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Zero adjustment shaft encoder control for stepping motors

Electricity: motive power systems – Positional servo systems – With particular motor control system responsive to the...
Patent

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Zero deadband four-quadrant full-wave converter

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

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Zero error digital servo system

Electricity: motive power systems – Positional servo systems – With particular 'error-detecting' means
Patent

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Zero ripple linear motor system

Electricity: motive power systems – Linear-movement motors
Reexamination Certificate

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Zero rotation and zero torque detector and method for an AC elec

Electricity: motive power systems – Induction motor systems – Primary circuit control
Patent

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Zero speed start-up for a speed sensorless induction motor drive

Electricity: motive power systems – Induction motor systems – Primary circuit control
Patent

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Zero-current notch waveform for control of a three-phase,...

Electricity: motive power systems – Positional servo systems – Pulse-width modulated power input to motor
Reexamination Certificate

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Zero-point return method

Electricity: motive power systems – Positional servo systems – Multiple mode systems
Patent

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Zero-power control type vibration eliminating apparatus

Electricity: motive power systems – Reciprocating or oscillating motor – Energizing winding circuit control
Patent

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Zero-torque eddy current motor system and method for controlling

Electricity: motive power systems – Plural diverse motor controls – Running-speed control
Patent

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Zone control method in roller conveyor and zone controller

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

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Zoning circulator controller

Electricity: motive power systems – With particular motor-driven load device
Patent

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Zoom lens camera

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

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Zoom motor control

Electricity: motive power systems – Automatic and/or with time-delay means – Movement – position – or limit-of-travel
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