| 摘要 |
<p>A device (19), which consumes little power while producing an automatic, periodic, partial rotation of a hanging planter, having a low-power consumption electronic timing circuit (6), an electric motor (30), a power supply (12) and electronic (9, 10) and mechanical (41) means to start the motor upon signal from the timing circuit, rotate the planter and stop it after sufficient rotation has occurred. The device is designed so that it can operate for many months using a small power supply such as a flashlight battery and to be as inconspicuous and aesthetically unobstrusive as posible.</p> |
