| 摘要 |
<p>An actuator assembly according to one embodiment of the present invention comprises: a driving motor; one or more reduction gears rotating by the driving motor; and a lower frame on which the driving motor and the first reduction gear are provided and which is formed in a rectangular shape having two coupling surfaces in parallel to each other and two connection surfaces perpendicular to the coupling surfaces, wherein the lower frame has a plurality of coupling members formed to be separated from each other at a first interval parallel to the long sides of the coupling surfaces and a first width parallel to the short sides of the coupling surfaces.</p> |
