Filter-type respirator (self-priming anti-particulate folded filter cartridge)
CN309931142SActive Publication Date: 2026-04-17湖北极标安全防护装备有限公司
View PDF 0 Cites 0 Cited by
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- 湖北极标安全防护装备有限公司
- Filing Date
- 2025-11-12
- Publication Date
- 2026-04-17
Smart Images

Figure 000003_ABST
Abstract
1. Name of the product in this design: Filter-type respirator (self-priming anti-particulate folded filter element). 2. Purpose of this design: This design is for a dust mask, mainly used to prevent or reduce the entry of airborne dust into the human respiratory system. 3. The key design features of this product are the combination of shape and pattern. 4. The image or photograph that best illustrates the design's key points: a 3D model.
Need to check novelty before this filing date? Find Prior Art