Patent ID: 11895787
Assignee: STAR ASIA VISION CORPORATION
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G  H  F  E | IPC E  F  H

Claim 3:
4. The multi-directional multi-joint turning piece of claim 3, further comprising fourth plug-in piece, wherein the second coupling piece includes an eighth connecting portion, the eighth connecting portion is a rectangular structure with a front and a rear symmetrical panels having a fourth spacing between the front and the rear panels, the eighth connecting portion is disposed at one end of the second coupling piece, the third turning piece includes a seventh connecting portion, the seventh connecting portion is a rectangular structure with a fifth thickness, the seventh connecting portion is disposed at the other end of the third turning piece, the third turning piece is a rectangular structure with a fourth thickness, the fifth thickness is smaller than the fourth thickness, and the fifth thickness is smaller than the fourth spacing, the second coupling piece is connected to the third turning piece by the insertion of the seventh connecting portion into the eighth connecting portion, the fourth plug-in piece is inserted into the fourth through-hole, and the second coupling piece is pivoted to the third turning piece and the fourth plug-in piece is used as a pivot.