Patent ID: 11865379
Assignee: FICONT INDUSTRY (BEIJING) CO., LTD.
Field: Other consumer goods (Other fields)
Classification: CPC A  F | IPC A  F

Claim 5:
6. The linkage operation assembly of claim 5, wherein, in the case that the linkage member is the linkage plate, and the drive rotary shaft is connected to the linkage plate through the second connection, the linkage operation assembly further comprises a cover of the linkage plate; a limit hole is formed on the cover and the limit mechanism comprises the second connection and the limit hole, the second connection rotates in the limit hole, and the limit hole is configured that the second connection is in limit fit with the inner wall of the limit hole when the drive rotary shaft rotates to the extreme positions and the rotational angle of the drive rotary shaft is not greater than ninety degrees.