Cylinder bore with selective surface treatment and method of making the same
US8726874B2 · kind B2 · utility
12Cited by
32References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 1, 2012 |
| Grant date | May 20, 2014 |
| Priority date | — |
| Expiry date | May 1, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49272
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A cylinder bore with selective surface treatment includes a longitudinal axis and a cylindrical wall extending along the longitudinal axis, the cylindrical wall including first and second end portions and a middle portion positioned between the first and second end portions, the middle portion having a greater surface roughness than at least one of the first and second end portions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.