Device and method for cleaning a thick matter delivery pipe
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United States of America Patent
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Issued Date -
Jun 14, 2007
app pub date -
Mar 18, 2005
filing date -
Mar 26, 2004
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The invention relates to a device for cleaning a thick matter delivery pipe (10), comprising an end-hose (18) which is mounted on an outlet side, a device (24) for introducing a pressurised fluid into the thick matter delivery pipe (10), and a cleaning body (22) that can be driven through the delivery pipe (10) by the fluid, said cleaning body lying against the entire circumference of the inner surface of the thick matter delivery pipe (10). According to the invention, the device comprises a sensor (26) for determining the consistency of the material in a section of the thick matter delivery pipe (10), a control unit (28) to which a signal can be transmitted from the sensor (26) upon a change in the consistency of the material, and a closing device (30) that can be actuated by the control unit when the signal is received, the closing device being used to at least partially close the end-hose (18).
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