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Hartmut Rölleke

ZF Friedrichshafen

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Featured researches published by Hartmut Rölleke.

Archive | 2010

Piston-cylinder device with a connection section

Bernd Zeissner; Rainer Schöpplein; Michael Hegmann; Bernhard Weingärtner; Wolfgang Breun; Thomas Schömig; Klaus Stretz; Hartmut Rölleke; Heinz Sydekum

Archive | 2010

Kolben-Zylinder-Aggregat mit einem Anschlussorgan

Bernd Zeißner; Rainer Schöpplein; Bernhard Weingärtner; Michael Hegmann; Thomas Schömig; Wolfgang Breun; Hartmut Rölleke; Heinz Sydekum; Klaus Stretz

Archive | 2010

Piston cylinder assembly for vehicle, has external pipe and different mounting units, e.g. base, holder, spring plate, fixing components or stabilizer holder

Hartmut Rölleke; Dirk Becker

Archive | 2006

Bottom valve for a shock absorber applies a radial magnetic force to the fastener to give the required distortion for a form fit

Hartmut Rölleke

Archive | 2013

Cylinder for vibration damper, has closure with tubular portion and guided in resilient manner, and closure-side form closure element engaged into cylinder-side form closure element, where tubular portion is fixed at surface of cylinder

Manfred Schuler; Hartmut Rölleke; Dirk Becker

Archive | 2009

Kolben-Zylinder-Aggregat

Hartmut Rölleke; Dirk Becker

Archive | 2015

Method and apparatus for producing a closure for a piston and cylinder unit

Dirk Becker; Hartmut Rölleke; Klaus Schreiner; Wolfgang Hertz

Archive | 2010

Piston-cylinder unit has outer tube and different attachment sections, such as base, holder, spring cups, fastening sections or stabilizing-holders, where outer tube and one of attachment sections are cut from sheet metal

Hartmut Rölleke; Dirk Becker

Archive | 2010

Vibration damper, has valves movable by pressure in operating chambers against force of springs in closing position, designed as seat valves and arranged within hollow piston rod, and sleeve fixed within hollow piston rod

Burkhard Bender; Guido Keuenhof; Hartmut Rölleke

Archive | 2010

Piston cylinder assembly i.e. vibration damper, has outer pipe and part of attachments fixed with one another and soldered by thermal effect, where adjustment of attachments takes place by press fit and/or spotwelds

Dirk Becker; Hartmut Rölleke; Ansgar Brand

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Dirk Becker

ZF Friedrichshafen

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Klaus Schreiner

ZF Friedrichshafen

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Wolfgang Hertz

ZF Friedrichshafen

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Guido Keuenhof

ZF Friedrichshafen

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Burkhard Bender

ZF Friedrichshafen

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Klaus Stretz

ZF Friedrichshafen

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Michael Hegmann

ZF Friedrichshafen

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Wolfgang Breun

ZF Friedrichshafen

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Bernhard Weingärtner

ZF Friedrichshafen

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Heinz Sydekum

ZF Friedrichshafen

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