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:
Sep. 16, 2003
Filed:
Aug. 20, 2001
Rainer Buck, Tamm, DE;
Robert Bosch GmbH, Stuttgart, DE;
Abstract
in a fuel injection valve having a valve body, having a control pressure chamber that is disposed inside the valve body and is closed at one end by an actuating part, which is for an injector needle and can be moved in the control pressure chamber between a closed position and an open position, having an inlet into the control pressure chamber, and having an outlet from the control pressure chamber that is controlled by a control valve, the opening speed of the injector needle should be increased. To this end, the mouth opening of the inlet into the control pressure chamber is disposed so that it is at least partially closed by the actuating part when the actuating part moves from the closed position into the open position.