RU2013130632A

RU2013130632A - FILTERING HALF MASK FOR PROTECTION AGAINST AEROSOLS AND DUST

Info

Publication number: RU2013130632A
Application number: RU2013130632/12A
Authority: RU
Inventors: Александр Александрович Атрошенко; Владимир Дмитриевич Горбушкин; Анатолий Александрович Скобцов; Геннадий Николаевич Колесников; Валерий Павлович Зародов
Original assignee: Александр Александрович Атрошенко; Анатолий Александрович Скобцов; Владимир Дмитриевич Горбушкин; Геннадий Николаевич Колесников; Валерий Павлович Зародов
Priority date: 2013-07-05
Filing date: 2013-07-05
Publication date: 2015-01-10
Also published as: RU2550329C2

Abstract

1. Полумаска, выполненная с носовым зажимом, крепежными лепестками - ушек щек, имеющими одинаковую боковую поверхность примерно 8-10 см, расположенными на выступающих расширениях по боковым сторонам плоских участках закраин в форме прямоугольника, имеющего закругленные переходы на основной части полумаски, имеющей ленту крепления, с одним узлом и возможностью преобразования при надевании в две ленты с целью обеспечения регулирования обхвата затылочной и макушечной частей головы пользователя, а контур основной части полумаски скреплен по линии обтюрации сварочным швом в виде штрих-линий, а шов, соединяющий две части заготовки, размещен в подбородочной зоне.2. Полумаска по п.1, отличающаяся тем, что раздвоенная крепежная лента (оголовье) на голове человека расположена одним контуром по направлению левое ухо - затылочная часть головы пользователя - правое ухо, а вторым - по направлению левое ухо - макушечная часть головы пользователя - правое ухо.3. Полумаска по п.1, отличающаяся тем, что лепестки - ушек щек отходят от основной разграниченной линии, по меньшей мере, примерно на 0,5 см.4. Полумаска по п.1, отличающаяся тем, что носовой зажим ограничен П-образной рамкой в виде сварочного пятна с клип-лентой, размещенной между слоями материала.5. Полумаска, содержащая основную часть, выполненную с возможностью закрывать рот и нос пользователя, крепежные выступающие лепестки - ушек щек с отверстиями, эластичную ленту с одним узелком, носовой зажим, находящийся между слоев нетканого полотна основной части полумаски, закрепленный П-образной рамкой и выполненный из двух алюминиевых нитей, покрытых пластмассовой оболочкой, устро�1. Half mask made with a nasal clip, fastening petals - ears of the cheeks, having the same lateral surface of about 8-10 cm, located on the protruding extensions on the sides of the flat sections of the edges in the form of a rectangle having rounded transitions on the main part of the half mask having a fastening tape , with one node and the possibility of conversion when donning in two tapes in order to ensure regulation of the girth of the occipital and crown parts of the user's head, and the contour of the main part of the half mask is fastened along weld seam lines in the form of dashed lines, and the seam connecting the two parts of the workpiece is placed in the chin area. 2. The half mask according to claim 1, characterized in that the bifurcated mounting tape (headband) on the person’s head is located in one contour in the direction of the left ear - the occipital part of the user's head - the right ear, and the second - in the direction of the left ear - the crown of the user's head - the right ear .3. The half mask according to claim 1, characterized in that the petals - ears of the cheeks depart from the main demarcated line by at least about 0.5 cm. The half mask according to claim 1, characterized in that the nose clip is limited by a U-shaped frame in the form of a welding spot with a clip tape placed between the layers of material. A half mask containing the main part, made with the possibility of closing the mouth and nose of the user, mounting protruding petals - ears of the cheeks with holes, an elastic tape with one knot, a nose clip located between the layers of the nonwoven fabric of the main part of the half mask, fixed with a U-shaped frame and made of two plastic coated aluminum filaments

Claims

1. Half mask made with a nasal clip, fastening petals - ears of the cheeks having the same lateral surface of about 8-10 cm ² located on the protruding extensions on the sides of the flat sections of the edges in the form of a rectangle having rounded transitions on the main part of the half mask having a tape fastenings, with one knot and the possibility of conversion when donning in two tapes in order to ensure regulation of the girth of the occipital and crown parts of the user's head, and the outline of the main part of the half mask is fastened obturation of weld line in the form of bar lines, and the seam connecting the two parts of the blank, is placed in the chin area.

2. The half mask according to claim 1, characterized in that the bifurcated mounting tape (headband) on the person’s head is located in one contour in the direction of the left ear - the occipital part of the user's head - the right ear, and the second - in the direction of the left ear - the crown of the user's head - right ear.

3. The half mask according to claim 1, characterized in that the petals - ears of the cheeks depart from the main demarcated line by at least about 0.5 cm

4. The half mask according to claim 1, characterized in that the nose clip is limited by a U-shaped frame in the form of a welding spot with a clip tape placed between the layers of material.

5. Half mask containing the main part, made with the ability to close the mouth and nose of the user, the protruding protruding petals - the ears of the cheeks with holes, an elastic tape with one knot, a nose clip located between the layers of the nonwoven fabric of the main part of the half mask, fixed with a U-shaped frame and made of two aluminum threads coated with a plastic sheath, an exhalation device located at the level of the cheek on the right or left side and consisting of the saddle of the exhalation valve, a protective screen that serves to exhaust the exhalation air flow from the user's eyes, and a membrane attached to the saddle of the exhalation valve, in order to reduce resistance during exhalation, which, in turn, ensures tightness of the mask space along the obturation band.