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Ralf Naumann
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Crimmitschau, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Camshaft adjuster with a locking position that, with regard to desi...
Patent number
7,278,385
Issue date
Oct 9, 2007
Hydraulik-Ring GmbH
Andreas Knecht
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Oscillating motor for a camshaft adjusting device
Patent number
7,275,476
Issue date
Oct 2, 2007
Hydraulik-Ring GmbH
Ralf Naumann
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Device for adjusting a camshaft of an internal combustion engine of...
Patent number
7,117,832
Issue date
Oct 10, 2006
Hydraulik-Ring GmbH
Ralf Naumann
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Device and method for changing the relative rotational angle of a c...
Patent number
6,722,327
Issue date
Apr 20, 2004
Dr. Ing. h.c.F. Porsche AG
Andreas Knecht
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Apparatus for relative angular adjustment of a crankshaft of a comb...
Patent number
6,584,944
Issue date
Jul 1, 2003
Dr. Ing. h.c.F. Porsche AG
Gerold Sluka
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Pump for conveying fuel in an internal combustion engine
Patent number
6,454,544
Issue date
Sep 24, 2002
Hydraulik-Ring GmbH
Edwin Palesch
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Patents Applications
last 30 patents
Information
Patent Application
Camshaft adjuster with a locking position that, with regard to desi...
Publication number
20060144357
Publication date
Jul 6, 2006
HYDRAULIK-RING GMBH
Andreas Knecht
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Device for Adjusting a Camshaft of an Internal Combustion Engine of...
Publication number
20050011481
Publication date
Jan 20, 2005
HYDRAULIK-RING GMBH
Ralf Naumann
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Oscillating Motor for a Camshaft Adjusting Device
Publication number
20040177751
Publication date
Sep 16, 2004
HYDRAULIK-RING GMBH
Ralf Naumann
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Device and method for changing the relative rotational angle of a c...
Publication number
20030015157
Publication date
Jan 23, 2003
DR. Ing. h.c.F. Porsche AG and Hydraulik Ring GmbH
Andreas Knecht
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Apparatus for relative angular adjustment of a crankshaft of a comb...
Publication number
20020026916
Publication date
Mar 7, 2002
Gerold Sluka
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Application
Pump for conveying fuel in an internal combustion engine
Publication number
20010004441
Publication date
Jun 21, 2001
Hydraulik-Ring GmbH
Edwin Palesch
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...