Patent Number: 6,293,101

Title: Heat exchanger in the burner cup of a heat engine

Abstract: A heat engine is constructed from sheet metal and the like. The heat enginehas an outer container and inner container which contains a displacer anda power piston. A plurality of positioning members are provided todimensionally stabilize the inner and outer containers. By providingpositioning members that extend between the inner and the outercontainers, a sandwiched construction is obtained which allows the innerand outer containers to reinforce each other thus permitting the use ofthin walled containers and improving the thermal efficiency of the heatengine and decreasing the weight of the heat engine.

Inventors: Conrad; Wayne Ernest (Hampton, CA)

Assignee:

International Classification:

Expiration Date: 09/25/2013