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US 7,453,657 B2Granted
Color wheel
AssigneePordisc Technology Co., Ltd.
InventorsKe-Shu Chin, Chih-Neng Chang, Kuang-Hua Chang, Yin-Tai Keng, An-Hwa Yu
Life of this patent
Estimating the term…
Abstract
A color wheel including a motor body, a housing, a spacer and a color filter. In this case, the housing is set to a side of the central axis of the motor body. The spacer is placed over the housing. The color filter is set on one side of the spacer, which is opposite the housing, so that there is a recess between the color filter and the housing.
Claims20
A color wheel, comprising:
- a motor body;
- a housing set to a side of a central axis of the motor body;
- a spacer placed over the housing;
- and
- a color filter set on a side of the spacer, the side of the spacer being opposite to the housing, wherein a recess is formed between the color filter and the housing, and an added counterpoise is positioned within the recess so that the position of the rotation center is corrected.
2 more elements
A color wheel, comprising:
- a motor body;
- a housing set to a side of a central axis of the motor body;
- a spacer placed over the housing;
- and
- a color filter set on a side of the spacer, the side of the spacer being opposite to the housing, wherein a recess is formed between the color filter and the housing, the spacer is a transparent body, and an added counterpoise is positioned within the recess so that the position of the rotation center is corrected.
2 more elements
Dependencies are inferred from the claim text.