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US 2009/0244491 A1Published application
Projector and lamp module laterally extracted out
AssigneeCoretronic Corporation
InventorsChun-Ping Wang, Yung-Chuan Tseng, Shang-Hsuang Wu
Life of this patent
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Abstract
A projector includes a case, an optical engine, a lamp module, and a centrifugal fan. The optical engine, the lamp module, and the centrifugal fan are disposed in the case. The case has a side cover. The lamp module is disposed adjacent to the side cover to generate heat as well as light which is modulated by the optical engine into an image light. The centrifugal fan is disposed adjacent to the lamp module, impelling air into the lamp module from a side and out from the rear to dissipate heat from the lamp module.
Claims11
A lamp module, comprising:
- a lamp cup;
- 3 a lamp wick fixed in the lamp cup;
- and
- a lamp holder including a frame and a protruding port, wherein an interior of the frame communicates with an interior of the protruding port, the lamp cup is connected to the frame, the protruding port is provided with a first opening and a second opening, a first normal direction to the first opening is substantially perpendicular to a second normal direction to the second opening, and air flows into the lamp holder and the lamp cup through the first opening and dissipates heat from the lamp wick and flows out of the lamp holder through the second opening.
1 more element
Dependencies are inferred from the claim text.