Charcoal canister for use in a fuel purge system of an internal combustion engine
US4986840A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Aug 11, 1989 |
| Grant date | Jan 22, 1991 |
| Priority date | — |
| Expiry date | Aug 11, 2009 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF02M25/0854
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A charcoal canister having an activated carbon layer arranged in a central portion of an interior of the housing in an axial direction thereof and extending over the entire cross section of the interior, which is perpendicular to an axis of the housing. A first chamber is formed in the interior of one axial end of the housing and defined by one end of the activated carbon layer, and a second chamber is formed in the interior at the other axial end of the housing and defined by the other end of the activated carbon layer. A fuel vapor inlet pipe and a purge pipe are connected to the first chamber, and an air inlet pipe is connected to the second chamber. These pipes extend outwardly from a housing wall portion which defines the first chamber.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.