Helmut Wittkopp

Person

Erkelenz, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for influencing the motion of a movable member
- Patent number 4,939,962
- Issue date Jul 10, 1990
- Wilhelm Hegenscheidt Gesellschaft mbH
- Helmut Wittkopp
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Machine tool for broaching crankshaft connecting rod bearings
- Patent number 4,895,057
- Issue date Jan 23, 1990
- Wilhelm Hegenscheidt Gesellschaft mbH
- Garri Berstein
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method and apparatus for determining the diameter of rail vehicle w...
- Patent number 4,866,642
- Issue date Sep 12, 1989
- Wilhelm Hegenscheidt Gesellschaft GmbH
- Hans W. Obrig
- G01 - MEASURING TESTING
Information Patent Grant
Turn broaching tool
- Patent number 4,861,204
- Issue date Aug 29, 1989
- Wilhelm Hegenscheidt Gesellschaft mbH
- Garri Berstein
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method and apparatus for ascertaining the radial location of a new...
- Patent number 4,802,285
- Issue date Feb 7, 1989
- Wilhelm Hegenscheidt GmbH
- Herbert Ligacz
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method and apparatus for performing a rotary broaching operation pa...
- Patent number 4,799,839
- Issue date Jan 24, 1989
- Wilhelm Hegenscheidt GmbH
- Garri Berstein
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Apparatus for monitoring and measuring the quality of rail wheel st...
- Patent number 4,798,963
- Issue date Jan 17, 1989
- Wilhelm Hegenscheidt Gesellschaft mbH
- Helmut Wittkopp
- G01 - MEASURING TESTING
Information Patent Grant
Method for reprofiling profiles of wheel sets
- Patent number 4,711,146
- Issue date Dec 8, 1987
- W. Hegenscheidt GmbH
- Dieter Lung
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Crankshaft glaze or smooth rolling machine
- Patent number 4,437,328
- Issue date Mar 20, 1984
- Wilhelm Hegenscheidt Gesellschaft mbH
- Helmut Wittkopp
- B24 - GRINDING POLISHING
Information Patent Grant
Method and apparatus for truing railroad wheels
- Patent number 4,265,149
- Issue date May 5, 1981
- Firma W. Hegenscheidt Gesellschaft mbH
- Helmut Wittkopp
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method for producing a bore
- Patent number 4,211,129
- Issue date Jul 8, 1980
- W. Hegenscheidt Gesellschaft mbH
- Helmut Wittkopp
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method and apparatus for truing railroad wheels
- Patent number 4,200,012
- Issue date Apr 29, 1980
- Firma W. Hegenscheidt Gesellschaft mbH
- Helmut Wittkopp
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Boring tool with floating double edged knife
- Patent number 4,195,957
- Issue date Apr 1, 1980
- Wilhelm Hegenscheidt Gesellschaft mit beschraenkter Haftung
- Helmut Wittkopp
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method of and machine for reprofiling a railroad-car wheel
- Patent number 4,119,001
- Issue date Oct 10, 1978
- Wilhelm Hegenscheidt GmbH
- Helmut Wittkopp
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method and apparatus for centering a wheel set
- Patent number 4,116,094
- Issue date Sep 26, 1978
- Wilhelm Hegenscheidt Gesellschaft mbH
- Theodor Dombrowski
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Helmut Wittkopp

Person

Patents Grantslast 30 patents

Method and apparatus for influencing the motion of a movable member

Machine tool for broaching crankshaft connecting rod bearings

Method and apparatus for determining the diameter of rail vehicle w...

Turn broaching tool

Method and apparatus for ascertaining the radial location of a new...

Method and apparatus for performing a rotary broaching operation pa...

Apparatus for monitoring and measuring the quality of rail wheel st...

Method for reprofiling profiles of wheel sets

Crankshaft glaze or smooth rolling machine

Method and apparatus for truing railroad wheels

Method for producing a bore

Method and apparatus for truing railroad wheels

Boring tool with floating double edged knife

Method of and machine for reprofiling a railroad-car wheel

Method and apparatus for centering a wheel set