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Dive into the research topics where Ralf Lehmann is active.

Publication


Featured researches published by Ralf Lehmann.


Archive | 2001

Method for controlling the shifting sequence of a continuous automatic transmission, especially a motor vehicle, comprising gear step changeovers

Ralf Lehmann; Uwe Maienberg; Marko Poljansek


Archive | 1996

Bestimmung der Drehzahl eines rotierenden Elements

Peter Jueliger; Ralf Lehmann; Herbert Ott


Archive | 2017

Gehäuse mit Fluidkanal

Dirk Vollmer; Linh-Thao Stubenbord; Wolfgang Glueck; Michael Schermann; Ralf Lehmann; Asli Arslan-Huerst


Archive | 2016

Elektromotor mit einem Isolierelement mit Führungsmittel

Harold Bitzer; Wolfgang Glueck; Peter Hauser; Ralf Lehmann


Archive | 2016

Electric motor comprising an insulating element with guide means

Harold Bitzer; Wolfgang Glueck; Peter Hauser; Ralf Lehmann


Archive | 2014

Electric external rotor motor has flat designed mass element which is fastened on rotor of external rotor motor by fastening element, while curvature of mass element essentially corresponds to radius of rotor

Jens Ulrich; Asli Arslan-Huerst; Harald Merz; Ralf Lehmann; Matthias Gog


Archive | 2009

Dichtungselement zum Abdichten eines elektrischen Leiters

Ralf Lehmann


Archive | 2000

A method for shifting sequence of a continuous automatic control, in particular a motor vehicle, with power-stage switching

Ralf Lehmann; Uwe Maienberg; Marko Poljansek


Archive | 1997

DETERMINATION OF THE SPEED OF ROTATION OF A ROTATING ELEMENT AND DETECTION OF RISING AND FALLINGS FLANKS OF PULSES

Peter Jueliger; Ralf Lehmann; Herbert Ott


Archive | 1996

Bestimmung der Drehzahl eines rotierenden Elements Determining the speed of a rotating element

Peter Jueliger; Ralf Lehmann; Herbert Ott

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