INSULATING BREATHING APPARATUS Russian patent published in 2006 - IPC A62B7/08 A62B19/02 

FIELD: insulating breathing apparatuses.

SUBSTANCE: insulating breathing apparatus which operation is based onto chemically bound oxygen intends for protection of breathing organs in alarm situation. Insulating breathing apparatus has regenerating canister, in case of which canister the regenerating product is disposed, starting unit and filtering device as well as breathing bag and unit for insulating of breathing organs provided with corrugated tube; bag and unit are connected with canister. Filtering device has two filters. One filter is placed on breathing bag, and the other one is disposed behind breathing bag and has to be a part of unit for insulating breathing organs.

EFFECT: improved quality of cleaning of breathing mixture; reduced breathing resistance.

2 cl, 1 dwg