Manually operated vacuum pump and refill device
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United States of America Patent
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Jan 5, 2010
Grant Date -
Jul 17, 2008
app pub date -
Jan 16, 2007
filing date -
Jan 16, 2007
priority date (Note) -
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status (Latency Note)
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Abstract
A manually operated vacuum pump and refill device includes a body on top with a vacuum pump attached, and a lower portion of the body is arranged with an elastic adapter. The adapter has a central channel in communication with the body. The body includes an inlet in which a water supply is connected. A control valve is arranged on the water supply before it reaches to the body. The vacuum pump is further arranged with a check valve with respect to the body. The body is also arranged with a check valve securely positioned with a C-clip. The check valve is provided with a float moveably within a chamber thereof.
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