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. 24, 2020

Filed:

Sep. 20, 2017
Applicant:

Coavis, Sejong-si, KR;

Inventors:

Tae Hoon Lee, Sejong-si, KR;

Ji Ho Jung, Sejong-si, KR;

Jong Hyuk Yoon, Sejong-si, KR;

Yong Soo Jeon, Sejong-si, KR;

Assignee:

COAVIS, Sejong-si, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01N 3/20 (2006.01); B01D 35/027 (2006.01); B01D 35/26 (2006.01); H05B 3/82 (2006.01); B60K 15/03 (2006.01);
U.S. Cl.
CPC ...
F01N 3/2066 (2013.01); B01D 35/0276 (2013.01); B01D 35/26 (2013.01); H05B 3/82 (2013.01); B60K 2015/03348 (2013.01); F01N 2610/02 (2013.01); F01N 2610/10 (2013.01); F01N 2610/1426 (2013.01); F01N 2610/1433 (2013.01); F01N 2610/1486 (2013.01); Y02T 10/24 (2013.01); Y10T 137/794 (2015.04); Y10T 137/8085 (2015.04); Y10T 137/86035 (2015.04);
Abstract

Provided is a urea solution pump module including: a flange portion coupled to cover an opened mounting hole of a urea solution tank; a pump disposed near an upper surface of the flange portion; a filter formed to surround the pump, disposed to be spaced apart from the pump, and coupled to the flange portion; an internal heater disposed between the pump and the filter and coupled to the flange portion; and a first fin having one side connected to the internal heater and the other side disposed near the pump. If the urea solution received in the urea solution tank is frozen, the pump and the urea solution frozen around the pump may be quickly and efficiently thawed.


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