Video disc player
US4252327A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Feb 16, 1979 |
| Grant date | Feb 24, 1981 |
| Priority date | — |
| Expiry date | Feb 16, 1999 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B17/03
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A video disc player assembly is described employing a fixed base member with a pair of fixed rails, and a movable carriage member employing a pair of linear bearing assemblies in engagement with said rails. A stabilization plate is mounted on the movable carriage for movement therewith. A motor and spindle assembly is mounted on the stabilization plate. A portion of the motor and spindle assembly extends through axially aligned apertures in the stabilization plate and carriage and carries a videodisc mounting surface coplanar with the stabilization plate. A centering means is provided to accurately center the disc about the spindle. A releasable clamp rigidly engages the spindle and holds the videodisc against the mounting surface parallel to the stabilization plate. A motor and spindle are mounted on the carriage for rotary driving of the video disc, a centering means is provided to accurately center the disc about the spindle, and a stabilization plate is provided adjacent and parallel to the rotating disc.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.