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Google Patents Reciprocating system with buoyant aircraft, spinnaker sail, and heavy cars for generating electric powerĭownload PDF Info Publication number US8018079B2 US8018079B2 US12/390,503 US39050309A US8018079B2 US 8018079 B2 US8018079 B2 US 8018079B2 US 39050309 A US39050309 A US 39050309A US 8018079 B2 US8018079 B2 US 8018079B2 Authority US United States Prior art keywords traveling unit zeppelin sail vertical electric power Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents US8018079B2 - Reciprocating system with buoyant aircraft, spinnaker sail, and heavy cars for generating electric power US8018079B2 - Reciprocating system with buoyant aircraft, spinnaker sail, and heavy cars for generating electric power
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