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Helmut Engelhardt
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Herzogenaurach, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Variable-stroke valve train of an internal combustion engine
Patent number
9,856,762
Issue date
Jan 2, 2018
Schaeffler Technologies AG & Co. KG
Helmut Engelhardt
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Lever-type cam follower
Patent number
8,328,959
Issue date
Dec 11, 2012
Schaeffler Technologies AG & Co. KG
Helmut Engelhardt
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Cam follower
Patent number
8,025,038
Issue date
Sep 27, 2011
Schaeffler KG
Helmut Engelhardt
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Connection element for the secure fixing of a lever-type cam follower
Patent number
7,721,695
Issue date
May 25, 2010
Schaeffler KG
Stephan Moeck
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Connection element for the captive mounting of a lever-like cam fol...
Patent number
7,350,490
Issue date
Apr 1, 2008
Schaeffler KG
Stephan Mock
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Finger lever of a valve train of an internal combustion engine
Patent number
7,350,489
Issue date
Apr 1, 2008
INA-Schaeffler KG
Helmut Engelhardt
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Drag lever of a valve mechanism in an internal combustion engine
Patent number
7,219,639
Issue date
May 22, 2007
INA-Schaeffler KG
Helmut Engelhardt
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Connecting element for inseparable retention of a lever-type cam fo...
Patent number
7,146,950
Issue date
Dec 12, 2006
INA-Schaeffler KG
Stephan Moeck
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Valve actuating lever
Patent number
6,273,044
Issue date
Aug 14, 2001
Bayerische Motoren Werke AG
Helmut Engelhardt
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Swivel-mounted cam follower for a valve drive of an internal combus...
Patent number
6,253,721
Issue date
Jul 3, 2001
Ina Walzlager Schaeffler oHG
Wolfgang Mayer
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Rocker arm or finger lever formed by a chipless process
Patent number
6,062,184
Issue date
May 16, 2000
Ina Walzlager Schaeffler oHG
Helmut Engelhardt
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Rocker arm or finger lever formed by a chipless process
Patent number
6,035,820
Issue date
Mar 14, 2000
Ina Walzlager Schaeffler oHG
Helmut Engelhardt
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Securing device for an actuating lever in a valve control mechanism...
Patent number
5,775,280
Issue date
Jul 7, 1998
INA Walzlager Schaeffler KG
Dieter Schmidt
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Hydraulic clearance compensation element for valve control units of...
Patent number
5,704,319
Issue date
Jan 6, 1998
INA Walzlager Schaeffler KG
Helmut Engelhardt
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Patents Applications
last 30 patents
Information
Patent Application
VARIABLE-STROKE VALVE TRAIN OF AN INTERNAL COMBUSTION ENGINE
Publication number
20160290183
Publication date
Oct 6, 2016
SCHAEFFLER TECHNOLOGIES AG & CO. KG
Helmut Engelhardt
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
CAM FOLLOWER
Publication number
20100064999
Publication date
Mar 18, 2010
Schaeffler KG
Helmut Engelhardt
B60 - VEHICLES IN GENERAL
Information
Patent Application
Structural member of an internal combustion engine operated with al...
Publication number
20090250034
Publication date
Oct 8, 2009
Schaeffler KG
Helmut Engelhardt
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Connection Element For The Secure Fixing Of A Lever-Type Cam Follower
Publication number
20080196682
Publication date
Aug 21, 2008
Schaeffler KG
Stephan Moeck
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Finger lever of a valve train of an internal combustion engine
Publication number
20080041326
Publication date
Feb 21, 2008
Helmut Engelhardt
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
CONNECTION ELEMENT FOR THE CAPTIVE MOUNTING OF A LEVER-LIKE CAM FOL...
Publication number
20070215086
Publication date
Sep 20, 2007
Schaeffler KG
Stephan Mock
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Drag lever of a valve mechanism in an internal combustion engine
Publication number
20060225680
Publication date
Oct 12, 2006
Helmut Engelhardt
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Connecting element for inseparable retention of a lever-type cam fo...
Publication number
20060011162
Publication date
Jan 19, 2006
INA-Schaeffler KG
Stephan Moeck
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Lever-type cam follower
Publication number
20050274437
Publication date
Dec 15, 2005
Helmut Engelhardt
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES