POWDER PUMP FOR CONVEYING COATING POWDER
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United States of America Patent
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Issued Date -
Feb 13, 2014
app pub date -
Feb 13, 2012
filing date -
Feb 14, 2011
priority date (Note) -
Abandoned
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Abstract
The invention relates to a powder pump (100; 100′) for conveying coating powder, the powder pump (100; 100′) having a powder chamber (10; 10′) with a casing tube (1; 1′) and a gas-permeable filter element (2; 2′) arranged inside the casing tube (1; 1′) a first pinch valve (3; 3′), connected to the intake-side end region of the powder chamber (10; 10′), and a second pinch valve (4; 4′), connected to the delivery-side end region of the powder chamber (10; 10′). In order to achieve the effect that the powder pump (100; 100′) can be maintained with relatively little effort, according to the invention a first connection element (6; 6′) is provided, connected to the first pinch valve (3; 3′) and fitted onto or inserted into the intake-side end region of the powder chamber (10; 10′). A second connection element (7; 7′) is also provided, connected to the second pinch valve (4; 4′) and fitted onto or inserted into the delivery-side end region of the powder chamber (10; 10′).
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