Electricity: electrical systems and devices – Housing or mounting assemblies with diverse electrical... – For electronic systems and devices
Reexamination Certificate
2007-08-30
2011-12-06
Edmonds, Lisa Lea (Department: 2835)
Electricity: electrical systems and devices
Housing or mounting assemblies with diverse electrical...
For electronic systems and devices
C220S003800, C150S154000, C073S431000
Reexamination Certificate
active
08072737
ABSTRACT:
A device for use in an environment where flammable gases may be present, the device including a sealed water proof exterior housing, and an interior explosion proof, sealed housing made of polycarbonate, mounted inside the exterior water proof housing. An electrical component is inside the interior sealed housing, and an intrinsically safe battery is outside of the interior housing but electrically connected to the component inside the interior housing. The battery is also mounted inside the exterior housing.
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Edmonds Lisa Lea
Joy MM Delaware Inc.
Michael & Best & Friedrich LLP
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