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:
Oct. 26, 1993
Filed:
May. 14, 1992
Andre Brunel, St. Genis Laval, FR;
Robert Bosch GmbH, Stuttgart, DE;
Abstract
The invention relates to a fuel injection device for internal combustion engines and to a method for fuel injection. The invention is directed to an injection nozzle system that while having high intrinsic safety of an injection pump, in the case of electrically controlled pumps, assures fast element filling and simultaneously effective cooling of the injection nozzle as well. According to the invention, an additional final control element is provided between the pump work chamber and the pressure chamber of the injection nozzle and dependent upon the pressure in the pump work chamber the position of the final control element controls a direct fuel delivery path into the pump work chamber.