DISTRIBUTION VALVE FOR CONCRETE PUMP, CONCRETE PUMP AND CONTROL METHOD THEREOF AND CONCRETE PUMP TRUCK
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United States of America Patent
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N/A
Issued Date -
Dec 20, 2012
app pub date -
Jan 28, 2011
filing date -
Feb 9, 2010
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A distribution valve for a concrete pump, the concrete pump, a control method thereof and a concrete pump truck are provided. The distribution valve comprises a valve body (200) and a wear resistance plate (300). The valve body (200) comprises a first suction pipe (210) and a first pumping pipe (220), the rear end of the first suction pipe (210) is communicated with an outlet (401) of a material container (400) so as to communicate the material container (400) and a conveying cylinder. The rear end of the first pumping pipe (220) is rotatablely connected with a delivery line of the concrete pump so as to communicate the conveying cylinder and the delivery line. The valve body (200) can be switched between a first state and a secondary state under the driving of a drive mechanism (500).
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