Patent · US Active

Filter element and control valve for a camshaft adjustment system

US8978697B2 · kind B2 · utility

3Cited by

8References

12Claims

0Family size

Assignee

Schaeffler Technologies AG & Co. KG · DE

Inventors

Jens Hoppe · Erlangen, DE
Stefan Konias · Erlangen, DE

Key dates

Filing date	Mar 14, 2011
Grant date	Mar 17, 2015
Priority date	—
Expiry date	May 16, 2031

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T137/8667
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

A filter element for a control valve of a camshaft adjuster. The filter element has an annular filter fabric for extracting particles, and a gripping frame for fastening the annular filter fabric. The gripping frame is designed here for the planar bracing of the annular filter fabric on the control valve. Furthermore, a control valve is disclosed for a camshaft adjuster with a corresponding filter element.

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