Lite-on Technology Corporation

Philips & Lite-on Digital Solutions Corporation

Yung-Lung Lee

Chun-Lung Ho

Kun-Ta Ho

A heating system is disclosed, which includes a main body having a duct formed therein, an air flowing guiding member, and a heating unit. The duct has an air inlet and an air outlet. The air flowing guiding member is disposed in the duct. The heating unit includes a substrate and a plurality of electronic components disposed on the substrate in a matrix form and embossed from a surface of the substrate, wherein each of the electronic components is capable of individually producing heat to directly heat up the air flowing in the duct. Also a heating system using the heating unit is disclosed.

Heating unit and heating system using the same

The present invention discloses a circuit board fixing device for fixing a circuit board. The device comprises a chassis for supporting the circuit board, at least one first hook setting on the supporting surface, and at least one second hook setting on the supporting surface. The first hook has a first contact surface for clamping a first type circuit board on the supporting surface. A first distance is between the first contact surface and the supporting surface. Additionally, the second hook has a second contact surface for clamping a second type circuit board on the supporting surface. A second distance is between the second contact surface and the supporting surface. The thickness of the first type circuit board is thicker than that of the second type circuit board, and the first distance is larger than the second distance.

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Hsinchu, Taiwan

Yung-Lung Lee