Apparatus and method for changing oil in an internal combustion engine with optional flushing
Patent
·
OSTI ID:5408459
This patent describes an apparatus for changing oil in an internal combustion engine having an internal oil lubrication distribution passage system with an oil pump, an oil filter and an oil reservoir. It comprises fluid supply means having a disengagable fluid connection with the internal oil lubrication distribution passage system at a point between the oil pump and the oil filter; fluid withdrawal passage means having a disengagable fluid connection in fluid communications with a lowermost portion of the oil reservoir of the internal combustion engine; first fluid supply passage means connectible with an external storage receptacle; first fluid discharge passage means connectible with an external spent fluid storage receptacle; pump means having inlet passage means and outlet passage means; first valve means for selectively connecting the inlet passage means with the fluid withdrawal passage means and with the first fluid supply passage means; second valve means for selectively connecting the outlet passage means with the fluid supply passage means to the internal combustion engine and with the first fluid discharge passage means.
- Assignee:
- K.J. Manufacturing, Wixom, MI (United States)
- Patent Number(s):
- A; US 5062398
- Application Number:
- PPN: US 7-516243
- OSTI ID:
- 5408459
- Country of Publication:
- United States
- Language:
- English
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