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. 25, 2021
Filed:
Aug. 09, 2018
Hydac Fluidcarecenter Gmbh, Sulzbach/Saar, DE;
HYDAC FLUIDCARECENTER GMBH, Sulzbach/Saar, DE;
Abstract
A delivery device for the fuel of an internal combustion engine has a fuel tank () from which at least one fuel pump () delivers fuel via a fuel supply line () and via at least one fuel filter () to a fuel consumer (). The consumer () is connected to the fuel tank () via a fuel return line (). A control device () is connected between the supply line () and the return line (). The control device establishes a fuel-conveying connection () between the return line () and the supply line () when the temperature in the fuel tank () falls below a predeterminable threshold temperature and at a predeterminable threshold pressure in the return line ().