Vertical internal combustion engine
US5967112A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Aug 12, 1998 |
| Grant date | Oct 19, 1999 |
| Priority date | — |
| Expiry date | Aug 12, 2018 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF02B2075/1816
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A vertical internal combustion engine in which lubricating oil can be cooled efficiently is provided. The engine includes a crankshaft directed in a vertical direction, a lubricating oil pump, an oil filter and a cooling water pump. A lubricating oil passage is arranged along a side wall of a main body of the engine and extends between the lubricating oil pump and the oil filter, a cooling water chamber is formed around the lubricating oil passage, and a branch water passage communicating with the cooling water chamber branches at a discharge side of the cooling water pump from a cooling water passage leading into the main body of the engine.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.