Patent · US Active

Solenoid valve

US9074701B2 · kind B2 · utility

2Cited by

7References

12Claims

0Family size

Assignee

Robert Bosch GmbH · DE

Inventors

Andreas Karl · Marbach am Neckar, DE
Florian Richter · Hemmingen, DE
Oliver Holz · Altenriet, DE
Nicolas Houis · Bietigheim-Bissingen, DE
Joerg Fricke-Schmidt · Charleston, US
Andrej Gardt · Abstatt, DE
Elmar Vier · Freiberg, DE

Key dates

Filing date	Oct 29, 2010
Grant date	Jul 7, 2015
Priority date	—
Expiry date	Oct 16, 2031

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF16K31/0655
WIPO fieldMechanical elements
WIPO sectorMechanical engineering

Abstract

A solenoid valve is disclosed that includes at least one chamber which can be filled with a fluid and which is provided in a housing of the solenoid valve, a closing piston which can be displaced by an actuation device and a spring element which can act against the actuation device. An annular element which divides the chamber into a first and a second sub-chamber is provided, said annular element being at least partially, in particular completely engaged in the axial direction by a closing piston of the solenoid valve arranged in a guide opening of the annular element and comprises at least one fluid passage recess which is different from the guide opening.

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