Patent ID: 6132190
Filing Date: 2000-10-17
Classification: F01C

Abstract:
A rotary device comprising:a cylinder;a first axle operable to rotate within the cylinder, the first axle having a first fin set having at least one fin subdividing the cylinder;a second axle operable to rotate within the cylinder, the second axle having a second fin set having at least one fin subdividing the cylinder;a drive shaft having first and second termini;a first universal joint chain connected between the first terminus of the drive shaft and the first axle, the first universal joint chain having a plurality of universal joints connected in series in a configuration to enhance an annular velocity difference between the drive shaft and the first axle; anda second universal joint chain connected between the second terminus of the drive shaft and the second axle, the second universal joint chain having a plurality of universal joints connected in series in a configuration to enhance an angular velocity difference between the drive shaft and the second axle.