Cylinder block
US8256389B2 · kind B2 · utility
4Cited by
7References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 13, 2008 |
| Grant date | Sep 4, 2012 |
| Priority date | — |
| Expiry date | Jun 28, 2029 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF02F2007/0063
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
An open deck type cylinder block (10) that is one embodiment of the present invention is configured as follows. A shallow portion (21) and a deep portion (22) are provided in a water jacket (20). The shallow portion (21) is provided in a portion that is comparatively far from a head bolt hole (17), while on the other hand the deep portion (22) is provided in a portion that is comparatively close to the head bolt hole (17). A hollow portion (18) in which a block outer wall is hollowed toward a cylinder center side is provided between a bottom wall portion of the shallow portion (21) and a skirt portion (14) used as a crank case.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.