Patent · US Active

Central actuator for cam phaser

US10340069B2 · kind B2 · utility

0Cited by

4References

11Claims

0Family size

Assignee

ECO Holding 1 GmbH · DE

Inventors

Dietmar Schulze · Kandern, DE
Volker Stenger · Overath, DE

Key dates

Filing date	Jul 15, 2017
Grant date	Jul 2, 2019
Priority date	—
Expiry date	Nov 1, 2037

Classification

Technology area (CPC H)Electricity
CPC primaryH01F2007/163
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

A central actuator for a magnet valve of a cam phaser, the central actuator including a housing that envelops the central actuator; a pole tube and a pole core that are arranged within at least one coil that generates a magnetic field; an actuation plunger that is arranged at an armature that is axially movable in a direction in an armature cavity; a closure element that closes the armature cavity, wherein the closure element includes at least one pole core insert that includes a central bore hole and a support bushing that is arranged in the central bore hole of the pole core insert, wherein the actuation plunger is supported axially movable in the support bushing, and wherein the closure element includes a closure cover and is provided as a pre-assembled module.

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