Safety control unit
Safety device and method for power window
Safety device for automatic window regulator
Seat-assembly movement system
Semiconductor power converter
Sequencing control circuit
Series motor
Sewing machine driving apparatus
Shift lock actuator and control circuit therefor
Single cycle positioning system utilizing a DC motor
Single transistor power control circuit for a DC motor washing m
Single-button actuated self-correcting automatic convertible top
Speed and direction control mechanism
Speed and phase control system
Speed control apparatus and method for electric car
Speed control apparatus for a brushless direct current motor
Speed control apparatus for elevators using variable voltage and
Speed control apparatus having means for changing reference sign
Speed control circuit for an electric power tool
Speed control device for a ceiling fan