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US 5,265,357 AGranted
Magic 3D effect enhancing frame
OwnerZhilong Yuinventor
Life of this patent
Estimating the term…
Abstract
A picture frame unit is disclosed that is particularly useful for lighting displayable materials such as three dimensional photographs and two dimensional photographs. The unit is portable and includes an enhanced illumination planar display area. The unit also includes an illumination source mounted in front of the picture for creating an optical illusion to the eyes that the display area extends deeply into the frame unit.
Claims5
An illuminated picture frame assembly for a 3D picture, comprising;
- a back portion, said back portion having a stand means for supporting said frame assembly in an upright position,
- an inner frame housing, said inner frame housing having two inside walls, each inside wall having an inner facing reflective surface and a support means for supporting said picture, said support means curved to form a curved support surface for said picture such that said picture conforms to a shape of said curve support surface while supported on said curved support surface, inner edge portions, said edge portions forming a portal opening for viewing said picture, said portal opening of smaller area that an are of said picture,
- at least two optical members extending along said inner edge portions, a plurality of spaced apart light sources within the inner frame housing,
- a power sources conductively connected to a printed circuit board for illuminating said light sources, and
- switching means adapted to close a circuit containing said power source and said light sources.
2 more elements
Dependencies are inferred from the claim text.