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:
Mar. 11, 2014

Filed:

Nov. 16, 2010
Applicants:

Juhun Lee, Gwangmyeong-si, KR;

Jinkook Kong, Suwon-si, KR;

Youngnam Kim, Hwaseong-si, KR;

Bumyong Park, Suwon-si, KR;

Inventors:

Juhun Lee, Gwangmyeong-si, KR;

Jinkook Kong, Suwon-si, KR;

Youngnam Kim, Hwaseong-si, KR;

Bumyong Park, Suwon-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B05B 1/32 (2006.01);
U.S. Cl.
CPC ...
Abstract

A direct injection injector for an engine includes a body forming the outer structure and having a space therein, a needle inserted to slide linearly in the body and having a hole therein forming a fuel channel, and a cylinder nozzle fitted on needle to communicate with hole and having a nozzle hole for injecting fuel, such that it is possible to prevent caulking in which the nozzle of the injector is clogged with soot while injecting fuel at relatively low pressure, change the spray type of the injected engine in various shapes, and sufficiently decrease the size of droplet of the fuel.


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