ABB Stromberg Drives OY

Organization

Helsinki, FI

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Patents Grantslast 30 patents

Information Patent Grant
Method of determining a residual flux of an inverter-supplied squir...
- Patent number 5,521,483
- Issue date May 28, 1996
- ABB Stromberg Drives OY
- Pasi Pohjalainen
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method and apparatus for determination of refiner mechanical pulp p...
- Patent number 5,491,340
- Issue date Feb 13, 1996
- ABB Stromberg Drives OY
- Kari Saarinen
- G01 - MEASURING TESTING
Information Patent Grant
Method for determining the stator flux of an asynchronous machine
- Patent number 5,371,458
- Issue date Dec 6, 1994
- ABB Stromberg Drives OY
- Samuli Heikkila
- G01 - MEASURING TESTING
Information Patent Grant
Current measuring transducer operating on the compensation principle
- Patent number 5,309,086
- Issue date May 3, 1994
- ABB Stromberg Drives OY
- Kai Johansson
- G01 - MEASURING TESTING
Information Patent Grant
Control circuit for a semiconductor switch
- Patent number 5,301,085
- Issue date Apr 5, 1994
- ABB Stromberg Drives OY
- Erkki Miettinen
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method of preventing the stalling of an asynchronous machine
- Patent number 5,198,742
- Issue date Mar 30, 1993
- ABB Stromberg Drives OY
- Samuli Heikkila
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method and apparatus of determining the stator flux estimate of an...
- Patent number 5,162,727
- Issue date Nov 10, 1992
- ABB Stromberg Drives OY
- Anders Hindsberg
- G01 - MEASURING TESTING
Information Patent Grant
Fan for an electrically operated machine
- Patent number 5,149,997
- Issue date Sep 22, 1992
- ABB Stromberg Drives OY
- Martti Suomela
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Method for controlling the torque of a synchronous machine supplied...
- Patent number 4,920,306
- Issue date Apr 24, 1990
- ABB Stromberg Drives OY
- Matti Mard
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method for controlling the torque of an ac motor
- Patent number 4,918,367
- Issue date Apr 17, 1990
- ABB Stromberg Drives OY
- Pasi Pohjalainen
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

ABB Stromberg Drives OY

Organization

Patents Grantslast 30 patents

Method of determining a residual flux of an inverter-supplied squir...

Method and apparatus for determination of refiner mechanical pulp p...

Method for determining the stator flux of an asynchronous machine

Current measuring transducer operating on the compensation principle

Control circuit for a semiconductor switch

Method of preventing the stalling of an asynchronous machine

Method and apparatus of determining the stator flux estimate of an...

Fan for an electrically operated machine

Method for controlling the torque of a synchronous machine supplied...

Method for controlling the torque of an ac motor