Internal-combustion engines – Charge forming device – Crankcase vapor used with combustible mixture
Reexamination Certificate
2007-07-24
2007-07-24
McMahon, Marguerite (Department: 3747)
Internal-combustion engines
Charge forming device
Crankcase vapor used with combustible mixture
Reexamination Certificate
active
10961557
ABSTRACT:
An oil separator is provided for removing oil from crankcase ventilation gases of an internal combustion engine. The oil separator includes a housing and a spiral shaped wall. The housing includes an inlet and an outlet. The spiral wall defines a spiral path for guiding the ventilation gases between the inlet and outlet of the housing. The spiral path has a width that decreases at a predetermined constant rate between the inlet and outlet of the housing.
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Liu Wei
Shieh Teng-Hua
Gifford Krass Sprinkle Anderson & Citkowski P.C.
McMahon Marguerite
Toyota Technical Center USA, Inc
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