Valves and valve actuation – Valve – Materials
Reexamination Certificate
2006-01-31
2006-01-31
Chambers, A. Michael (Department: 3753)
Valves and valve actuation
Valve
Materials
C123S090480, C123S090510, C251S129110, C239S585100
Reexamination Certificate
active
06991219
ABSTRACT:
A valving assembly for a motor vehicle includes a hard, lubricious and chemically inert coating of graphitic carbon. The coating may include a metal. Preferred metals include chromium or other transition metals.
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Aharonov Robert R.
Fontana Raymond P.
South James M.
Chambers A. Michael
Gifford, Krass, Groh Sprinkle, Anderson & Citkowski, P.C.
Ionbond, LLC
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