| 摘要 |
The present invention is a device and method of using the device for moving gases or liquids from one location to another. The device has at least one planar rigid blade; a crank for each planar rigid blade having two apertures the first able to receive a drive shaft and the second positioned a distance away from the first; a connecting rod for each crank affixed to the rigid blade on one end and to the second aperture of the crank; an encasement having at least one opening to receive the connecting rod; and a pivot bearing affixed within each opening through which a connecting rod passes. |
