Sunpower: European Patent Office

European Patent Office

Title	Patent Number

Centering System with One Way Valve for Free Piston Machine (2.41 MB pdf file)	0783618
DC Centering of Free Piston Machine (4.06 MB pdf file)	1208288
Electromechanical Transducer Particularly Suitable for a Linear Alterantor Driven by a Free Piston Stirling Engine (1.32 MB pdf file)	0218682
Fluid Bearing With Compliant Linkage for Centering Reciprocating Bodies (2.49 MB pdf file)	0754364
Free Piston Stirling Machine Having Variable Spring Between Displacer and Piston for Power Control and Stroke Limiting (1.26 MB pdf file)	0655120
Magnet Support Sleeve for Linear Electromechanical Transducer (1.78 MB pdf file)	0878014
Method and Apparatus for Measuring Piston Position in a Free Piston Compressor (1.55 MB pdf file)	0693160
Triac Control Circuit (2.24 MB pdf file)	0885415