Siegfried Frey

Improvement of feed drive dynamics by means of semi-active damping

Alexander Verl, Siegfried Frey, A. Verl, 2012 .

Expedient modeling of ball screw feed drives

Alexander Verl, Siegfried Frey, Alexandru Dadalau, 2012, Prod. Eng..

Periodic variation of preloading in ball screws

Alexander Verl, Siegfried Frey, M. Walther, 2010, Prod. Eng..

Double nut ball screw with improved operating characteristics

Tobias Heinze, Alexander Verl, Siegfried Frey, 2014 .

Correlation between feed velocity and preloading in ball screw drives

Alexander Verl, Siegfried Frey, A. Verl, 2010 .

Semi-active damping of drive systems

Alexander Verl, Konrad Groh, Siegfried Frey, 2013 .

Die nonverbale Kommunikation

Siegfried Frey, 1984 .