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:
Feb. 06, 2018

Filed:

Jun. 20, 2012
Applicants:

Huasong Zhou, Xiamen, CN;

Yangfeng Ji, Xiamen, CN;

Yongbin Cao, Xiamen, CN;

Bin Chen, Xiamen, CN;

Inventors:

Huasong Zhou, Xiamen, CN;

Yangfeng Ji, Xiamen, CN;

Yongbin Cao, Xiamen, CN;

Bin Chen, Xiamen, CN;

Assignees:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M 11/06 (2006.01); B05B 7/04 (2006.01); A61M 11/00 (2006.01);
U.S. Cl.
CPC ...
B05B 7/0483 (2013.01); A61M 11/06 (2013.01); B05B 7/0425 (2013.01); A61M 11/002 (2014.02);
Abstract

A spraying apparatus includes a convergence chamber having a large end and a small end; at least two water inlets provided in the large end of the convergence chamber, each water inlet having a central axis and the at least two water inlets being arranged at convergent angles to each other so that the central axes converge in free space within the convergence chamber; at least one air intake provided in the convergence chamber between the large end and the small end; and a rectifier opening including a throat provided at the small end of the convergence chamber; and a spraying opening, the rectifier opening having a cross-sectional area that continuously increases outwardly from the throat to the spraying opening, and the throat having a cross-sectional area that is one to three times greater than that of a total cross-sectional area of the at least two water inlets.


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