Patent ID: 8671943
Filing Date: 2014-03-18
Classification: A61M,A62B

Abstract:
1. A breathing apparatus comprising: (a) a face piece for covering a user's whole face or part of the face; (b) an inhale valve and an exhale valve provided on the face piece; (c) a motor fan supplying external air into the face piece through the inhale valve; (d) a filter disposed to clean the external air sucked into the motor fan; (e) a breath monitoring apparatus provided on the face piece and not comprising the inhale valve or the exhale valve, wherein the breath monitoring apparatus comprises (f) a controller connected to control operation of the motor fan synchronously with the user's breath based on a detection signal sent from the breath monitoring apparatus, wherein the controller starts the motor fan based on the detection signal sent from the breath monitoring apparatus when the breath monitoring apparatus detects the user's breath, and thereafter the controller controls the operation of the motor fan synchronously with the user's breath based on the detection signal sent from the breath monitoring apparatus, and the controller stops the motor fan when the breath monitoring apparatus does not detect the user's breath for a predetermined time.