Patent ID: 6073666
Filing Date: 2000-06-13
Classification: F01M

Abstract:
An automated fluid collecting and dispensing unit for the collection of used fluid and for the delivery of new fluid to a fluid utilizing device, comprising:a tank arrangement comprising a used fluid tank for collecting and storing used fluid and a new fluid tank for storing and delivering new fluid, the used fluid tank being adapted to be placed under vacuum in order to provide a motive force to move used fluid from the fluid utilizing device into the used fluid tank, the new fluid tank being adapted to carry pressurized inert gas to provide motive force to move the new fluid out of the new fluid hose means and into the fluid utilizing device, a used fluid valve means connected to the used fluid container, a used fluid hose means adapted to be connected at one end to the used fluid valve means on the used fluid tank and placed into contact at another end with the used fluid in the fluid utilizing device, a new fluid valve means connected to the new fluid container, and a new fluid hose means adapted to be connected at one end to the new fluid valve means on the new fluid tank;a cart adapted to carry the tank arrangement, the cart having weight sensing means for determining any change in weight of the tank arrangement and any used fluid and new fluid contained therein, anddisplay means to display any the change in weight of the tank arrangement and any fluids contained therein.