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:
May. 02, 2017

Filed:

Sep. 06, 2013
Applicant:

Stanadyne Corporation, Windsor, CT (US);

Inventors:

Mark S. Cavanagh, West Granby, CT (US);

Robert G. Lucas, Ellington, CT (US);

Assignee:

Stanadyne LLC, Windsor, CT (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B05B 1/34 (2006.01); F02M 61/00 (2006.01); F01N 3/20 (2006.01); F02M 61/16 (2006.01); F01N 3/021 (2006.01);
U.S. Cl.
CPC ...
F01N 3/2066 (2013.01); B05B 1/3436 (2013.01); B05B 1/3447 (2013.01); F02M 61/162 (2013.01); F01N 3/021 (2013.01); F01N 2610/02 (2013.01); F01N 2610/1453 (2013.01); F02M 61/163 (2013.01); Y02T 10/24 (2013.01);
Abstract

An atomizing injector comprises a body having a central bore with a valve situated in the bore, leading to a chamber. An actuator moves the valve between closed condition and open conditions, selectively exposing the chamber to a flow of pressurized liquid. A discharge port extends from the chamber to a discharge orifice. A swirl element is situated in the chamber, while leaving a free space in the chamber immediately above the discharge port. When the valve is opened, liquid flows into the chamber, through the swirl element into the space, forming a whirl in the space before passing through the discharge port and exiting the discharge orifice as an atomized whirling spray.


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