Sub-miniature plastic fuse
US5287079A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Nov 9, 1992 |
| Grant date | Feb 15, 1994 |
| Priority date | — |
| Expiry date | Nov 9, 2012 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H2085/0412
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
There is provided a fast acting subminiature cylindrical fuse having a cylindrical cover substantially locked onto a cylindrical base. The locking mechanism for the cover comprises a plurality of grooves and a plurality of corresponding projections on the internal surface of the cover and the external surface of the fuse base. The lock projections have a relatively straight diverging upper surface and a rounded bottom locking surface. The fuse base has a spacing ridge on the bottom thereof that spaces the fuse bottom surface above a circuit board surface. The fuse also has a plurality of pressure relieving passageways extending from inside the fuse to the outside of the fuse.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.