Communications: electrical – Visual indication – Switchboard or panel type
Reexamination Certificate
2006-04-18
2006-04-18
Goins, Davetta W. (Department: 2632)
Communications: electrical
Visual indication
Switchboard or panel type
C340S815450, C340S815540, C340S815570, C340S815730, C340S525000, C345S004000, C345S007000, C345S045000, C313S505000, C362S023000
Reexamination Certificate
active
07030774
ABSTRACT:
A visible indicator for an instrument cluster is backlit with an electroluminescent (EL) film. A mounting plate is located a first distance from a light source and includes a first aperture. A translucent lens is located adjacent to the mounting plate. An EL film is located adjacent to the translucent lens and includes a second aperture having a laser-cut first shape. A lens is located a second distance from the EL film and includes a sandblasted inner surface facing the EL film.
REFERENCES:
patent: 5332946 (1994-07-01), Eckersley et al.
patent: 5557295 (1996-09-01), Miyashita et al.
patent: 5702171 (1997-12-01), Lenzi
patent: 6115008 (2000-09-01), Palalau et al.
patent: 6181301 (2001-01-01), Inoguchi et al.
Bolognino David
Krenz Andrew R
General Motors Corporation
Goins Davetta W.
Hargitt Laura C.
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