Device for controlling projection lens shift in a projector

Details Device for controlling projection lens shift in a projector Device for controlling projection lens shift in a projector

2006-03-21

2006-03-21

Koval, Melissa Jan (Department: 2851)

Optics: image projectors

Lens support

Lens position adjustable

C353S069000, C353S119000, C359S813000, C359S822000

Reexamination Certificate

active

07014324

ABSTRACT:
A device for controlling the projection lens shift in a projector is provided, and includes a projection lens module which enlarges and projects an incident light on a screen, a sliding bracket which supports the projection lens module, a fixed bracket which slidably supports the sliding bracket, a shift unit positioned between the fixed bracket and the sliding bracket selectively to slide the sliding bracket up and down according to its rotating direction, and an elastic unit provided at a lower part of the projection lens module elastically to support the projection lens module.

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patent: 2005/0030491 (2005-02-01), Gishi
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patent: 7/120700 (1995-05-01), None
patent: 1998-063831 (1998-10-01), None
patent: 10-0200143 (1999-03-01), None

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