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:
Feb. 25, 2025
Filed:
Jul. 08, 2020
Robert Bosch Gmbh, Stuttgart, DE;
Michael Leukart, Dusslingen, DE;
Fabian Wolf, Renningen, DE;
Ferdinand Nicolai, Stuttgart, DE;
Ulrich Lessing, Weiler Im Allgaeu, DE;
Robert Bosch GmbH, Stuttgart, DE;
Abstract
The invention relates to a fuel injector (), comprising a nozzle body () in which a blind hole () is formed, wherein at least one injection opening () leads off same, comprising a nozzle needle (to) that is reciprocatingly movable along a longitudinal axis (), wherein the nozzle needle (-) has a valve seat () which forms a sealing seat () with a seating surface () in the nozzle body () in a lowered position of the nozzle needle (-), and comprising at least one borehole (-) in the nozzle needle (-), wherein at least some portions of a borehole inlet () of the at least one borehole (-) are located in the region of the seating surface () when the sealing seat () is formed, and a borehole outlet () of the at least one borehole (-) is located below the valve seat () of the nozzle needle (-) in the direction of the longitudinal axis ().