Light ledge for a level glass

Details Light ledge for a level glass Light ledge for a level glass

1993-10-15

1995-08-08

Yeung, James C.

Illumination

With liquid container

362 29, 362800, F21V 3300

Patent

active

054404606

ABSTRACT:
A light ledge device for a level instrument. The ledge device includes at least one light emitting diode. A translucent ledge has a cavity for receiving each light emitting diode. Each cavity is shaped so that each diode tightly joins the ledge.

REFERENCES:
patent: 1760727 (1930-05-01), Von Hofe
patent: 5027258 (1991-06-01), Schoniger et al.
patent: 5084698 (1992-01-01), Sell
patent: 5151679 (1992-09-01), Dimmick
patent: 5193895 (1993-03-01), Naruke et al.
patent: 5239450 (1993-08-01), Wall
patent: 5241457 (1993-08-01), Sasajima et al.

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