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 | 
 | RU2090225C1 | 
| RESPIRATOR WITH GRIPPING TAB | 2015 | 
 | RU2677088C1 | 
| RESPIRATOR HEADBAND | 2015 | 
 | RU2666464C1 | 
| MULTISECTIONAL HEADBAND AND RESPIRATOR MASK ASSEMBLY AND METHOD OF THEIR MANUFACTURE | 1997 | 
 | RU2175259C2 | 
| RESPIRATOR WITH VALVE AND GRIPPING PART | 2015 | 
 | RU2677082C2 | 
| FLAT FOLDABLE RESPIRATOR | 2015 | 
 | RU2664336C1 | 
| FILTERING HALF-MASK FOR PROTECTION AGAINST AEROSOLS AND DUST | 2013 | 
 | RU2550329C2 | 
| RESPIRATOR DEVICE | 2002 | 
 | RU2212261C1 | 
| RESPIRATOR AND RESPIRATOR MANUFACTURE METHOD | 1998 |  | RU2128068C1 | 
Authors
Dates
2024-04-23—Published
2023-09-22—Filed