Alpha stirling engine
US12352223B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Oct 20, 2021 |
| Grant date | Jul 8, 2025 |
| Priority date | — |
| Expiry date | Oct 20, 2041 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF02G2244/08
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
An alpha type Stirling engine is provided and comprises an expansion cylinder and a compression cylinder. The Stirling engine further comprises a regenerator, a cooler, a heater, and a gas channel which provides the expansion cylinder in fluid communication with the compression cylinder. At least one of the expansion cylinder and the compression cylinder has a twin cylinder which functions as an additional expansion cylinder or an additional compression cylinder, respectively, wherein the one of the expansion cylinder and the compression cylinder that has a twin cylinder, is together with said twin cylinder connected to a first portion of the gas channel, from which the first portion of the gas channel extends via the regenerator to a second portion to which the other one of the expansion cylinder and the compression cylinder is connected.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.