Electricity: electrical systems and devices – Housing or mounting assemblies with diverse electrical... – For electronic systems and devices
Reexamination Certificate
2006-11-02
2010-06-01
Levi, Dameon E (Department: 2841)
Electricity: electrical systems and devices
Housing or mounting assemblies with diverse electrical...
For electronic systems and devices
C361S799000, C361S818000, C361S816000, C361S800000, C174S350000, C174S377000
Reexamination Certificate
active
07729125
ABSTRACT:
A printed circuit board unit is configured so that, when a charged electrical circuit unit is electrically connected to the printed circuit board unit, first, the ground potential of the electrical circuit unit is dropped to the frame ground potential, and next, the ground potential of the electrical circuit unit is dropped to the ground potential of an electrical circuit on the printed circuit board unit.
REFERENCES:
patent: 6135793 (2000-10-01), Babineau
patent: 6603657 (2003-08-01), Tanzer et al.
patent: 6980437 (2005-12-01), Bright
patent: 7042737 (2006-05-01), Woolsey et al.
patent: 7357675 (2008-04-01), Barringer et al.
patent: 63-182065 (1988-11-01), None
patent: 9-51185 (1997-02-01), None
Araki Hideo
Yamazaki Naoya
Fujitsu Limited
Levi Dameon E
Staas & Halsey , LLP
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