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:
Sep. 20, 2022
Filed:
Feb. 05, 2018
Applicant:
Pierburg Pump Technology Gmbh, Neuss, DE;
Inventors:
Witold Joschko, Kempen, DE;
Stephan Riefers, Krefeld, DE;
Assignee:
PIERBURG PUMP TECHNOLOGY GMBH, Neuss, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02H 3/00 (2006.01); H02H 7/00 (2006.01); H02H 9/02 (2006.01); H02H 3/08 (2006.01);
U.S. Cl.
CPC ...
H02H 3/08 (2013.01);
Abstract
An automotive auxiliary unit includes an electronic protection unit. The electronic protection unit includes an inverse-polarity protection unit having a semiconductor switch, and an overcurrent protection unit which detects a voltage drop at the semiconductor switch of the inverse-polarity protection unit so as to determine a present current level.