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Dive into the research topics where Volker Holzgrefe is active.

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Featured researches published by Volker Holzgrefe.


Archive | 1985

Electrically controlled fuel injection pump for internal combustion engines

Ewald Eblen; Karl Hofmann; Volker Holzgrefe; Jean Pigeroulet; Nestor Rodriguez-Amaya; Nikolaus Dr. Dipl.-Ing. Simon; Dietrich Trachte; Friedrich Dipl.-Ing. Weiss; Ewald Ziegler


Archive | 1995

Solenoid valve for slip-controlled hydraulic brake systems in motor vehicles

Ewald Ziegler; Volker Holzgrefe; Norbert Mittwollen


Archive | 1997

Perforated disc and valve comprising the same

Volker Holzgrefe; Stefan Arndt; Nikolaus Dr. Dipl.-Ing. Simon; Frank Schatz; Heinz Fuchs; Günter Dantes; Detlef Nowak; Jörg Heyse; Beate Ader


Archive | 1985

Electrically controlled fuel injection pump for internalelectrically controlled fuel injection pump for internal combustion engines combustion engines

Ewald Eblen; Karl Hofmann; Volker Holzgrefe; Jean Pigeroulet; Nestor Dipl.-Ing. Rodriquez-Amaya; Nikolaus Dr. Dipl.-Ing. Simon; Dietrich Trachte; Friedrich Dipl.-Ing. Weiss; Ewald Ziegler


Archive | 1992

Electromagnetically actuated injection valve

Joerg Heyse; Volker Holzgrefe


Archive | 2008

Fuel injection valve for direct injection of fuel in combustion chamber of internal combustion engine, has longitudinal axis, with actuator, with movable valve part, which acts together with fixed valve seat for opening and closing of valve

Volker Holzgrefe; Stefan Arndt; Kai Gartung


Archive | 1991

Injection valve for fuel injection systems

Volker Holzgrefe


Archive | 1982

Two-piece coupling

Gerhard Auwaerter; Volker Holzgrefe; Ernst Imhof


Archive | 2008

Fuel injecting valve for fuel injection system of internal-combustion engine, has narrow side surfaces of injecting opening tapering in flow direction convergent to each other such that opening tapers in flow direction

Volker Holzgrefe; Stefan Arndt; Kai Gartung


Archive | 2005

Multi-fan-jet nozzle and a fuel injection valve provided with said nozzle

Volker Holzgrefe; Stefan Arndt; Christian Heinen; Markus Gesk; Armin Schülke; Guenter Dantes; Joerg Heyse; Andreas Krause; Kai Gartung

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