Two-purpose LCD device with scrollable reflecting screen and scr

Optical: systems and elements – Holographic system or element – Using a hologram as an optical element

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

359 70, 362278, 362320, G02F 11335, F21V 1702

Patent

active

055305717

ABSTRACT:
A liquid crystal display device including a frame, a liquid crystal module and a back light module mounted within the frame, and a transparent backing covered on the frame over the back light module, the back light module consisting of a diffusion scroll, a reflecting scroll, and a photo conductive plate disposed between the diffusion scroll and the reflecting scroll, the diffusion scroll including a diffusion screen and a transparent screen connected in series, the reflecting scroll including an opaque reflecting screen and a transparent screen, the frame having rotary knobs turned to rotate the diffusion scroll and the reflecting scroll, permitting the diffusion screen and the opaque reflecting screen to be aligned with the liquid crystal module for image displays, or permitting the transparent screens to be aligned with the liquid crystal module for slide projections.

REFERENCES:
patent: 4616295 (1986-10-01), Jewell et al.
patent: 4909604 (1990-03-01), Kobayashi et al.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Two-purpose LCD device with scrollable reflecting screen and scr does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Two-purpose LCD device with scrollable reflecting screen and scr, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Two-purpose LCD device with scrollable reflecting screen and scr will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-2193946

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.