This rotary displacer type Stirling engine has very unique feature. I introduce the plans of the prototype engine in this site. Thare is more information about this engine in "View of model Stirling engines" site.

Prototype of Rotary Displacer Type Stirling Engine

Parts drawings of No. 1 - No. 2

Parts drawings of No. 3 - No. 5

Parts drawings of No. 6 - No. 8

Parts drawings of No. 9 - No. 16