Slat for a shutter with a lens

Details Slat for a shutter with a lens Slat for a shutter with a lens

1997-02-03

1998-09-15

Epps, Georgia Y.

Optical: systems and elements

Lens

Combined with diverse art tool, instrument or machine

359819, 160 32, 160236, G02B 300, G02B 702, B60Q 900, B42D 900

Patent

active

058088164

ABSTRACT:
A slat for a shutter includes an elongated slat body with a longitudinal slot unit formed therethrough, and an elongated lens fixed within the slot unit so as to close the slot unit and so as to permit light from one side of the shutter to reach the other side of the utter via the slot unit and the lens.

REFERENCES:
patent: 4126173 (1978-11-01), Theuerkauff
patent: 4893667 (1990-01-01), Dunn
patent: 5236260 (1993-08-01), Yu
patent: 5507335 (1996-04-01), Yu
patent: 5560416 (1996-10-01), Yu

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