Measuring and testing – Fluid pressure gauge
Reexamination Certificate
2006-05-30
2006-05-30
Lefkowitz, Edward (Department: 2855)
Measuring and testing
Fluid pressure gauge
C600S587000
Reexamination Certificate
active
07051594
ABSTRACT:
Pressure gauges used to indicate the pressure of the air being supplied to a patient during resuscitation should be able to indicate the pressure quickly and simply. In the present disclosure, a medical apparatus includes an apparatus body defining a fluid cavity that is fluidly connected to an expandable pressure chamber of a pressure gauge. The pressure chamber, a battery and at least one pressure indicator are, at least partially, positioned within a gauge body of the pressure gauge. An electrical conductor is moveable with the expandable pressure chamber among a plurality of positions and with respect to the gauge body. When the electrical conductor is in a first position, the battery is out of electrical connection with the at least one pressure indicator. When in the second position, the electrical conductor electrically connects the battery with the at least one pressure indicator.
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Allen Andre
Lefkowitz Edward
Liell & McNeil
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