Statements (25)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
electric motor
actuator |
| gptkbp:alternativeTo |
stepper motor
DC motor |
| gptkbp:application |
precision instruments
robotics medical devices autofocus camera lens |
| gptkbp:category |
piezoelectric motor
ultrasonic device |
| gptkbp:compatibleWith |
electromagnetic induction
|
| gptkbp:feature |
compact size
quiet operation high torque at low speed no magnetic field emission |
| https://www.w3.org/2000/01/rdf-schema#label |
ultrasonic motor (USM)
|
| gptkbp:inventedBy |
1980s
Shinji Ueha |
| gptkbp:operates |
ultrasonic vibration
|
| gptkbp:usedBy |
gptkb:Nikon
gptkb:Canon gptkb:Sony |
| gptkbp:uses |
piezoelectric effect
|
| gptkbp:bfsParent |
gptkb:Canon_EF_lenses
|
| gptkbp:bfsLayer |
6
|