
基本信息:
- 专利标题: 防沙尘口罩
- 专利标题(英):Dust-proof gauze mask
- 申请号:CN00220602.1 申请日:2000-06-12
- 公开(公告)号:CN2427237Y 公开(公告)日:2001-04-25
- 发明人: 黄岩
- 申请人: 黄岩
- 申请人地址: 江苏省淮阴市都天庙街100号淮阴市清浦区教委教研室
- 专利权人: 黄岩
- 当前专利权人: 黄岩
- 当前专利权人地址: 江苏省淮阴市都天庙街100号淮阴市清浦区教委教研室
- 代理机构: 江苏省专利事务所
- 代理人: 张春平
- 主分类号: A62B9/06
- IPC分类号: A62B9/06
摘要:
本实用新型提供了一种防沙尘口罩,由过滤罩(1)、过滤介质层(2)和系带(5)组成。过滤罩(1)呈外凸构型,在与口鼻对应部位设有若干透气滤沙孔(3),透气滤沙孔(3)是由过滤罩(1)表面向外延展突起而形成的小口朝外的喇叭状小孔;过滤介质层(2)设置于过滤罩(1)内侧与透气滤沙孔(3)相对应的部位。本实用新型具有良好的防沙尘作用。
摘要(英):
The utility model provides a dustproof and sand-proof mask which is composed of a filtration mask (1), a filtration medium layer (2) and a ligament (5). The filtration mask (1) is convex outwards conformation. A position which corresponds to a mouth and a nose is provided with a plurality of vent sand filtration holes (3) which are trumpet-shaped small holes which are formed by that the surface of the filtration mask (1) is extended and convex outwards. Small mouths of the small holes are outward. The filtration medium layer (2) is arranged on a position where the inner side of the filtration mask (1) corresponds to the vent sand filtration holes (3). The utility model has good dustproof and sand-proof functions.
IPC结构图谱:
A | 人类生活必需 |
--A62 | 救生;消防 |
----A62B | 救生设备、救生装置或救生方法 |
------A62B9/00 | 呼吸保护装置或呼吸装置的构件 |
--------A62B9/06 | .口罩;鼻夹 |