Apparatus and method for changing oil in an internal combustion engine and simultaneously determining engine oil consumption and wear

An apparatus for the automatic evacuation and transfer of a fluid from a first containment area into a second containment area, including replenishment of the first containment area with a reconciliatory amount of new fluid from a fluid source, the apparatus comprising:

• means for automatically evacuating and transferring the fluid from said first containment area into said second containment area, said evacuation and transferring means including an evacuation inlet end and an evacuation outlet end, said evacuation inlet end having first means for releasably connecting said evacuation inlet end with said first containment area so as to be in fluid communication therewith, and said evacuation outlet end having second means for releasably connecting said evacuation outlet end with said second containment area so as to be in fluid communication therewith;
• means for supplying and regulating a flow of pressurized air into said first containment area, whereby the flow of pressurized air acts to accumulate fluid for evacuation and transfer from said first containment area;
• means for automatically filling said first containment area with a reconciliatory amount of new fluid after said first containment area has been evacuated, said filling means including a filling inlet end and a filling outlet end, said filling inlet end in communication with said new fluid source, and said filling outlet end having third means for releasably connecting said filling outlet end to said first containment area so as to be in fluid communication therewith;
• means, in communication with said evacuation and transferring means and said filling means, for controlling the evacuation and transfer of fluid from said first containment area into said second containment area and the reconciliatory replenishment of new fluid into said first containment area from said fluid source while said evacuation and transferring means and said filling means are in communication with said first containment area and said second containment area;
• and
• sampling means in communication with said evacuation and transferring means for obtaining a sample of the fluid during evacuation of the fluid from said first containment area.

An apparatus for the automatic evacuation and transfer of a fluid from a first containment area into a second containment area, including replenishment of the first containment area with a reconciliatory amount of new fluid from a fluid source, the apparatus comprising:

• means for automatically evacuating and transferring the fluid from said first containment area into said second containment area, said evacuation means including an evacuation inlet end and an evacuation outlet end, said evacuation inlet end having first means for releasably connecting said evacuation inlet end with said first containment area so as to be in fluid communication therewith, and said evacuation outlet end having second means for releasably connecting said evacuation outlet end with said second containment area so as to be in fluid communication therewith;
• means for supplying and regulating a flow of pressurized air into said first containment area whereby the flow of pressurized air acts to accumulate fluid for evacuation and transfer from said first containment area;
• means for automatically filling the first containment area with a reconciliatory amount of new fluid after said first containment area has been evacuated, said filling means including a filling inlet end and a filling outlet end, said filling inlet end in communication with the new fluid source, and said filling outlet end having third means for releasably connecting said filling outlet end to a said first containment area so as to be in fluid communication therewith;
• means, in communication with said evacuation and transferring means and said filling means, for automatically controlling the automatic evacuation and transfer of fluid from a said first containment area into a said second containment area and the automatic reconciliatory replenishment of new fluid into a said first containment area from the fluid source while said evacuation and transferring means and said filling means are in communication with a said first containment area and a second containment area;
• sampling means in communication with said evacuation and transferring means for automatically obtaining a sample of the fluid during evacuation and transference of the fluid from a said first containment area;
• and
• means in communication with said control means for prompting the user and eliciting a response from the user, whereby said responses control the automatic evacuation and transfer process.

An apparatus for the automatic evacuation of a fluid from a first containment area into a second containment area, including replenishment of the first containment area with a reconciliatory amount of new fluid from a fresh fluid source, the apparatus comprising:

• means for automatically evacuating and transferring the fluid from a first containment area into said second containment area, said evacuation and transferring means including a conduit defining an evacuation inlet end and an evacuation outlet end, said evacuation inlet end having first means for releasably connecting said evacuation inlet end with said first containment area so as to be in fluid communication therewith, and said evacuation outlet end having second means for connecting said evacuation outlet end with said second containment area so as to be in fluid communication therewith, a pump disposed in said conduit for generating a suction pressure at said evacuation inlet end, means for sensing pressure, said pressure sensing means disposed in said conduit between said evacuation inlet end and said pump, means for supplying and regulating a flow of pressurized air into said first containment area, whereby the flow of pressurized air and said pump act to cooperatively evacuate and transfer fluid from said first containment area;
• means for automatically filling said first containment area with an amount of fresh fluid after said first containment area has been evacuated, said filling means including a filling inlet end and a filling outlet end, said filling inlet end in communication with said fresh fluid source, said filling outlet end having means for releasably connecting said filling outlet end to said first containment area so as to be in fluid communication therewith;
• and
• means, in communication with said evacuation and transferring means and said filling means, for controlling evacuation and transfer of fluid from said first containment area into said second containment area and replenishment of fresh fluid into said first containment area from said fresh fluid source while said evacuation means and said filling means are in communication with said first containment area and said second containment area.

An apparatus for the automatic evacuation and transfer of a fluid from a first containment area into a second containment area, including replenishment of the first containment area with a reconciliatory amount of new fluid from a fluid source, the apparatus comprising:

• means for automatically evacuating and transferring the fluid from said first containment area into said second containment area, said evacuation and transferring means including a conduit defining an evacuation inlet end and an evacuation outlet end, said evacuation inlet end having first means for releasably connecting said evacuation inlet end with said first containment area so as to be in fluid communication therewith, and said evacuation outlet end having second means for releasably connecting said evacuation outlet end with said second containment area so as to be in fluid communication therewith, a pump disposed in said conduit for generating a suction pressure at said evacuation inlet end, means for sensing condition of fluid passing with said conduit, said sensing means disposed within said conduit between said evacuation inlet end and said pump providing a output indicative of the conditions within said conduit, means for supplying and regulating a flow of pressurized air into said first containment area, whereby the flow of pressurized air and said pump simultaneously act to cooperatively evacuate said first containment area of fluid;
• means for automatically filling said first containment area with a reconciliatory amount of new fluid after said first containment area has been evacuated, said filling means including a filling inlet end and a filling outlet end, said filling inlet end in communication with said new fluid source, and said filling outlet end having means for releasably connecting said filling outlet end to said first containment area so as to be in fluid communication therewith;
• control means in communication with said evacuation and transferring means and said filling means for automatically controlling the evacuation and transfer of fluid from said first containment area into said second containment area and the automatic reconciliatory replenishment of new fluid into said first containment area from said fluid source while said evacuation and transferring means and said filling means are in communication with said first containment area and said second containment area;
• and
• means in communication with said evacuation and transferring means for analyzing a sample of the fluid during evacuation of the fluid from said first containment area.

An apparatus for the automatic evacuation and transfer of a fluid from a first containment area into a second containment area, including replenishment of the first containment area with a reconciliatory amount of new fluid from a fluid source, the apparatus comprising:

• means for automatically evacuating and transferring the fluid from said first containment area into said second containment area, said evacuating and transferring means including a conduit defining an evacuation inlet end and an evacuation outlet end, said evacuation inlet end having first means for releasably connecting said evacuation inlet end with said first containment area so as to be in fluid communication therewith, and said evacuation outlet end having second means for releasably connecting said evacuation outlet end with said second containment area so as to be in fluid communication therewith, a pump disposed in said conduit for generating a suction pressure at said evacuation inlet end and said pump providing a signal indicative of the pressure within said conduit, means for supplying and regulating a flow of pressurized air into said first containment area, whereby the flow of said pressurized air and said pump simultaneously act to cooperatively evacuate said first containment area of fluid;
• means for automatically filling the first containment area with a reconciliatory amount of new fluid after said first containment area has been evacuated, said filling means including a filling inlet end and a filling outlet end, said filling inlet end in communication with the new fluid source, and said filling outlet end having third means for releasably connecting said filling outlet end to a said first containment area so as to be in fluid communication therewith;
• means, in communication with said evacuation and transferring means and said filling means, for automatically controlling the automatic evacuation and transfer of fluid from said first containment area into said second containment area and the automatic reconciliatory replenishment of new fluid into a said first containment area from the fluid source while said evacuation and transferring means and said filling means are in communication with a said first containment area and a second containment area;
• sampling means in communication with said evacuation and transferring means for automatically obtaining a sample of the fluid during evacuation and transference of the fluid from a said first containment area;
• and
• means in communication with said control means for prompting the user and eliciting a response from the user, whereby said responses control the automatic evacuation and transfer process.

An apparatus for the evacuation of a fluid from a first containment area into a second containment area, including replenishment of the first containment area with an amount of fresh fluid from a fresh fluid source, the apparatus comprising:

• means for evacuating and transferring the fluid from a first containment area into said second containment area, said second containment area being external to the apparatus for automatic fluid evacuation, said evacuation and transferring means including an evacuation inlet end and an evacuation outlet end, said evacuation inlet end having first means for releasably connecting said evacuation inlet end with said first containment area so as to be in fluid communication therewith, and said evacuation outlet end having second means for releasably connecting said evacuation outlet end with said second containment area so as to be in fluid communication therewith;
• means for supplying a flow of pressurized air into said first containment area whereby a flow of pressurized air acts to accumulate fluid for evacuation and transfer from said first containment area;
• means for filling said first containment area with an amount of fresh fluid after said first containment area has been evacuated;
• wherein said means for evacuating and transferring fluid and said means for supplying and regulating a flow of pressurized air act cooperatively to evacuate and transfer fluid from said first containment area.