Electricity: motive power systems – Periodic – repetitious or successive operations control of...
Reexamination Certificate
2005-06-28
2005-06-28
Martin, David (Department: 2837)
Electricity: motive power systems
Periodic, repetitious or successive operations control of...
C318S444000, C318S811000, C318S599000, C318SDIG002, C015S250120
Reexamination Certificate
active
06911796
ABSTRACT:
A power control device for positioning at a low voltage side of a load for controlling the electrical power available to the load, from a main power supply, the power control device including a current switch for switching current on and off under the control of a pulse width modulating device thus to control the power available to the load, the pulse width modulating device being operated by power derived from the main power supply.
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Woodworth, “MOSFETs control motors in automotive applications”, Electronic Components and Applications, vol. 9, No. 2, pp. 91-100.
Colon Santana Eduardo
Jackson Douglas E.
Martin David
Stites & Harbison PLLC
Westland Helicopters LTD
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