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Dive into the research topics where Ralf Kaufmann is active.

Publication


Featured researches published by Ralf Kaufmann.


Archive | 1997

Tensioner for traction means with predefined tensioning displacement

Klaus Bruchner; Ralf Kaufmann; Manfred Bonkowski; Michael Huss


Archive | 2006

Method and apparatus for venting a crankcase of an internal combustion engine

Klaus Bruchner; Ralf Kaufmann; Rudolf Klein; Mario Mürwald


Archive | 1997

Belt tensioner with limited tensioning movement

Manfred Bonkowski; Klaus Bruchner; Michael Huss; Ralf Kaufmann


Archive | 2001

Crankcase ventilation system for internal combustion engine

Klaus Bruchner; Michael Dohn; Ralf Kaufmann; Fritz Kreitmann


Archive | 1999

Vehicle with auxiliary rear wheel steering mechanism

Jochen Horwath; Ralf Kaufmann; Claus Kochendörfer; Hans-Christian Pflug


Archive | 2007

Coupling device for starting and stopping a compressor or water pump in a vehicle engine comprises a drive pulley having a primary element, a secondary element and a bearing between the primary and secondary elements

Klaus Bruchner; Ralf Kaufmann


Archive | 2003

Ventilation process for a combustion engine crank housing has controllable flow through two leads according to relevant parameters for load condition

Klaus Bruchner; Ralf Kaufmann; Rudolf Klein; Mario Mürwald


Archive | 1997

DISPOSITIF DE RENIFLARD POUR LE CARTER DE VILEBREQUIN D'UN MOTEUR A COMBUSTION INTERNE

Helmut Kronowiecki; Gernot Langer; Erhard Rau; Klaus Bruchner; Ralf Kaufmann


Archive | 2004

Method and device for venting a crankcase of an internal combustion engine

Klaus Bruchner; Ralf Kaufmann; Rudolf Klein; Mario Mürwald


Archive | 2003

A method for applying a tread coating of hollow cylinders or crankcases of internal combustion engines

Heiko Dipl.-Ing. Jacobi-Hinderer; Ralf Kaufmann

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