Patent · US Expired

Oil filter with housing drain channel

US5928511A · kind A · utility

25Cited by

6References

6Claims

0Family size

Assignee

Filterwerk Mann & Hummel GmbH · DE

Inventors

Karl-Heinz Messner · Memmingen, DE
Herbert Jainek · Heilbronn, DE

Key dates

Filing date	Jan 24, 1997
Grant date	Jul 27, 1999
Priority date	—
Expiry date	Jan 24, 2017

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF01M2001/1092
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

An oil filter including a filter housing, a cover and a filter element arranged within the filter housing and provided with an outlet channel which is closed by a seal when the cover is in a closed position and which allows oil situated in the filter housing to run out into a collecting tank when the cover is opened.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.