The present invention provides a breathing apparatus and a controller for a breathing apparatus. The controller is configured to receive a first output signal from a pressure sensor in the breathing apparatus, wherein the first output signal is indicative of variations in a total gas pressure within the breathing apparatus. The controller is further configured to determine, using the first output signal, an oxygen consumption rate of a user of the breathing apparatus. This may enable the controller to determine the user's oxygen consumption rate, without having to rely on an oxygen sensor. The breathing apparatus may be a rebreather, which is used for underwater diving.
BREATHING APPARATUS, CONTROLLER FOR A BREATHING APPARATUS AND METHOD OF OPERATING A BREATHING APPARATUS
BEATMUNGSVORRICHTUNG, STEUERUNG FÜR EINE BEATMUNGSVORRICHTUNG UND VERFAHREN ZUM BETRIEB EINER BEATMUNGSVORRICHTUNG
APPAREIL RESPIRATOIRE, DISPOSITIF DE COMMANDE POUR UN APPAREIL RESPIRATOIRE ET PROCÉDÉ DE FONCTIONNEMENT D'UN APPAREIL RESPIRATOIRE
2024-11-06
Patent
Electronic Resource
English
European Patent Office | 2022
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