Framed pleated air filter with upstream bridging filaments
US9174159B2 · kind B2 · utility
19Cited by
30References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 16, 2013 |
| Grant date | Nov 3, 2015 |
| Priority date | — |
| Expiry date | Nov 14, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T156/10
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A framed pleated air filter, including a non-self-supporting, compressible, pleated air filter media with a plurality of oppositely-facing pleats and with a plurality of upstream pleat tips and downstream pleat tips, the pleated air filter media further including a plurality of bridging filaments that are bonded to at least some of the upstream pleat tips. The framed pleated air filter does not include any support member on the downstream face of the pleated air filter media.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.