Seal mechanism for a Stirling engine
Patent
·
OSTI ID:5003701
A seal mechanism for a Stirling engine of the type having a displacer piston and a power piston slidably disposed inside a cylinder, the displacer piston having an upper ring groove and a lower ring groove and the power piston having one or more ring grooves, is described comprising: an upper displacer piston ring which is mounted in the upper ring groove; a lower displacer piston ring which is mounted in the lower ring groove; one or more power piston rings, each of which is mounted in one of the ring grooves of the power piston; and means for rendering the seals produced by the upper displacer piston ring and the lower displacer piston ring unidirectional in opposite directions.
- Assignee:
- Mitsubishi Denki Kabushiki Kaisha, Tokyo
- Patent Number(s):
- US 4736586
- OSTI ID:
- 5003701
- Country of Publication:
- United States
- Language:
- English
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