Rate of flow controlled automatic, breathing apparatus particularly suitable for reanimation and anaesthesia rooms

Abstract From the Canadian patent

OF DISCLOSURE :, The breathing apparatus comprises a first inspiration circuit formed by a pair of inspiration manifolds in series disposed with interposition of flow regulating means. A pressure stabilizer and governor is disposed upstream of said pair of inspiration manifolds and it comprises a constant volume reservoir connected to a source of fluid in pressure and containing an inflatable balloon connected to said first inspiration balloon. A microswitch is closely disposed relative to said inflatable balloon for detecting the volume changes thereof and controlling flow intercepting means disposed in said first inspiration circuit. A second expiration circuit is directly connected to …