Patent 11378996 was granted and assigned to Kortek on July, 2022 by the United States Patent and Trademark Office.
Provided is an operating device including an operation part inserted in an insertion hole part of a glass part; a frame part installed in a position facing the operation part while having the glass part interposed between same and the operation part; a lock part rotatably installed on the frame part and restricting the movement of the operation part by rotating; and a transfer gear part engaged with a gear provided on the lock part and rotating the lock part by moving or rotating by an external force.