Flow restrictor with safety feature
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United States of America Patent
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N/A
Issued Date -
Jun 17, 2004
app pub date -
Sep 8, 2003
filing date -
Sep 9, 2002
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The present invention relates to flow restrictors suitable for the controlled transfer of fluid from a first compartment to a second compartment. More specifically, the invention relates to a safety arrangement reducing the risks associated with diminished flow resistance through the flow restrictor. In a first aspect the present invention provides a flow restrictor comprising a flow-restricting channel formed between at least a first member and a second member arranged in contact with each other, the flow channel being arranged to form at least one generally U-formed portion with a pair of opposed first and second channel portions, and with a safety channel arranged between the opposed first and second channel portions. The safety channel provides a fluid communication with an exterior space relative to the flow restrictor.
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