Rotary machine control
Rotatable warning light assembly
Rotation stopping apparatus for a motor
Rotational speed control and use of same to control the rotation
Rotor position detection circuit and motor driving device
Rotor speed control device and method
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