Paddlewheel apparatus
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Mar 23, 1993
Issued Date -
N/A
app pub date -
Jul 29, 1991
filing date -
Jul 9, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
This invention is a paddlewheel apparatus having epicyclic gear trains in rotatable holders at opposite ends of a plurality of paddles. The paddles are maintained substantially vertical throughout the rotation of the holders and they are completely unobstructed by any other part of the apparatus in all phases of operation. A housing which extends over the holders and the paddles is open at the bottom to pass the downwardly hanging paddles into the water.
First Claim
Family
International Classification(s)
Cited Art Landscape
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