Rotary engine with seal having elastomeric and metallic members
US12196154B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | May 31, 2023 |
| Grant date | Jan 14, 2025 |
| Priority date | — |
| Expiry date | May 31, 2043 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF02B2053/005
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A housing assembly for a rotary engine, has: a rotor housing having an inner face facing a rotor cavity, a first side and a second side opposite to the first side; a first side housing secured to the first side, and a second side housing secured to the second side, the rotor cavity bounded axially between the first side housing and the second side housing; and a seal received within a groove at an interface between the rotor housing and the first side housing, the groove located outwardly of the inner face and overlapping a peripheral section of the first side housing, the seal having: an elastomeric member compressed between the peripheral section and the rotor housing; and a metallic member disposed inwardly of the elastomeric member, the metallic member in contact with both of the peripheral section of the first side housing and the rotor housing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.