Patent · US Active

Fuel filter

US12364941B2 · kind B2 · utility

0Cited by

2References

20Claims

0Family size

Assignee

Mahle International GmbH · DE

Inventors

Michael Braunheim · Göppingen, DE
Andreas Kollmann · Pfalzgrafenweiler, DE
Patrick Wieler · Cupertino, US

Key dates

Filing date	Feb 7, 2024
Grant date	Jul 22, 2025
Priority date	—
Expiry date	Feb 7, 2044

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB01D2201/347
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

A fuel filter for an internal combustion engine may include a filter housing, a ring filter element arranged in the filter housing, a function carrier engaging in an interior space of the ring filter element, a water collection space arranged below the ring filter element, a first venting part channel, and a second venting part channel. The function carrier may include a clean channel extending therein. The first venting part channel may extend from the water collection space through the function carrier and may be communicatingly connected to an air discharge channel extending in the function carrier. The second venting part channel may extend through an upper end disc of the ring filter element and may be communicatingly connected to the air discharge channel.

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