Patent · US Expired

Loading device in a disc playback device

US4730296A · kind A · utility

14Cited by
5References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 30, 1985
Grant dateMar 8, 1988
Priority date
Expiry dateSep 30, 2005

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11B25/043
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A disc loading device in a disc playback device comprises a turntable for rotating a disc thereon, a holder which is provided above this turntable for holding a disc or a case housing a disc and is capable of moving upwardly or downwardly with respect to the turntable and a carrier which is capable of moving horizontally with respect to the holder for loading the disc or the case into the holder or ejecting it from the holder. A cam is provided in the holder which cooperates with a hole formed in the carrier to move the holder upwardly or downwardly in loading and ejection of the disc or the case. A clamper may be provided on the holder for fixing the disc to the turntable.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.