Dust and splash-proof filter
US12330119B2 · kind B2 · utility
0Cited by
6References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 24, 2022 |
| Grant date | Jun 17, 2025 |
| Priority date | — |
| Expiry date | Aug 16, 2043 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N33/0011
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Embodiments relate generally to a filter, for example, for attachment onto a gas detector device or a gas sensor, and attempt to improve the efficiency and service life of the filter. Embodiments typically comprise a dustproof membrane and a waterproof membrane. Some embodiments may also comprise a splash-proof cap and/or features to reduce negative pressure on the filters.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.