| 摘要 |
A method for operating an appliance includes (1) turning on the appliance, (2) determining if the appliance is moving with sufficient velocity with an optical motion sensor, and (3) if the appliance is not moving with sufficient velocity, turning off the appliance. An appliance includes an optical motion sensor for detecting motion of the appliance and a controller coupled to the optical motion sensor, wherein the controller turns off the appliance if the appliance is not moving with sufficient velocity.
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