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, 2005
Filed:
Jan. 22, 2002
Achim Brenk, Kaempfelbach-Bilfingen, DE;
Wolfgang Klenk, Loechgau, DE;
Uwe Gordon, Kemmern, DE;
Manfred Mack, Altheim, DE;
Achim Brenk, Kaempfelbach-Bilfingen, DE;
Wolfgang Klenk, Loechgau, DE;
Uwe Gordon, Kemmern, DE;
Manfred Mack, Altheim, DE;
Robert Bosch GmbH, Stuttgart, DE;
Abstract
The invention relates to a 3/2-port directional-control valve for controlling the injection of fuel in a common rail injection system of an internal combustion engine, with a first switched position in which an injection nozzle is connected to a fuel return and with a second switched position in which the injection nozzle is connected to a high-pressure fuel reservoir. The beginning of the injection takes place in a pressure-controlled manner, whereas the end of the injection takes place in a stroke-controlled manner.