US 12,436,408 B2
Wearable device
Li-Hsun Chang, Taoyuan (TW); and Yu-Hsun Chung, Taoyuan (TW)
Assigned to HTC Corporation, Taoyuan (TW)
Filed by HTC Corporation, Taoyuan (TW)
Filed on Nov. 11, 2022, as Appl. No. 17/985,160.
Prior Publication US 2024/0160037 A1, May 16, 2024
Int. Cl. G02C 5/12 (2006.01); G02C 11/00 (2006.01)
CPC G02C 5/122 (2013.01) [G02C 11/10 (2013.01)] 6 Claims
OG exemplary drawing
 
1. A wearable device, comprising:
a body, has a bridge;
a nose pad frame, movably arranged at the bridge;
a first elastic element, arranged between the bridge and the nose pad frame;
a clamping element, movably arranged at the bridge for fixing the nose pad frame or allowing the nose pad frame to move steplessly, and
a switch module assembled to the body to move the clamping element,
wherein the switch module comprises:
a first connecting rod has a pivot joint, a force receiving end and a connecting end, wherein the pivot joint pivots the body and is located between the force receiving end and the connecting end, the force receiving end is used to receive an external force to make the first connecting rod rotate; and
a second connecting rod, its two ends are respectively connected to the connecting end and the clamping element,
wherein the switch module further comprises a shape memory alloy element, connected between the body and the force receiving end for applying the external force to the force receiving end.