Liquid filter cartridge, and an engine subassembly including such a cartridge
US8663470B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 25, 2008 |
| Grant date | Mar 4, 2014 |
| Priority date | — |
| Expiry date | Sep 30, 2031 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF01M2001/1064
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A liquid filter cartridge comprising an outer casing defining an inside volume containing a filter element that separates the inside volume into an upstream space and a downstream space, the casing having an end wall defining a liquid inlet passage communicating with the upstream space, and a liquid outlet passage communicating with the downstream space, the casing being adapted for mounting on a support that includes a liquid inlet channel designed to communicate with the inlet passage, a liquid outlet channel designed to communicate with the outlet passage, and a drain channel communicating with the inlet passage. The cartridge includes a closure member fastened to the end wall of the casing and adapted to close the drain channel when the cartridge is mounted on the support.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.