Oil make-up and replenishment oil filter and method of use
US8783214B2 · kind B2 · utility
2Cited by
18References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 21, 2009 |
| Grant date | Jul 22, 2014 |
| Priority date | — |
| Expiry date | Sep 25, 2029 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF01M2011/148
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
An oil filter and oil-additive dispensing device comprising an oil filter and oil additive replenishment system further comprising: a full-flow oil filter; a by-pass oil filter; an oil additive dispensing system; and an on-vehicle controller to dispense additive as required, track additive consumption and signal the need for a replacement system is described. Also a method of using such oil filter and oil-additive dispensing device to extend the useful life of lubricating oil in a vehicle engine is described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.