Patent ID: 11946563
Assignee: LG ELECTRONICS INC.
Field: Mechanical elements (Mechanical engineering)
Classification: CPC F | IPC F

Claim 3:
4. The valve actuator of claim 1, wherein the plurality of protrusions include a first protrusion, a second protrusion, a third protrusion, and a fourth protrusion that are spaced apart from one another in the circumferential direction and arranged about a center of the main body such that a first separation space, a second separation space, a third separation space, and a fourth separation space are defined between adjacent two protrusions among the first protrusion, the second protrusion, the third protrusion, and the fourth protrusion,
wherein each of the first protrusion, the second protrusion, the third protrusion, and the fourth protrusion extends in the circumferential direction and has a circumferential length corresponding to 45 degrees about the center of the main body, and
wherein each of the first separation space, the second separation space, the third separation space, and the fourth separation space has a circumferential length corresponding to 45 degrees about the center of the main body.