The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Dec. 27, 2016

Filed:

Aug. 17, 2011
Applicant:

Marco Omeri, Viareggio, IT;

Inventor:

Marco Omeri, Viareggio, IT;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02M 51/06 (2006.01); F02M 61/16 (2006.01);
U.S. Cl.
CPC ...
F02M 51/06 (2013.01); F02M 51/0685 (2013.01); F02M 61/161 (2013.01); F02M 2200/304 (2013.01); F02M 2200/306 (2013.01);
Abstract

A valve assembly includes a valve body having a cavity with a fluid inlet portion and a fluid outlet portion, a valve needle axially movable in the cavity to control a fluid flow through the fluid outlet portion, a guide coupled to the valve needle, an electro-magnetic actuator unit configured to actuate the valve needle and comprising an armature axially moveable in the cavity relative to the valve needle, the armature configured to be coupled to the guide when the valve needle leaves the closing position and configured to mechanically decouple from the guide due to its inertia when the valve needle reaches the closing position, and an armature spring coupled to the armature to provide a force to the armature contributing coupling the armature with the valve needle. A block-shaped stop element axially adjacent the armature and coupled to the valve body limits the axial movement of the armature.


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