Flat face, pipe coupling with spring-loaded shutoff sleeves to prevent spillage upon uncoupling
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United States of America Patent
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May 17, 2011
Grant Date -
Nov 26, 2009
app pub date -
May 22, 2008
filing date -
May 24, 2007
priority date (Note) -
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Abstract
A pipe coupling connecting and disconnecting media conducting pipes, hoses or like conduits, which comprise two coupling halves situated at ends of the conduits; and a connector and a socket end having shutoff sleeves in both coupling halves.
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