Cylindrical engine bore
US10221806B2 · kind B2 · utility
0Cited by
91References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 26, 2016 |
| Grant date | Mar 5, 2019 |
| Priority date | — |
| Expiry date | Jan 16, 2037 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T408/34
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A cylinder bore including an inner surface including an axial travel area and an axial non-travel area including two discontinuous axial widths of the cylindrical bore and the axial travel area extending therebetween. A nominal diameter of the axial travel area is greater than that of the axial non-travel area. A plurality of annular grooves is formed in the two discontinuous axial widths of the cylindrical bore.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.