FIELD: medicine.
SUBSTANCE: invention refers to medical equipment, namely to a respiratory mask. Mask comprises a replaceable filter element with an elastic edge, a headband tape, an obturator connected to a branch pipe. Branch pipe has an extension shifted downwards relative to the branch pipe axis, on which a replaceable filter element is put on by its elastic edge.
EFFECT: creation of a respiratory mask using replaceable filter elements with an elastic edge.
9 cl, 3 dwg
Title | Year | Author | Number |
---|---|---|---|
RESPIRATORY MASK | 2022 |
|
RU2794637C1 |
RESPIRATOR | 1995 |
|
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|
RU2666464C1 |
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RU2175259C2 |
RESPIRATOR WITH VALVE AND GRIPPING PART | 2015 |
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RU2664336C1 |
FILTERING HALF-MASK FOR PROTECTION AGAINST AEROSOLS AND DUST | 2013 |
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RU2550329C2 |
RESPIRATOR DEVICE | 2002 |
|
RU2212261C1 |
RESPIRATOR AND RESPIRATOR MANUFACTURE METHOD | 1998 |
|
RU2128068C1 |
Authors
Dates
2024-04-23—Published
2023-09-22—Filed