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.
Patent No.:
Date of Patent:
May. 10, 2022
Filed:
Nov. 24, 2020
Applicant:
Coavis, Sejong-si, KR;
Inventors:
Young Sub Jang, Sejong-si, KR;
Suk Min Yun, Sejong-si, KR;
Assignee:
COAVIS, Sejong-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02P 6/00 (2016.01); F02D 41/30 (2006.01); F02D 41/20 (2006.01); F02D 41/14 (2006.01); F02M 37/08 (2006.01); H02P 25/089 (2016.01);
U.S. Cl.
CPC ...
F02D 41/3082 (2013.01); F02D 41/1401 (2013.01); F02D 41/20 (2013.01); F02M 37/08 (2013.01); H02P 25/089 (2016.02); F02D 2041/1432 (2013.01); F02D 2041/2051 (2013.01); F02D 2041/2075 (2013.01); F02M 2037/085 (2013.01);
Abstract
Provided is a sensorless control device for a DC fuel pump that may be downsized as compared to a conventional control device for a DC fuel pump and may implement the same operation at a relatively low cost, and the sensorless control device for a DC fuel pump.