Laser disc buffing apparatus
US5423103A · kind A · utility
10Cited by
17References
26Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 23, 1993 |
| Grant date | Jun 13, 1995 |
| Priority date | — |
| Expiry date | Dec 23, 2013 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B7/26
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
This invention relates to a laser disc buffing apparatus in which a buffing wheel is rotated on an axis perpendicular to the axis of the rotating laser disc and under compression against the disc to remove scratches or marks on the entire surface of the disc while cleaning the disc.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.