Image projection apparatus having an elevation adjustment...

Details Image projection apparatus having an elevation adjustment... Image projection apparatus having an elevation adjustment...

2006-09-19

2006-09-19

Perkey, W. B. (Department: 2851)

Optics: image projectors

Distortion compensation

For projection axis inclined to screen

C353S119000, C348S794000

Reexamination Certificate

active

07108380

ABSTRACT:
An image projection apparatus having an adjuster mechanism with a projecting member projecting from a bottom surface of the case to adjust the elevation angle of a projection lens and an opening/closing member located at a front surface of said projection lens for opening or closing the projection opening. The adjuster mechanism uses an electric motor to move the projecting member up and down. The opening/closing member is opened/closed using a linkage mechanism linked to the adjuster mechanism.

REFERENCES:
patent: 5605390 (1997-02-01), Brice et al.
patent: 5720539 (1998-02-01), Woo
patent: 5788355 (1998-08-01), Na
patent: 5836664 (1998-11-01), Conner et al.
patent: 6604831 (2003-08-01), Prestigomo et al.
patent: 2003/0223048 (2003-12-01), Kimura
patent: 2004/0041985 (2004-03-01), Kimura et al.
patent: 6-317845 (1994-11-01), None
patent: 2582651 (1998-07-01), None
patent: 2000-241874 (2000-09-01), None
patent: 2000-241875 (2000-09-01), None

Affiliated with

Also associated with

Rating

Image projection apparatus having an elevation adjustment... does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Image projection apparatus having an elevation adjustment..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Image projection apparatus having an elevation adjustment... will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-3579950