Patent ID: 7234344

Claim:
A vane pump comprising: a motor arrangement that includes a mount; a rotor that includes a plurality of vanes and is rotated by the motor arrangement; a casing that has first and second end surfaces at respective longitudinal ends thereof, said second end surface making flat surface contact with the mount, wherein the casing includes: a pump chamber, which receives the rotor; at least one receiving through hole, which longitudinally penetrates through the casing; and at least one second end side recess, which is recessed in the second end surface of the casing, wherein the at least one second end side recess is laterally spaced away from the at least one receiving through hole; and at least one male threaded screw member, each of which is received through a corresponding one of the at least one receiving through hole of the casing and each of which is threadably engaged with the mount to connect the casing to the mount.