 6, 2007
app pub date -
Jan 14, 2005
filing date -
Feb 13, 2004
priority date (Note) -
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status (Latency Note)
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Abstract
The invention relates to a mobile concrete pump provided with a chassis, a concrete distribution boom arranged on the chassis, and a boom support unit whereon the folded distribution boom can be supported in the transport position. According to the invention, the boom support unit comprises a housing part which extends above the chassis, is accessible from the outside via closeable openings and comprises at least one support block for the distribution boom which support block is arranged on the top side thereof. The boom support unit can be provided with a switch element which can be actuated by the lying thereupon of the distribution boom, releasing the actuation of the support struts of the mobile concrete pump.
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