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:
Dec. 22, 2020
Filed:
Feb. 23, 2017
Applicant:
Robert Bosch Gmbh, Stuttgart, DE;
Inventors:
Joerg Kuempel, Ludwigsburg, DE;
Klaus Joos, Walheim, DE;
Assignee:
Robert Bosch GmbH, Stuttgart, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02D 41/30 (2006.01); F02D 41/06 (2006.01); F02D 41/38 (2006.01); F02D 41/04 (2006.01);
U.S. Cl.
CPC ...
F02D 41/3082 (2013.01); F02D 41/042 (2013.01); F02D 41/064 (2013.01); F02D 41/065 (2013.01); F02D 41/3854 (2013.01); F02D 2200/0604 (2013.01); F02D 2200/0608 (2013.01); F02D 2200/0611 (2013.01); F02D 2200/501 (2013.01); F02D 2200/70 (2013.01);
Abstract
A method is described for operating an electric fuel pump constituting a low-pressure pump in a fuel supply system for an internal combustion engine, having a high-pressure reservoir and a high-pressure pump, of a motor vehicle. The electric fuel pump is operated at least temporarily, during a time period during which the internal combustion engine is switched off during operation of the motor vehicle, with a minimum value for a control application variable for the electric fuel pump.