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US 2002/0117376 A1Published application
Essential oil evaporator
OwnerJer-Ming Chenginventor
Life of this patent
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Abstract
An essential oil evaporator has timing control by a controller for audio and visual effect. The controller controls a loud speaker and an LED lamp in a progressive and synchronous way. Moreover, the controller also activates a heater through a trigger unit. Therefore, the user can aware the turn on and turn off of the heater with the help of audio and visual effect.
Claims1
An essential oil evaporator with timing control for audio and visual effect, comprising:
- a ceramic case housing a heat-insulating plate therein;
- an oil bowl arranged atop the ceramic case;
- a heater below the oil bowl and atop the heat-insulating plate, and made of ceramic resistor with positive thermal coefficient;
- a controller within the case and comprising a music selection switch, a time setting switch and a music IC for storing music program;
- a loud speaker housed in the case and at least one LED lamp on the case;
- the LED lamp connected to the heater through a trigger unit;
- the controller controlling the loud speaker and the LED lamp in a progressive and synchronous way;
- the controller also activating the heater through the trigger unit.
5 more elements
Dependencies are inferred from the claim text.