Patent · US Active

Filter appliance

US9320992B2 · kind B2 · utility

11Cited by

4References

20Claims

0Family size

Assignee

Mahle International GmbH · DE

Inventor

Michael Braunheim · Göppingen, DE

Key dates

Filing date	Mar 8, 2011
Grant date	Apr 26, 2016
Priority date	—
Expiry date	Feb 28, 2033

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB01D2201/4053
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

A filter appliance may include a ring filter element arranged upright in a filter having an upper end disc and a lower end disc. A component may be arranged on the lower end disc and may include at least one of a water collection pot, a projecting nipple-shaped pin and at least one key profile. A function element may be configured to be inserted in a filter housing pot of the filter appliance, the function element including a channel configured to receive the component. A lock profile may be provided on the function element, wherein the lock profile corresponds to the at least one key profile of the lower disk. The filter appliance is may be operational provided the pin engages the channel and the key profile engages in the lock profile.

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