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:
Nov. 15, 2022
Filed:
Apr. 17, 2019
Liebherr-components Deggendorf Gmbh, Deggendorf, DE;
Richard Pirkl, Regensburg, DE;
Razvan-Sorin Stinghe, Hengersberg, DE;
Markus Höellbacher, Puch, AT;
Alexander Preis, Regen, DE;
Michael Schmid, Bischofsmais, DE;
Thomas Atzkern, Augsburg, DE;
LIEBHERR-COMPONENTS DEGGENDORF GMBH, Deggendorf, DE;
Abstract
A fuel injector having a seat plate with a passage throttle; a valve insert arranged at a first side of the seat plate; a valve guide surrounding the valve insert and adapted for slidable reception of the valve insert; a spring sheath surrounding at least a section of a jet needle arranged at a second side of the valve insert, the second side opposite the first side and the seat plate; a valve chamber fluidly connected to the passage throttle; a control chamber adapted for reception of fuel; and a line arranged in the valve insert connecting the control chamber and the valve chamber to one another, wherein the line is closeable by placement of the valve insert onto the spring sheath.