Attachment device for speed sensor in a motor
Attachment of side covers to linear induction motor
Attachment structure for brush holder springs
Attenuating means for electroacoustic transducer
Audible noise reduction in a disc drive
Audible noise reduction in a disc drive
Audible signal generating apparatus having selectively controlle
Audio-frequency electromechanical vibrator
Augmenting surface electrode for piezoelectric workpiece
Auto-centering linear motor
Autofocus actuator
Autofocus actuator
Autofocus actuator
Autofocus actuator
Automatic balancing apparatus
Automatic balancing apparatus
Automatic brake control for rotary electric tools
Automatic brush shifting for a D.C. series motor
Automatic damping and transient supressing improvement in synchr
Automatic door protective reversing switch with worm gear