Patent ID: 11956909
Assignee: HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
Field: Computer technology (Electrical engineering)
Classification: CPC G  H | IPC H

Claim 7:
8. The curling device of claim 1, wherein the electromagnetic telescoping mechanism comprises a telescoping cylinder and at least one first telescoping element and at least one second telescoping element arranged within the telescoping cylinder;
the at least one first telescoping element and the at least one second telescoping element are arranged alternately;
the first telescopic element is fixedly connected with the telescopic cylinder;
the second telescopic element is provided with a coil and is configured to:
rotate under an action of a magnetic field and lock with the first telescopic element when receiving the first signal, to enable the electromagnetic telescopic mechanism to expand, and
rotate under an action of a magnetic field and is unlocked with the first telescopic element when receiving the second signal, to enable the electromagnetic telescopic mechanism to curl.