Illumination – Display backlight – Lcd backlight
Patent
1982-10-07
1986-01-14
Bentley, Stephen C.
Illumination
Display backlight
Lcd backlight
362220, 362240, 362282, 362287, 362311, 362399, 108 23, 40361, G09F 1304, F21L 1512
Patent
active
045648867
ABSTRACT:
A portable light box having a light tray, with a cover having an aperture therein with the cover hinged to the light tray. A diffuser is secured in the aperture. A base is also hinged to the light tray. Bail means releasably lock the cover to the light tray, thereby securing the diffuser in the aperture, and may function as a carrying handle or an easel strut to support the light tray at a predetermined angle to the base.
REFERENCES:
patent: 1704420 (1929-03-01), Bailey
patent: 2254706 (1941-09-01), Mueller et al.
patent: 2328471 (1943-08-01), Leffel
patent: 3811212 (1974-05-01), Wright
patent: 4390257 (1983-06-01), Fernekes et al.
Bentley Stephen C.
Maples John S.
Stacor Corporation
LandOfFree
Portable light box does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Portable light box, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Portable light box will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-432997