Breathing Apparatus
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
N/A
Issued Date -
Apr 16, 2009
app pub date -
Feb 23, 2007
filing date -
Feb 24, 2006
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A breathing apparatus (10) comprises a breathing circuit which includes a gas reservoir (50) having one end (54) open to the atmosphere. The reservoir comprises a substantially rigid structure and may be supplemented by an inflatable bag. The circuit is connected, in use, to an oxygen supply container (60), the apparatus further including means (62) for regulating the flow of oxygen into the circuit in response to detect gas levels in the circuit. The preferred apparatus is portable and provides an efficient use of oxygen.
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Family
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