Removable filters on electronic chassis and method of assembling same
US3971877A · kind A · utility
26Cited by
8References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 29, 1975 |
| Grant date | Jul 27, 1976 |
| Priority date | — |
| Expiry date | Sep 29, 1995 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49876
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Open cell, air permeable filtering material is attached adjacent the air inlet passage of an electronic circuit chassis by means of a fastener including a plurality of extending barbed members which are semiresilient, the barbs of said fasteners attaching directly to the cells of said filter in response to the application of pressure therebetween, said barbs resiliently yielding to permit removal of said filter from said chassis.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.