ADAPTER CONNECTING EXTERNAL BAYONET MOUNTING OF FACIAL PARTS OF FILTERING PERSONAL RESPIRATORY PROTECTION EQUIPMENT WITH BAYONET MOUNTING OF ANTI-AEROSOL, ANTI-GAS, AND COMBINED FILTERS Russian patent published in 2024 - IPC A62B18/08 A62B9/04 

FIELD: personal protection equipment.

SUBSTANCE: invention relates to gas mask equipment, to parts of gas masks, full-face masks, half masks and quarter masks, and additionally includes a gasket that meets the requirements of the labour safety standard. The adapter, designed to connect the bayonet fastening of the front parts of personal respiratory protection filters with the bayonet fastening of anti-aerosol, anti-gas and combined filters, contains a housing, on one side of which there is an external bayonet fastening, which is a circle with an outer diameter of 25 mm, an inner diameter of 22 mm with three trapezoidal projections, two of which are 8.5 mm wide at the widest part of the projections, and the width of the third projection at its widest part is 6 mm, and the height of all three projections is 3 mm relative to the outer diameter of the bayonet mount, on the other side of the body there is a connecting unit with bayonet fastening of the front parts of personal respiratory protection equipment, containing a hole in the form of a circle with a radius of 21.5 mm with three trapezoidal protrusions, two of which have a width of 7.5 mm at the widest part of the protrusions, and the width of the third the protrusion in its widest part is 4.5 mm, and the height of all three protrusions is 3.5 mm, a vertical passage channel made inside the case, a pad for gaskets made on the side of the case with an external bayonet fastening, and a gasket.

EFFECT: safe and hermetically sealed connection of non-standard bayonet fastenings of the front parts of filters for personal respiratory protection of 3M standard, JET A SAFETY, and their analogues with the bayonet fastening of filters of the MSA, UNIX standard and their analogues.

1 cl, 4 dwg