Disk 1 rotates about fixed axis A and has vanes a. Stationary cylinder f is rigidly attached to housing d and has circular recess e. Upon rotation of disk 1, vanes a continuously move the fluid in the direction of arrows c and b. The suction and discharge chambers are separated by the entry of teeth g of rotor 4, rotating about fixed axis B, into recess e. Disk 1 and rotor 4 are driven by meshing gears 2 and 3, with the same number of teeth, which are keyed on shafts together with disk 1 and rotor 4.
$3990$THP,RP$