Patent ID: 11927209
Assignee: ALPHA NETWORKS INC.
Field: Mechanical elements (Mechanical engineering)
Classification: CPC F  G | IPC F  G

Claim 3:
4. The mounting seat as claimed in claim 3, wherein when the plurality of folded parts of the first extendable section is partially extended, the first extendable section drives the connecting portion and the doorbell to turn to a first medium angle; when the plurality of folded parts of the second extendable section is partially extended, the second extendable section drives the connecting portion and the doorbell to turn to a second medium angle; when the plurality of folded parts of the first extendable section is completely extended, the first extendable section drives the connecting portion and the doorbell to be turned to a first angle; when the plurality of folded parts of the second extendable section is completely extended, the second extendable section drives the connecting portion and the doorbell to be located at a second angle; the first angle is greater than the first medium angle, and the second angle is greater than the second medium angle.