FIELD: means of protection.
SUBSTANCE: full-size device for breath protection comprises the following components: facial sealant, one or several parts for supply of clean air into inner air space, fastening belts to fix the mask on user face and sight glass fixed to facial sealant. Sight glass is arranged with the possibility to provide a direct visual field of more than 95% and peripheral visual field of more than 60%.
EFFECT: extension of visual field, convenience of use.
6 dwg, 1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| DEVICE FOR BREATH PROTECTION | 2007 |
|
RU2401141C2 |
| SAFETY BELTS FOR RESPIRATION PROTECTION DEVICE | 2007 |
|
RU2381045C1 |
| PERSONAL PROTECTION APPARATUS | 2021 |
|
RU2777568C1 |
| INDIVIDUAL FILTERING MASK WITH BACTERICIDAL TREATMENT OF AIR | 2020 |
|
RU2729629C1 |
| RESPIRATOR DEVICE | 2002 |
|
RU2212261C1 |
| RESPIRATOR | 2005 |
|
RU2349357C1 |
| METHOD (VERSIONS) AND APPARATUS FOR PREVENTING FROM SMOKE INHALATION AT EMERGENCY SITUATIONS | 1995 |
|
RU2169595C2 |
| EXHAUST DEVICE WITH POWER SUPPLY FOR RESPIRATORY PERSONAL PROTECTOR | 2013 |
|
RU2618434C2 |
| TEST STAND FOR DETERMINING AREA OF FIELD OF VISION OF FACIAL PARTS OF RESPIRATORY PROTECTION EQUIPMENT AND METHOD FOR AUTOMATICALLY DETERMINING FIELD OF VISION OF RESPIRATORY PROTECTION EQUIPMENT BY MEANS OF SPECIFIED STAND | 2023 |
|
RU2813042C1 |
| ELECTRIC EXHAUST DEVICE FOR THE RESPIRATORY PROTECTIVE EQUIPMENT | 2013 |
|
RU2622824C2 |
