Quick connect coupling including male and female elements
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United States of America Patent
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Dec 12, 2006
Issued Date -
N/A
app pub date -
Jan 27, 2005
filing date -
Feb 2, 2004
priority date (Note) -
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status (Latency Note)
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Abstract
A quick connect coupling includes male and female elements of which one includes a closure valve that is spaced inwardly from an open end of the one element and that is opened by engagement of the other element after a portion of the other element passes through an annular opening in the one element. To prevent accidental opening of the valve, a ratio of a radial width of the annular opening and a depth of the annular opening between the valve and an entrance into the annular opening is less that 1.
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