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Chopping energization control device

Electricity: motive power systems – Motor-reversing – Armature or primary circuit control
Reexamination Certificate

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Circuit and method for controlling speed of an alternating curre

Electricity: motive power systems – Motor-reversing – Armature or primary circuit control
Patent

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Circuit arrangement for controlling a reversible D.C. motor

Electricity: motive power systems – Motor-reversing – Automatic and/or with time-delay means
Patent

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Circuit arrangement for counterclockwise and clockwise rotation

Electricity: motive power systems – Motor-reversing – Armature or primary circuit control
Patent

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Circuit arrangement for monitoring and controlling closing and o

Electricity: motive power systems – Motor-reversing – Periodic- or intermittent-reversing
Patent

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Circuit arrangement for overload protection of a drive motor

Electricity: motive power systems – Motor-reversing – Armature or primary circuit control
Patent

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Circuit arrangement including a number of converters, in particu

Electricity: motive power systems – Motor-reversing – Armature or primary circuit control
Patent

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Circuit arrangement of an electromotor comprising two terminals

Electricity: motive power systems – Motor-reversing – Armature or primary circuit control
Reexamination Certificate

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Circuit arrangement with a number of frequency converters, parti

Electricity: motive power systems – Motor-reversing – Armature or primary circuit control
Patent

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Circuit for bi-directionally powering a motor

Electricity: motive power systems – Motor-reversing – Armature or primary circuit control
Patent

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Circuit for controlling an electrically operated motor...

Electricity: motive power systems – Motor-reversing
Reexamination Certificate

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Circuit for controlling rotational direction and rotational spee

Electricity: motive power systems – Motor-reversing
Patent

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Circuit for driving a DC motor for a clock

Electricity: motive power systems – Motor-reversing – Armature or primary circuit control
Patent

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Circuit for driving the motor of a temperature blend door

Electricity: motive power systems – Motor-reversing – Armature or primary circuit control
Patent

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Circuit for preventing the erroneous operation of a motor contro

Electricity: motive power systems – Motor-reversing – Automatic and/or with time-delay means
Patent

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Circuitry for determining actuator position

Electricity: motive power systems – Motor-reversing – Armature or primary circuit control
Patent

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Closed-loop regulating and overhauling load energy dissipating c

Electricity: motive power systems – Motor-reversing – Field circuit control
Patent

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Closure member control device and method for limiting...

Electricity: motive power systems – Motor-reversing – Automatic and/or with time-delay means
Reexamination Certificate

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Closure operator control

Electricity: motive power systems – Motor-reversing
Patent

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Closure panel control apparatus

Electricity: motive power systems – Motor-reversing – Automatic and/or with time-delay means
Reexamination Certificate

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