Disk drive information storage device with baseplate and cover having overlapping edge portions to provide protection from electromagnetic interference
US5448433A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Oct 13, 1993 |
| Grant date | Sep 5, 1995 |
| Priority date | — |
| Expiry date | Oct 13, 2013 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B25/043
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Disclosed is a disk drive information storage device which includes a disk for recording and reproducing information, with the disk drive information storage device having a housing with a baseplate which includes a peripheral portion having a lip which extends circumferentially around the peripheral portion and the cover also includes a peripheral portion with a free edge at the periphery of the cover such that when the baseplate is engaged with the cover the overlap of the free edge of the baseplate and the free edge of the lip provides shielding to the internal components of the disk drive from electromagnetic interference, which my be present in the environment in which the disk drive is utilized. The disk utilized in the disk drive has a diameter in the range of from about 45 mm to about 50 mm. The housing of the disk drive has a first external dimension of about 51 mm and a second external dimension of about 70 mm.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.