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US 8,713,587 B2Granted
Optical disc drive having a tray for loading a disc using supporting portions
AssigneeToshiba Samsung Storage Technology Korea Corporation
InventorsYoung-sun Jung, Seong-yeon Park, Hyoung-woo Jo, Sung-ryool Yi
Life of this patent
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Abstract
Provided is an optical disc drive having a tray to receive a disc. The tray includes a hollow portion having a bottom corresponding to the disc and a wall surrounding a portion of the bottom, and a plurality of supporting portions formed on the bottom of the hollow portion to locally support a bottom surface of the disc.
Claims16
An optical disc drive comprising:
- a main body including a turntable to rotate a disc and an optical head to read or write with respect to the disc;
- and
- a tray to convey the disc into and out of the main body, the tray comprising:
- a hollow portion comprising a bottom corresponding to the disc;
- a wall surrounding the bottom;
- two extended hollow regions disposed on opposing sides of the tray;
- a plurality of supporting portions formed on the bottom of the hollow portion to locally support a bottom surface of the disc;
- and
- at least four inclined supporting portions, each having a height greater than a height of the wall, to support the disc entering the extended hollow regions,
- wherein each extended hollow region comprises one of the at least four inclined supporting portions disposed on opposing ends thereof;
- and
- supporting portions are disposed adjacent to the at least four inclined supporting portions.
9 more elements
An optical disc drive comprising:
- a main body including a turntable to rotate a disc and an optical head to read or write with respect to the disc;
- and
- a tray to convey the disc into and out of the main body, the tray comprising:
- a hollow portion comprising a bottom corresponding to the disc;
- a wall surrounding the bottom;
- two extended hollow regions disposed on opposing sides of the tray;
- a plurality of supporting portions formed on the bottom of the hollow portion to locally support a bottom surface of the disc;
- and
- at least four inclined supporting portions, each comprising two inclined supporting surfaces, to support the disc entering the extended hollow regions,
- wherein each extended hollow region comprises one of the at least four inclined supporting portions disposed on opposing ends thereof;
- and
- supporting portions are directly disposed on the tray in positions which are directly adjacent to the at least four inclined supporting portions and directly adjacent to the wall without contacting the wall.
9 more elements
An optical disc drive comprising:
- a main body including a turntable to rotate a disc and an optical head to read or write with respect to the disc;
- and
- a tray to convey the disc into and out of the main body, the tray comprising:
- a hollow portion comprising a bottom corresponding to the disc;
- a wall surrounding the bottom;
- two extended hollow regions disposed on opposing sides of the tray;
- at least three supporting portions formed on the bottom of the hollow portion to locally support a bottom surface of the disc;
- and
- at least four inclined supporting portions, each comprising a supporting surface facing an axis that is parallel to movement of the tray into and out of the main body, to support the disc entering the extended hollow regions,
- wherein each extended hollow region comprises one of the at least four inclined supporting portions disposed on opposing ends thereof;
- and
- the at least three supporting portions are disposed directly adjacent to the wall in a first position which is central to a front end of the tray, a second position which is on a left side of a head moving region, and a third position which is on a right side of the head moving region.
9 more elements
Dependencies are inferred from the claim text.