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:
Mar. 28, 1995
Filed:
Nov. 19, 1993
Applicant:
Inventors:
Norbert Alt, Remagen, DE;
Gunter Gurich, Aachen, DE;
Michael Huser, Aachen, DE;
Leo Spiegel, Aachen, DE;
Franz Pischinger, Aachen, DE;
Assignee:
FEV Motorentechnik GmbH & Co. KG, Aachen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F23D / ;
U.S. Cl.
CPC ...
239408 ; 239415 ; 2394164 ; 2395851 ;
Abstract
A device for the combined blowoff of fuel and air for direct fuel injection systems in internal combustion engines. The device includes a housing having a fuel connection and an air connection as well as a blowoff aperture connected with both connections and closable by electromagnetically operable valves. A fuel valve is arranged behind an air valve, also opening toward said blowoff side of said blowoff aperture. Both valves are arranged concentrically relative to each other and capable of resting with their valve seats sealing against the housing.