Patent · US Active

Solenoid valve with improved opening and closing behavior

US9903328B2 · kind B2 · utility

0Cited by

6References

19Claims

0Family size

Assignee

Robert Bosch GmbH · DE

Inventors

Ralf Kromer · Leinfelden, DE
Michael Knorpp · Rutesheim, DE

Key dates

Filing date	Feb 18, 2014
Grant date	Feb 27, 2018
Priority date	—
Expiry date	Feb 18, 2034

Classification

Technology area (CPC H)Electricity
CPC primaryH01F2007/085
WIPO fieldMechanical elements
WIPO sectorMechanical engineering

Abstract

A solenoid valve for controlling fluids includes a closing element that opens and closes at least one outlet opening on a valve seat, and a magnetic circuit that includes an armature, an internal pole, a magnetic return path, and a coil, the armature being connected to the closing element. The magnetic circuit includes a nonmagnetic separating element for interrupting the magnetic circuit and at least one magnetic crosspiece running in a direction of a longitudinal extension of the valve and situated on the nonmagnetic separating element.

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