Oil pan for internal combustion engine
US11220937B2 · kind B2 · utility
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9Claims
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Assignee
Inventor
Key dates
| Filing date | Mar 18, 2021 |
| Grant date | Jan 11, 2022 |
| Priority date | — |
| Expiry date | Mar 18, 2041 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF01M2011/0091
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
An oil pan (14) for an internal combustion engine includes a bottom wall (16) provided with two downward bulges (28) extending in a crankshaft axial direction (X), and an upward bulge (30) positioned between the two downward bulges continuously to the downward bulges and extending in the crankshaft axial direction. The upward bulge has a width (Wb) as measured in a transverse direction orthogonal to the crankshaft axial direction greater than corresponding widths (Wa) of the downward bulges.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.