TUBULAR PUMP
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United States of America Patent
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Issued Date -
Sep 25, 2008
app pub date -
Mar 20, 2008
filing date -
Mar 21, 2007
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The invention provides the arrangement of a resilient and flexible tubular element, with shape memory, which contains the product to be metered and which receives an action of limited compression of the walls thereof, in such a way that there is no contact between the internal walls of the opening of the tubular element which propels the product, in such a way that the product supply and discharge are controlled by respective valves situated before and after the compressible tubular metering element.
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