Oil separator for a blowby gas ventilation system of an internal combustion engine
An oil separator for a blowby gas ventilation system of an internal combustion engine is described comprising: a cylinder head cover; a baffle plate housed in the cylinder head cover; blowby gas path means formed between the cylinder head cover and the baffle plate; a blowby gas inlet formed by a space formed between the cylinder head cover and the baffle plate and a blowby gas outlet provided at the cylinder head cover; and a filter provided in the blowby gas path means between the blowby gas inlet and the blowby gas outlet. The filter extends from the cylinder head cover to the baffle plate in a vertical direction wherein a groove is formed in the baffle plate. The groove is located below the filter and extends along the filter over an entire width portion of the baffle plate wherein the baffle plate comprises side walls extending downward from the width ends of the top wall of the baffle plate. A space is formed between each of the side walls of the baffle plate and a side wall of the cylinder head cover, and the length ends of the groove open to each space formed between the side walls of the baffle plate and the side wall of the cylinder head cover.
- Assignee:
- Toyota Jidosha Kabushiki Kaisha, Tokyo
- Patent Number(s):
- US 4723529
- OSTI ID:
- 5401282
- Resource Relation:
- Patent File Date: Filed date 10 Jul 1986
- Country of Publication:
- United States
- Language:
- English
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Internal combustion engine cylinder-head cover
Oil separator