Ultrasonic welding for sealing electronic devices
US10867638B2 · kind B2 · utility
0Cited by
28References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 30, 2019 |
| Grant date | Dec 15, 2020 |
| Priority date | — |
| Expiry date | Jan 30, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B33/1453
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A hard disc drive includes a base deck, a cover welded to the base deck, and a voice coil motor. The voice coil motor includes a first voice coil motor assembly and a second voice coil motor assembly. Either one or both of the first and second voice coil motor assemblies can be welded to the base deck.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.