ปั๊มแบบนี้จะประกอบด้วยเฟืองหรือเกีย

The pump consists of two rotating gear gear or snack in the room by sucking liquids will flow into the tooth Groove, which will take the rotating liquid into the way to pay. Your tooth gear, which is adjacent to the wall of the room to prevent reverse flow of liquid comes through su-sucked.

This will include gear pumps, gear or two to figure out the rotation in the pump room. The suction fluid from flowing into the teeth are rotated taking liquids into the pay. The spokes of the gear, which is attached to the wall of the cylinder prevents the room - fudge bores traced back to the shock.

This consists of a gear pump or the second rotor drive in smoke. Fluid from the suction flow into the groove teeth which rotate taking liquid into the pay.