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US 8,555,299 B2Granted
Optical disc drive and tray driving device thereof
AssigneePhilips & Lite-On Digital Solutions Corporation
InventorsShih-Lin Yeh, Chun-Lung Ho, Kun-Ta Ho, Ming-Hung Chung
Life of this patent
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Abstract
A tray driving device of an optical disc drive in provided to comprising: a driving motor; a belt wheel, disposed on a driving shaft of the driving motor; a belt idler, connected to the belt wheel through a belt, wherein the belt idler has a belt groove for containing the belt, and a guiding inclined plane is protruded on the top of the belt idler; and a gear assembly, connected under the belt idler and connected to a tray.
Claims6
A tray driving device of an optical disc drive, wherein the optical disc drive has a tray, comprising:
- a driving motor;
- a belt wheel, disposed on a driving shaft of the driving motor;
- a belt idler, connected to the belt wheel through a belt, wherein the belt idler has a belt groove for containing the belt, and a guiding inclined plane is protruded on the top of the belt idler;
- and
- a gear assembly, connected under the belt idler and connected to the tray,
- wherein the guiding inclined plane is disposed above the belt groove and around a rotating axis, and the guiding inclined plane is retracted upwardly,
- wherein a guiding spot is outwardly protruded on the guiding inclined plane.
4 more elements
An optical disc drive, comprising:
- a base;
- a tray, movably disposed on the base;
- a spindle motor, disposed on the base for supporting and rotating an optical disc;
- a pickup head, disposed on the base for reading information stored in the optical disc;
- and
- a tray driving device disposed on the base for driving the tray to load in/out of the optical disc drive, wherein the tray driving device comprises:
- a driving motor;
- a belt wheel, disposed on a driving shaft of the driving motor;
- a belt idler, connected to the belt wheel through a belt, wherein the belt idler has a belt groove for containing the belt, and a guiding inclined plane is protruded on the top of the belt idler;
- and
- a gear assembly, connected under the belt idler and connected to the tray,
- wherein the guiding inclined plane is disposed above the belt groove and around a rotating axis, and the guiding inclined plane is retracted upwardly,
- wherein a guiding spot is outwardly protruded on the guiding inclined plane.
10 more elements
Dependencies are inferred from the claim text.