VALVE ASSEMBLY
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United States of America Patent
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N/A
Issued Date -
Jun 2, 2016
app pub date -
Feb 12, 2015
filing date -
Nov 28, 2014
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The present disclosure provides a valve assembly. The valve assembly comprising a flap connectable onto an opening of a passage, wherein the flap is configured to move between a closed position and an open position. The flap comprises a first plate hinged on the opening; and a second plate hinged to the first plate, wherein the second plate is configured to move independent of the first plate.
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