VALVE ASSEMBLY FOR PREVENTING BACKFLOW FOR USE WITH A BATTERY CASE AND BATTERY CASE HAVING THE VALVE ASSEMBLY
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United States of America Patent
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N/A
Issued Date -
Jul 17, 2014
app pub date -
Oct 11, 2013
filing date -
Jan 11, 2013
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A valve assembly for preventing backflow and a battery case using the same is disclosed. In one aspect, the valve assembly for preventing backflow includes a first valve; a connection tube connected to the first valve and having at least one bent portion; and a second valve connected to the connection tube. In the valve assembly, the second valve is disposed so that the lowermost surface of the second valve is positioned lower than the lowermost surface of the first valve.
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