Cylinder structure of internal combustion engine
US11041432B1 · kind B1 · utility
Inventor
Key dates
| Filing date | Sep 22, 2020 |
| Grant date | Jun 22, 2021 |
| Priority date | — |
| Expiry date | Sep 22, 2040 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF02F3/24
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A cylinder structure of an internal combustion engine contains: a body, two lids, and multiple positioning elements. The body has a combustion chamber, an air inlet, an air outlet, and two scavenging units. A respective scavenging unit has a first scavenging orifice, a second scavenging orifice, a first fringe, a second fringe, a first engagement portion, and a first fixing orifice. The two lids are configured to close the first scavenging orifice and the second scavenging orifice, an air conduit is defined between a respective lid and an external fence of the body, and the respective lid has multiple second fixing orifices. A respective positioning element has a stem and at least one hook, the stem extends into the first engagement portion, and the stem is rotated so that the at least one hook contacts with the respective lid, and the respective lid is connected with the body.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.